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Wednesday, May 20, 2020

A Grice Companion -- in six volumes, vol. III.

CRUCIAL EXPERIMENT, MACH, PHILOSOPHY OF SCIENCE, QUINE, VIENNA CIRCLE. R.Ar. Duhem-Quine thesis.DUHEM. Duhem-Quine thesis Duhem-Quine thesis 246 -   246 Duhem thesis.DUHEM. Dummett, Michael A. E. (b.1925), British philosopher of language, logic, and mathematics, noted for his sympathy for metaphysical antirealism and for his exposition of the philosophy of Frege. Dummett regards allegiance to the principle of bivalence as the hallmark of a realist attitude toward any field of discourse. This is the principle that any meaningful assertoric sentence must be determinately either true or else false, independently of anyone’s ability to ascertain its truth-value by recourse to appropriate empirical evidence or methods of proof. According to Dummett, the sentences of any learnable language cannot have verification-transcendent truth conditions and consequently we should query the intelligibility of certain statements that realists regard as meaningful. On these grounds, he calls into question realism about the past and realism in the philosophy of mathematics in several of the papers in two collections of his essays, Truth and Other Enigmas (1978) and The Seas of Language (1993). In The Logical Basis of Metaphysics (1991), Dummett makes clear his view that the fundental questions of metaphysics have to be approached through the philosophy of language, and more specifically through the theory of meaning. Here his philosophical debts to Frege and Wittgenstein are manifest. Dummett has been the world’s foremost expositor and chpion of Frege’s philosophy, above all in two highly influential books, Frege: Philosophy of Language (1973) and Frege: Philosophy of Mathematics (1991). This is despite the fact that Frege himself advocated a form of Platonism in semantics and the philosophy of mathematics that is quite at odds with Dummett’s own anti-realist inclinations. It would appear, however, from what Dummett says in Origins of Analytical Philosophy (1993), that he regards Frege’s great achievement as that of having presaged the “linguistic turn” in philosophy that was to see its most valuable fruit in the later work of Wittgenstein. Wittgenstein’s principle that grasp of the meaning of a linguistic expression must be exhaustively manifested by the use of that expression is one that underlies Dummett’s own approach to meaning and his anti-realist leanings. In logic and the philosophy of mathematics this is shown in Dummett’s sympathy for the intuitionistic approach of Brouwer and Heyting, which involves a repudiation of the law of excluded middle, as set forth in Dummett’s own book on the subject, Elements of Intuitionism (1977).  BROUWER, MATHEMATICAL INTUITIONISM, METAPHYSICAL REALISM, WITTGENSTEIN. E.J.L. dunis, also dynis (Greek, ‘power’, ‘capacity’), as used by pre-Socratics such as Anaximander and Anaxagoras, one of the elementary character-powers, such as the hot or the cold, from which they believed the world was constructed. Plato’s early theory of Forms borrowed from the concept of character-powers as causes present in things; courage, e.g., is treated in the Laches as a power in the soul. Aristotle also used the word in this sense to explain the origins of the elements. In the Metaphysics (especially Book IX), Aristotle used dunis in a different sense to mean ‘potentiality’ in contrast to ‘actuality’ (energeia or entelecheia). In the earlier sense of dunis, matter is treated as potentiality, in that it has the potential to receive form and so be actualized as a concrete substance. In the later Aristotelian sense of dunis, dormant abilities are treated as potentialities, and dunis is to energeia as sleeping is to waking, or having sight to seeing.  ARISTOTLE, ENERGEIA. P.Wo. Duns Scotus, John (1266–1308), Scottish Franciscan metaphysician and philosophical theologian. He lectured at Oxford, Paris, and Cologne, where he died and his remains are still venerated. Modifying Avicenna’s conception of metaphysics as the science of being qua being, but univocally conceived, Duns Scotus showed its goal was to demonstrate God as the Infinite Being (revealed to Moses as the “I  who ”), whose creative will is the source of the world’s contingency. Out of love God fashioned each creature with a unique “haecceity” or particularity formally distinct from its individualized nature. Descriptively identical with others of its kind, this nature, conceived in abstraction from haecceity, is both objectively real and potentially universal, and provides the basis for scientific knowledge that Peirce calls “Scotistic realism.” Duns Scotus brought many of Augustine’s insights, treasured by his Franciscan predecessors, into the mainstre of the Aristotelianism of his day. Their notion of the will’s “supersufficient potentiality” for self-determination he showed can be reconciled with Aristotle’s notion of an “active potency,” if one rejects the controDuhem thesis Duns Scotus, John 247 -   247 versial principle that “whatever is moved is moved by another.” Paradoxically, Aristotle’s criteria for rational and non-rational potencies prove the rationality of the will, not the intellect, for he claimed that only rational faculties are able to act in opposite ways and are thus the source of creativity in the arts. If so, then intellect, with but one mode of acting determined by objective evidence, is non-rational, and so is classed with active potencies called collectively “nature.” Only the will, acting “with reason,” is free to will or nill this or that. Thus “nature” and “will” represent Duns Scotus’s primary division of active potencies, corresponding roughly to Aristotle’s dichotomy of non-rational and rational. Original too is his development of Anselm’s distinction of the will’s twofold inclination or “affection”: one for the advantageous, the other for justice. The first endows the will with an “intellectual appetite” for happiness and actualization of self or species; the second supplies the will’s specific difference from other natural appetites, giving it an innate desire to love goods objectively according to their intrinsic worth. Guided by right reason, this “affection for justice” inclines the will to act ethically, giving it a congenital freedom from the need always to seek the advantageous. Both natural affections can be supernaturalized, the “affection for justice” by charity, inclining us to love God above all and for his own sake; the affection for the advantageous by the virtue of hope, inclining us to love God as our ultimate good and future source of beatitude. Another influential psychological theory is that of intuitive intellectual cognition, or the simple, non-judgmental awareness of a hereand-now existential situation. First developed as a necessary theological condition for the face-toface vision of God in the next life, intellectual intuition is needed to explain our certainty of primary contingent truths, such as “I think,” “I choose,” etc., and our awareness of existence. Unlike Ockh, Duns Scotus never made intellectual intuition the basis for his epistemology, nor believed it puts one in direct contact with any extrental substance material or spiritual, for in this life, at least, our intellect works through the sensory imagination. Intellectual intuition seems to be that indistinct peripheral aura associated with each direct sensory-intellectual cognition. We know of it explicitly only in retrospect when we consider the necessary conditions for intellectual memory. It continued to be a topic of discussion and dispute down to the time of Calvin, who, influenced by the Scotist John Major, used an auditory rather than a visual sense model of intellectual intuition to explain our “experience of God.” 
AUGUSTINE, AVICENNA, OCKH. A.B.W. Dutch book, a bet or combination of bets whereby the bettor is bound to suffer a net loss regardless of the outcome. A simple exple would be a bet on a proposition p at odds of 3 : 2 combined with a bet on not-p at the se odds, the total ount of money at stake in each bet being five dollars. Under this arrangement, if p turned out to be true one would win two dollars by the first bet but lose three dollars by the second, and if p turned out to be false one would win two dollars by the second bet but lose three dollars by the first. Hence, whatever happened, one would lose a dollar.  PROBABILITY. R.Ke. Dutch book argument, the argument that a rational person’s degrees of belief must conform to the axioms of the probability calculus, since otherwise, by the Dutch book theorem, he would be vulnerable to a Dutch book. R.Ke. Dutch book theorem, the proposition that anyone who (a) counts a bet on a proposition p as fair if the odds correspond to his degree of belief that p is true and who (b) is willing to make any combination of bets he would regard individually as fair will be vulnerable to a Dutch book provided his degrees of belief do not conform to the axioms of the probability calculus. Thus, anyone of whom (a) and (b) are true and whose degree of belief in a disjunction of two incompatible propositions is not equal to the sum of his degrees of belief in the two propositions taken individually would be vulnerable to a Dutch book. R.Ke. duty, what a person is obligated or required to do. Duties can be moral, legal, parental, occupational, etc., depending on their foundations or grounds. Because a duty can have several different grounds, it can be, say, both moral and legal, though it need not be of more than one type. Natural duties are moral duties people have simply in virtue of being persons, i.e., simply in virtue of their nature. There is a prima facie duty to do something if and only if there is an appropriate basis for doing that thing. For instance, a prima facie moral duty will be one for which there is a moral basis, i.e., some moral grounds. This conDutch book duty 248 -   248 trasts with an all-things-considered duty, which is a duty one has if the appropriate grounds that support it outweigh any that count against it. Negative duties are duties not to do certain things, such as to kill or harm, while positive duties are duties to act in certain ways, such as to relieve suffering or bring aid. While the question of precisely how to draw the distinction between negative and positive duties is disputed, it is generally thought that the violation of a negative duty involves an agent’s causing some state of affairs that is the basis of the action’s wrongness (e.g., harm, death, or the breaking of a trust), whereas the violation of a positive duty involves an agent’s allowing those states of affairs to occur or be brought about. Imperfect duties are, in Kant’s words, “duties which allow leeway in the interest of inclination,” i.e., that permit one to choose ong several possible ways of fulfilling them. Perfect duties do not allow that leeway. Thus, the duty to help those in need is an imperfect duty since it can be fulfilled by helping the sick, the starving, the oppressed, etc., and if one chooses to help, say, the sick, one can choose which of the sick to help. However, the duty to keep one’s promises and the duty not to harm others are perfect duties since they do not allow one to choose which promises to keep or which people not to harm. Most positive duties are imperfect; most negative ones, perfect.  DEONTIC LOGIC, KANT, RIGHTS, ROSS. B.R. du Vair, Guillaume (1556–1621), French philosopher, bishop, and political figure. Du Vair and Justus Lipsius were the two most influential propagators of neo-Stoicism in early modern Europe. Du Vair’s Sainte Philosophie (“Holy Philosophy,” 1584) and his shorter Philosophie morale des Stoïques (“Moral Philosophy of the Stoics,” 1585), were translated and frequently reprinted. The latter presents Epictetus in a form usable by ordinary people in troubled times. We are to follow nature and live according to reason; we are not to be upset by what we cannot control; virtue is the good. Du Vair inserts, moreover, a distinctly religious note. We must be pious, accept our lot as God’s will, and consider morality obedience to his command. Du Vair thus Christianized Stoicism, making it widely acceptable. By teaching that reason alone enables us to know how we ought to live, he bece a founder of modern rationalism in ethics. 
ETHICS, HUMAN NATURE, STOICISM. J.B.S. Dvaita Vedanta, a variety of Hinduism according to which Brahman is an independently existing, omnipotent, omniscient personal deity. In Dvaita Vedanta, Brahman everlastingly sustains in existence a world of minds and physical things without their being properly viewed as the body of Brahman, since this would mistakenly suggest that Brahman is limited and can be affected in ways analogous to those in which human beings are limited and can be affected by their bodies. The Upanishadic texts concerning the individual an’s identity to Brahman, and all things being in Brahman, are understood as asserting dependence on Brahman and resemblance to Brahman rather than numerical identity with Brahman. Each person is held to have his or her own essence (cf. the medieval Scholastic notion of a haecceity) and accordingly some are destined for enlightenment, some for endless transmigration, and some for misery. K.E.Y. Dworkin, Ronald M. (b.1931), erican jurist, political philosopher, and a central contributor to recent legal and political theory. He has served as professor of jurisprudence, University of Oxford (1969–98), professor of law, New York University (1975–), and Quain Professor of Jurisprudence, University College, London (1998–). He was the first significant critic of Hart’s positivist analysis of law as based on a determinable set of social rules. Dworkin argues that the law contains legal principles as well as legal rules. Legal principles are standards phrased generally (e.g., ‘No one shall profit from his own wrong’); they do not have a formal “pedigree,” but are requirements of morality. Nonetheless, courts are obliged to apply such principles, and thus have no lawmaking discretion. Judicially enforceable legal rights must derive from antecedent political rights. Dworkin characterizes rights as political “trumps” – hence his title Taking Rights Seriously (2d ed., 1978), which collects the papers that defend the views sketched. Dworkin postulates an idealized judge, Hercules, who can invariably determine what rights are legally enforceable. Dworkin denies any metaphysical commitments thereby, and emphasizes instead the constructive and interpretive nature of both adjudication and legal theory. These arguments are made in papers collected in A Matter of Principle (1985). Law’s Empire (1986) systematizes his view. He presents there a theory of “law as integrity.” The court’s obligation is to make the community’s law the best it can be by finding decisions that best fit both institutional du Vair, Guillaume Dworkin, Ronald M. 249 -   249 history and moral principle. Hercules always best determines the best fit. Dworkin has also contributed to substantive political theory. He defends a form of liberalism that makes equality as prominent as liberty. His account of equality is found in a number of independent papers; see, e.g., “Foundations of Liberal Equality,” Tanner Lectures on Human Values XI (1990). Dworkin has applied his liberal theory in two ways. He has continually acted as a critical watchdog of the U.S. Supreme Court, assessing decisions for their adherence to the ideals of principle, respect for equality, and achievement of best fit. Some of these essays are in the two collections mentioned; the most recent are in Freedom’s Law (1996). Life’s Dominion (1993) derives from these ideals an account of abortion and euthanasia. Dworkin’s philosophizing has a conceptual richness and rhetorical fire that, when not wholly under control, give his theoretical positions a protean quality at the level of detail. Nonetheless, the ideas that adjudication should be principled and enforce rights, and that we all deserve equal dignity and respect, exercise a powerful fascination.  EUTHANASIA, HART, JURISPRUDENCE, LEGAL
POSITIVISM, MORAL STATUS, NATURAL LAW, POLITICAL PHILOSOPHY, RIGHTS. R.A.Sh. Dyad.ACADEMY. dynic logic, a branch of logic in which, in addition to the usual category of formulas interpretable as propositions, there is a category of expressions interpretable as actions. Dynic logic (originally called the modal logic of progrs) emerged in the late 1970s as one step in a long tradition within theoretical computer science aimed at providing a way to formalize the analysis of progrs and their action. A particular concern here was progr verification: what can be said of the effect of a progr if started at a certain point? To this end operators [a] and ‹a( were introduced with the following intuitive readings: [a]A to mean ‘after every terminating computation according to a it is the case that A’ and ‹a(A to mean ‘after some terminating computation according to a it is the case that A’. The logic of these operators may be seen as a generalization of ordinary modal logic: where modal logic has one box operator A and one diond operator B, dynic logic has one box operator [a] and one diond operator ‹a( for every progr expression a in the language. In possible worlds semantics for modal logic a model is a triple (U, R, V) where U is a universe of points, R a binary relation, and V a valuation assigning to each atomic formula a subset of U. In dynic logic, a model is a triple (U, R, V) where U and V are as before but R is a fily of binary relations R(a), one for every progr expression a in the language. Writing ‘Xx A’, where x is a point in U, for ‘A is true at x’ (in the model in question), we have the following characteristic truth conditions (truth-functional compounds are evaluated by truth tables, as in modal logic): Xx P if and only if x is a point in V(P), where P is an atomic formula, Xx[a]A if and only if, for all y, if x is R(a)- related to y then Xy A, Xx ‹a( if and only if, for some y, x is R(a)-related to y and Xy A. Traditionally, dynic logic will contain machinery for rendering the three regular operators on progrs: ‘!’ (sum), ‘;’ (composition), and ‘*’ (Kleene’s star operation), as well as the test operator ‘?’, which, operating on a proposition, will yield a progr. The action a ! b consists in carrying out a or carrying out b; the action a;b in first carrying out a, then carrying out b; the action a* in carrying out a some finite number of times (not excluding 0); the action ?A in verifying that A. Only standard models reflect these intuitions: R(a ! b) % R(a) 4 R(b), R(a;b) % R(a) _ R(b), R(a*) % (R(a))*, R(?A) % {(x,x) : Xx A} (where ‘*’ is the ancestral star) The smallest propositional dynic logic (PDL) is the set of formulas true at every point in every standard model. Note that dynic logic analyzes non-deterministic action – this is evident at the level of atomic progrs p where R(p) is a relation, not necessarily a function, and also in the definitions of R(a + b) and R(a*). Dynic logic has been extended in various ways, e.g., to first- and second-order predicate logic. Furthermore, just as deontic logic, tense logic, etc., are referred to as modal logic in the wide sense, so extensions of dynic logic in the narrow sense such as process logic are often loosely referred to as dynic logic in the wide sense. Dyad dynic logic 250 -   250 The philosophical interest in dynic logic rests with the expectation that it will prove a fruitful instrument for analyzing the concept of action in general: a successful analysis would be valuable in itself and would also be relevant to other disciplines such as deontic logic and the logic of imperatives.  COMPUTER THEORY, DEONTIC LOGIC, MODAL LOGIC. K.Seg. dynis.DUNIS, ENERGEIA. dynism.BOSCOVICH. dynis dynism 251 -   251 Eckhart, Johannes, called Meister Eckhart (c.1260–1328), German mystic, theologian, and preacher. Eckhart entered the Dominican order early and began an academic circuit that took him several times to Paris as a student and master of theology and that initiated him into ways of thinking much influenced by Albertus Magnus and Thomas Aquinas. At Paris, Eckhart wrote the required commentary on the Sentences of Peter Lombard and finished for publication at least three formal disputations. But he had already held office within the Dominicans, and he continued to alternate work as administrator and as teacher. Eckhart preached throughout these years, and he continued to write spiritual treatises in the vernacular, of which the most important is the Book of Divine Consolation (1313/1322). Only about a third of Eckhart’s main project in Latin, the Opus tripartitum, seems ever to have been completed. Beginning in the early 1320s, questions were raised about Eckhart’s orthodoxy. The questions centered on what was characteristic of his teaching, nely the emphasis on the soul’s attaining “emptiness” so as to “give birth to God.” The soul is ennobled by its emptying, and it can begin to “labor” with God to deliver a spark that enacts the miraculous union-and-difference of their love. After being acquitted of heresy once, Eckhart was condemned on 108 propositions drawn from his writings by a commission at Cologne. The condemnation was appealed to the Holy See, but in 1329 Eckhart was there judged “probably heretical” on 17 of 28 propositions drawn from both his academic and popular works. The condemnation clearly limited Eckhart’s explicit influence in theology, though he was deeply appropriated not only by mystics such as Johannes Tauler and Henry Suso, but by church figures such as Nicholas of Cusa and Martin Luther. He has since been taken up by thinkers as different as Hegel, Fichte, and Heidegger.  ALBERTUS MAGNUS, AQUINAS, PETER LOMBARD. M.D.J. eclecticism.COUSIN. Eco, Umberto (b.1932), Italian philosopher, intellectual historian, and novelist. A leading figure in the field of semiotics, the general theory of signs. Eco has devoted most of his vast production to the notion of interpretation and its role in communication. In the 1960s, building on the idea that an active process of interpretation is required to take any sign as a sign, he pioneered reader-oriented criticism (The Open Work, 1962, 1976; The Role of the Reader, 1979) and chpioned a holistic view of meaning, holding that all of the interpreter’s beliefs, i.e., his encyclopedia, are potentially relevant to word meaning. In the 1970s, equally influenced by Peirce and the French structuralists, he offered a unified theory of signs (A Theory of Semiotics, 1976), aiming at grounding the study of communication in general. He opposed the idea of communication as a natural process, steering a middle way between realism and idealism, particularly of the Sapir-Whorf variety. The issue of realism looms large also in his recent work. In The Limits of Interpretation (1990) and Interpretation and Overinterpretation (1992), he attacks deconstructionism. Kant and the Platypus (1997) defends a “contractarian” form of realism, holding that the reader’s interpretation, driven by the Peircean regulative idea of objectivity and collaborating with the speaker’s underdetermined intentions, is needed to fix reference. In his historical essays, ranging from medieval aesthetics (The Aesthetics of Thomas Aquinas, 1956) to the attempts at constructing artificial and “perfect” languages (The Search for the Perfect Language, 1993) to medieval semiotics, he traces the origins of some central notions in contemporary philosophy of language (e.g., meaning, symbol, denotation) and such recent concerns as the language of mind and translation, to larger issues in the history of philosophy. All his novels are pervaded by philosophical queries, such as Is the world an ordered whole? (The Ne of the Rose, 1980), and How much interpretation can one tolerate without falling prey to some conspiracy syndrome? (Foucault’s Pendulum, 1988). Everywhere, he engages the reader in the ge of (controlled) interpretations.  DECONSTRUCTION, MEANING, SEMIOSIS, STRUCTURALISM. M.Sa. 252 E -   252 ecofeminism.ENVIRONMENTAL PHILOSOPHY. economics, philosophy of.PHILOSOPHY OF ECONOMICS. economics, welfare.PHILOSOPHY OF ECONOMICS. education, philosophy of.PHILOSOPHY OF EDUCATION. eduction, the process of initial clarification, as of a phenomenon, text, or argument, that normally takes place prior to logical analysis. Out of the flux of vague and confused experiences certain characteristics are drawn into some kind of order or intelligibility in order that attention can be focused on them (Aristotle, Physics I). These characteristics often are latent, hidden, or implicit. The notion often is used with reference to texts as well as experience. Thus it becomes closely related to exegesis and hermeneutics, tending to be reserved for the sorts of clarification that precede formal or logical analyses. 
HERMENEUTICS. F.S. Edwards, Jonathan (1703–58), erican philosopher and theologian. He was educated at Yale, preached in New York City, and in 1729 assumed a Congregational pastorate in Northpton, Massachusetts, where he bece a leader in the Great Awakening. Because of a dispute with his parishioners over qualifications for communion, he was forced to leave in 1750. In 1751, he took charge of congregations in Stockbridge, a frontier town sixty miles to the west. He was elected third president of Princeton in 1757 (but died shortly after inauguration). Edwards deeply influenced Congregational and Presbyterian theology in erica for over a century, but had little impact on philosophy. Interest in him revived in the middle of the twentieth century, first ong literary scholars and theologians and later ong philosophers. While most of Edwards’s published work defends the Puritan version of Calvinist orthodoxy, his notebooks reveal an interest in philosophical problems for their own sake. Although he was indebted to Continental rationalists like Malebranche, to the Cbridge Platonists, and especially to Locke, his own contributions are sophisticated and original. The doctrine of God’s absolute sovereignty is explicated by occasionalism, a subjective idealism similar to Berkeley’s, and phenomenalism. According to Edwards, what are “vulgarly” called causal relations are mere constant conjunctions. True causes necessitate their effects. Since God’s will alone meets this condition, God is the only true cause. He is also the only true substance. Physical objects are collections of ideas of color, shape, and other “corporeal” qualities. Finite minds are series of “thoughts” or “perceptions.” Any substance underlying perceptions, thoughts, and “corporeal ideas” must be something that “subsists by itself, stands underneath, and keeps up” physical and mental qualities. As the only thing that does so, God is the only real substance. As the only true cause and the only real substance, God is “in effect being in general.” God creates to communicate his glory. Since God’s internal glory is constituted by his infinite knowledge of, love of, and delight in himself as the highest good, his “communication ad extra” consists in the knowledge of, love of, and joy in himself which he bestows upon creatures. The essence of God’s internal and external glory is “holiness” or “true benevolence,” a disinterested love of being in general (i.e., of God and the beings dependent on him). Holiness constitutes “true beauty,” a divine splendor or radiance of which “secondary” (ordinary) beauty is an imperfect image. God is thus supremely beautiful and the world is suffused with his loveliness. Vindications of Calvinist conceptions of sin and grace are found in Freedom of the Will (1754) and Original Sin (1758). The former includes sophisticated defenses of theological determinism and compatibilism. The latter contains arguments for occasionalism and interesting discussions of identity. Edwards thinks that natural laws determine kinds or species, and kinds or species determine criteria of identity. Since the laws of nature depend on God’s “arbitrary” decision, God establishes criteria of identity. He can thus, e.g., constitute Ad and his posterity as “one thing.” Edwards’s religious epistemology is developed in A Treatise Concerning Religious Affections (1746) and On the Nature of True Virtue (1765). The conversion experience involves the acquisition of a “new sense of the heart.” Its core is the mind’s apprehension of a “new simple idea,” the idea of “true beauty.” This idea is needed to properly understand theological truths. True Virtue also provides the fullest account of Edwards’s ethics – a moral sense theory that identifies virtue with benevolence. Although indebted to contemporaries like Hutcheson, Edwards criticizes their attempts to construct ethics on secular foundations. True benevolence ecofeminism Edwards, Jonathan 253 -   253 embraces being in general. Since God is, in effect, being in general, its essence is the love of God. A love restricted to fily, nation, humanity, or other “private systems” is a form of self-love.  BERKELEY, CALVIN, FREE WILL PROBLEM, MORAL SENSE THEORY, OCCASIONALISM. W.J.Wa. effective procedure, a step-by-step recipe for computing the values of a function. It determines what is to be done at each step, without requiring any ingenuity of anyone (or any machine) executing it. The input and output of the procedure consist of items that can be processed mechanically. Idealizing a little, inputs and outputs are often taken to be strings on a finite alphabet. It is customary to extend the notion to procedures for manipulating natural numbers, via a canonical notation. Each number is associated with a string, its numeral. Typical exples of effective procedures are the standard grade school procedures for addition, multiplication, etc. One can execute the procedures without knowing anything about the natural numbers. The term ‘mechanical procedure’ or ‘algorithm’ is sometimes also used. A function f is computable if there is an effective procedure A that computes f. For every m in the domain of f, if A were given m as input, it would produce f(m) as output. Turing machines are mathematical models of effective procedures. Church’s thesis, or Turing’s thesis, is that a function is computable provided there is a Turing machine that computes it. In other words, for every effective procedure, there is a Turing machine that computes the se function.  CHURCH’S THESIS, COMPUTER THEORY, TURING MACHINE. S.Sha. efficacious grace.ARNAULD. efficient cause.ARISTOTLE. effluences.DEMOCRITUS. effluxes, theory of.DEMOCRITUS. ego.FREUD. ego, empirical.KANT. ego, transcendental.KANT. egocentric particular, a word whose denotation is determined by identity of the speaker and/or the time, place, and audience of his utterance. Exples are generally thought to include ‘I,’ ‘you’, ‘here’, ‘there’, ‘this’, ‘that’, ‘now’, ‘past’, ‘present’, and ‘future’. The term ‘egocentric particular’ was introduced by Russell in An Inquiry into Meaning and Truth (1940). In an earlier work, “The Philosophy of Logical Atomism” (Monist, 1918–19), Russell called such words “emphatic particulars.” Some important questions arise regarding egocentric particulars. Are some egocentric particulars more basic than others so that the rest can be correctly defined in terms of them but they cannot be correctly defined in terms of the rest? Russell thought all egocentric particulars can be defined by ‘this’; ‘I’, for exple, has the se meaning as ‘the biography to which this belongs’, where ‘this’ denotes a sense-datum experienced by the speaker. Yet, at the se time, ‘this’ can be defined by the combination ‘what I-now notice’. Must we use at least some egocentric particulars to give a complete description of the world? Our ability to describe the world from a speaker-neutral perspective, so that the denotations of the terms in our description are independent of when, where, and by whom they are used, depends on our ability to describe the world without using egocentric particulars. Russell held that egocentric particulars are not needed in any part of the description of the world. 
CAUSAL THEORY OF PROPER NES, INDEXICAL, TOKEN-REFLEXIVE. P.Mar. egocentric predicent, each person’s apparently problematic position as an experiencing subject, assuming that all our experiences are private in that no one else can have them. Two problems concern our ability to gain empirical knowledge. First, it is hard to see how we gain empirical knowledge of what others experience, if all experience is private. We cannot have their experience to see what it is like, for any experience we have is our experience and so not theirs. Second, it is hard to see how we gain empirical knowledge of how the external world is, independently of our experience. All our empirically justified beliefs seem to rest ultimately on what is given in experience, and if the empirically given is private, it seems it can only support justified beliefs about the world as we experience it. A third major problem concerns our ability to communicate with others. It is hard to see how we describe the world in a language others understand. We give meaning to some of our words by defining them by other words that already have effective procedure egocentric predicent 254 -   254 meaning, and this process of definition appears to end with words we define ostensively; i.e., we use them to ne something given in experience. If experiences are private, no one else can grasp the meaning of our ostensively defined words or any words we use them to define. No one else can understand our attempts to describe the world.  PRIVATE LANGUAGE ARGUMENT, PROBLEM OF OTHER MINDS. P.Mar. egoism, any view that, in a certain way, makes the self central. There are several different versions of egoism, all of which have to do with how actions relate to the self. Ethical egoism is the view that people ought to do what is in their own selfinterest. Psychological egoism is a view about people’s motives, inclinations, or dispositions. One statement of psychological egoism says that, as a matter of fact, people always do what they believe is in their self-interest and, human nature being what it is, they cannot do otherwise. Another says that people never desire anything for its own sake except what they believe is in their own self-interest. Altruism is the opposite of egoism. Any ethical view that implies that people sometimes ought to do what is in the interest of others and not in their self-interest can be considered a form of ethical altruism. The view that, human nature being what it is, people can do what they do not believe to be in their self-interest might be called psychological altruism. Different species of ethical and psychological egoism result from different interpretations of self-interest and of acting from self-interest, respectively. Some people have a broad conception of acting from self-interest such that people acting from a desire to help others can be said to be acting out of self-interest, provided they think doing so will not, on balance, take away from their own good. Others have a narrower conception of acting from selfinterest such that one acts from self-interest only if one acts from the desire to further one’s own happiness or good. Butler identified self-love with the desire to further one’s own happiness or good and self-interested action with action performed from that desire alone. Since we obviously have other particular desires, such as the desires for honor, for power, for revenge, and to promote the good of others, he concluded that psychological egoism was false. People with a broader conception of acting from self-interest would ask whether anyone with those particular desires would act on them if they believed that, on balance, acting on them would result in a loss of happiness or good for themselves. If some would, then psychological egoism is false, but if, given human nature as it is, no one would, it is true even if self-love is not the only source of motivation in human beings. Just as there are broader and narrower conceptions of acting from self-interest, there are broader and narrower conceptions of self-interest itself, as well as subjective and objective conceptions of self-interest. Subjective conceptions relate a person’s self-interest solely to the satisfaction of his desires or to what that person believes will make his life go best for him. Objective conceptions see self-interest, at least in part, as independent of the person’s desires and beliefs. Some conceptions of self-interest are narrower than others, allowing that the satisfaction of only certain desires is in a person’s self-interest, e.g., desires whose satisfaction makes that person’s life go better for her. And some conceptions of self-interest count only the satisfaction of idealized desires, ones that someone would have after reflection about the nature of those desires and what they typically lead to, as furthering a person’s self-interest.  BUTLER, ETHICS, MOTIVATIONAL INTERNALISM, REASONS FOR ACTION. B.R. egoistic consequentialism.CONSEQUENTIALISM. eidetic intuition.HUSSERL. eidos.ARISTOTLE, HUSSERL. Eightfold Path.BUDDHISM. eikasia.DIVIDED LINE. Einfühlung (German, ‘feeling into’), empathy. In contrast to sympathy, where one’s identity is preserved in feeling with or for the other, in empathy or Einfühlung one tends to lose oneself in the other. The concept of Einfühlung received its classical formulation in the work of Theodor Lipps, who characterized it as a process of involuntary, inner imitation whereby a subject identifies through feeling with the movement of another body, whether it be the real leap of a dancer or the illusory upward lift of an architectural column. Complete empathy is considered to be aesthetic, providing a non-representational access to beauty. Husserl used a phenomenologically purified concept of Einfühlung to account for the way the self directly recognizes the other. Husserl’s student Edith Stein described Einfühlung as a blind egoism Einfühlung 255 -   255 mode of knowledge that reaches the experience of the other without possessing it. Einfühlung is not to be equated with Verstehen or human understanding, which, as Dilthey pointed out, requires the use of all one’s mental powers, and cannot be reduced to a mere mode of feeling. To understand is not to apprehend something empathetically as the projected locus of an actual experience, but to apperceive the meaning of expressions of experience in relation to their context. Whereas understanding is reflective, empathy is prereflective. 
Einstein, Albert (1879–1955), German-born erican physicist, founder of the special and general theories of relativity and a fundental contributor to several branches of physics and to the philosophical analysis and critique of modern physics, notably of relativity and the quantum theory. Einstein was awarded the Nobel Prize for physics in 1922, “especially for his discovery of the law of the photoelectric effect.” Born in Ulm in the German state of Württemberg, Einstein studied physics at the Polytechnic in Zürich, Switzerland. He was called to Berlin as director of the Kaiser Wilhelm Institute for Physics (1914) at the peak of the German ultranationalism that surrounded World War I. His reaction was to circulate an internationalist “Manifesto to Europeans” and to pursue Zionist and pacifist progrs. Following the dratic confirmation of the general theory of relativity (1919) Einstein bece an international celebrity. This fe also made him the frequent target of German anti-Semites, who, during one notable episode, described the theory of relativity as “a Jewish fraud.” In 1933 Einstein left Germany for the Institute for Advanced Study in Princeton. Although his life was always centered on science, he was also engaged in the politics and culture of his times. He carried on an extensive correspondence (whose publication will run to over forty volumes) with both fous and ordinary people, including significant philosophical correspondence with Cassirer, Reichenbach, Moritz Schlick, and others. Despite reservations over logical positivism, he was something of a patron of the movement, helping to secure academic positions for several of its leading figures. In 1939 Einstein signed a letter drafted by the nuclear physicist Leo Szilard informing President Roosevelt about the prospects for harnessing atomic energy and warning of the German efforts to make a bomb. Einstein did not further participate in the development of atomic weapons, and later was influential in the movement against them. In 1952 he was offered, and declined, the presidency of Israel. He died still working on a unified field theory, and just as the founders of the Pugwash movement for nuclear disarment adopted a manifesto he had cosigned with Russell. Einstein’s philosophical thinking was influenced by early exposure to Kant and later study of Hume and Mach, whose impact shows in the operationalism used to treat time in his fous 1905 paper on special relativity. That work also displays a passion for unity in science characteristic of nearly all his physical thinking, and that may relate to the monism of Spinoza, a philosopher whom he read and reread. Einstein’s own understanding of relativity stressed the invariance of the space-time interval and promoted realism with regard to the structure of spacetime. Realism also shows up in Einstein’s work on Brownian motion (1905), which was explicitly motivated by his long-standing interest in demonstrating the reality of molecules (and atoms), and in the realist treatment of light quanta in his analysis (1905) of the photoelectric effect. While he pioneered the development of statistical physics, especially in his seminal investigations of quantum phenomena (1905–25), he never broke with his belief in determinism as the only truly fundental approach to physical processes. Here again one sees an affinity with Spinoza. Realism and determinism brought Einstein into conflict with the new quantum theory (1925–26), whose observer dependence and “flight into statistics” convinced him that it could not constitute genuinely fundental physics. Although influential in its development, he bece the theory’s foremost critic, never contributing to its refinement but turning instead to the progr of unifying the electromagnetic and gravitational fields into one grand, deterministic synthesis that would somehow make room for quantum effects as limiting or singular cases. It is generally agreed that his unified field progr was not successful, although his vision continues to inspire other unification progrs, and his critical assessments of quantum mechanics still challenge the instrumentalism associated with the theory. Einstein’s philosophical reflections constitute an important chapter in twentieth-century thought. He understood realism as less a metaphysical doctrine than a motivational progr, and he argued that determinism was a feature of theories rather than an aspect of the world Einstein, Albert Einstein, Albert 256 -   256 directly. Along with the unity of science, other central themes in his thinking include his rejection of inductivism and his espousal of holism and constructivism (or conventionalism), emphasizing that meanings, concepts, and theories are free creations, not logically derivable from experience but subject rather to overall criteria of comprehensibility, empirical adequacy, and logical simplicity. Holism is also apparent in his acute analysis of the testability of geometry and his rejection of Poincaré’s geometric conventionalism.  DETERMINISM, FIELD THEORY, QUANTUM MECHANICS, RELATIVITY, UNITY OF SCIENCE. A.F. élan vital.BERGSON.
Eleatic School, strictly, two fifth-century B.C. Greek philosophers, Parmenides and Zeno of Elea. (The Ionian Greek colony of Elea or Hyele in southern Italy bece Velia in Roman times and retains that ne today.) A playful remark by Plato in Sophist 242d gave rise to the notion that Xenophanes of Colophon, who was active in southern Italy and Sicily, was Parmenides’ teacher, had anticipated Parmenides’ views, and founded the Eleatic School. Moreover, Melissus of Sos and (according to some ancient sources) even the atomist philosopher Leucippus of Abdera ce to be regarded as “Eleatics,” in the sense of sharing fundental views with Parmenides and Zeno. In the broad and traditional use of the term, the Eleatic School characteristically holds that “all is one” and that change and plurality are unreal. So stated, the School’s position is represented best by Melissus.  MELISSUS OF SOS, PARMENIDES, XENOPHANES. A.P.D.M. elementary equivalence.CATEGORICAL THEORY. elementary quantification theory.FORMAL LOGIC. elenchus, a cross-exination or refutation. Typically in Plato’s early dialogues, Socrates has a conversation with someone who claims to have some sort of knowledge, and Socrates refutes this claim by showing the interlocutor that what he thinks he knows is inconsistent with his other opinions. This refutation is called an elenchus. It is not entirely negative, for awareness of his own ignorance is supposed to spur the interlocutor to further inquiry, and the concepts and assumptions employed in the refutations serve as the basis for positive Platonic treatments of the se topic. In contrast, sophistic elenchi are merely eristic: they aim simply at the refutation of an opponent by any means. Thus, Aristotle calls fallacies that only appear to be refutations “sophistical elenchi.”  SOCRATES. E.C.H. Elias.COMMENTARIES ON ARISTOTLE. eliminability, Rsey.BETH’s DEFINABILITY THEOREM.
Elizabeth of Bohemia (1618–80), German Princess whose philosophical reputation rests on her correspondence with Descartes. The most heavily discussed portion of this correspondence focuses on the relationship between the mind and the body and on Descartes’s claim that the mind-body union is a simple notion. Her discussions of free will and of the nature of the sovereign good also have philosophical interest.  DESCARTES, PHILOSOPHY OF MIND. M.At. ellipsis, an expression (spoken or written) from which semantically or syntactically essential material has been deleted, usually for conciseness. Elliptical sentences are often used to answer questions without repeating material occurring in the questions. For exple, the word ‘Lincoln’ may be an answer to the question of the authorship of the Gettysburg Address or to the question of the birthplace of George Boole. The single word ‘Lincoln’ can be seen as an elliptical ne when used as an ellipsis of ‘Abrah Lincoln’, and it can be seen as an elliptical sentence when used as an ellipsis for ‘Abrah Lincoln wrote the Gettysburg Address’. Other typical elliptical sentences are: ‘Abe is a father of two [children]’, ‘Ben arrives at twelve [noon]’. A typical ellipsis that occurs in discussion of ellipses involves citing the elliptical sentences with the deleted material added in brackets (often with ‘sc.’ or ‘scilicet’) instead of also presenting the complete sentence. Ellipsis also occurs above the sentential level, e.g. where well-known premises are omitted in the course of argumentation. The word ‘enthymeme’ designates an elliptical argument expression from which one or more premise-expressions have been deleted. The élan vital ellipsis 257 -   257 expression ‘elliptic biguity’ designates biguity arising from ellipsis.  BIGUITY, ARGUMENT, LOGICAL FORM. J. Cor. emanationism, a doctrine about the origin and ontological structure of the world, most frequently associated with Plotinus and other Neoplatonists, according to which everything else that exists is an emanation from a primordial unity, called by Plotinus “the One.” The first product of emanation from the One is Intelligence (noûs), a realm resembling Plato’s world of Forms. From Intelligence emanates Soul (psuche), conceived as an active principle that imposes, insofar as that is possible, the rational structure of Intelligence on the matter that emanates from Soul. The process of emanation is typically conceived to be necessary and timeless: although Soul, for instance, proceeds from Intelligence, the notion of procession is one of logical dependence rather than temporal sequence. The One remains unaffected and undiminished by emanation: Plotinus likens the One to the sun, which necessarily emits light from its naturally infinite abundance without suffering change or loss of its own substance. Although emanationism influenced some Jewish, Christian, and Islic thinkers, it was incompatible with those theistic doctrines of divine activity that maintained that God’s creative choice and the world thus created were contingent, and that God can, if he chooses, interact directly with individual creatures.  PLOTINUS. W.E.M. embodiment, the bodily aspects of human subjectivity. Embodiment is the central theme in European phenomenology, with its most extensive treatment in the works of Maurice MerleauPonty. Merleau-Ponty’s account of embodiment distinguishes between “the objective body,” which is the body regarded as a physiological entity, and “the phenomenal body,” which is not just some body, some particular physiological entity, but my (or your) body as I (or you) experience it. Of course, it is possible to experience one’s own body as a physiological entity. But this is not typically the case. Typically, I experience my body (tacitly) as a unified potential or capacity for doing this and that – typing this sentence, scratching that itch, etc. Moreover, this sense that I have of my own motor capacities (expressed, say, as a kind of bodily confidence) does not depend on an understanding of the physiological processes involved in performing the action in question. The distinction between the objective and phenomenal body is central to understanding the phenomenological treatment of embodiment. Embodiment is not a concept that pertains to the body grasped as a physiological entity. Rather it pertains to the phenomenal body and to the role it plays in our object-directed experiences.  MERLEAU-PONTY, PHENOMENOLOGY. D.Le. emergence.METHODOLOGICAL HOLISM. emergentism, descriptive.HOLISM. emergent materialism.PHILOSOPHY OF MIND. Emersonian perfectionism.CAVELL. Emerson, Ralph Waldo (1803–82), erican philosophical essayist, lecturer, and poet, a leading figure in the transcendentalist movement. He was born in Boston and educated at Harvard. As a young man he taught school and served as a Unitarian minister (1826–32). After he resigned his pastorate in 1832, he traveled to Europe to visit Coleridge, Carlyle, and Wordsworth. Upon his return, he settled in Concord, Massachusetts, and began anew as a public lecturer, essayist, and cultural critic. All the while he maintained a voluminous correspondence and kept a detailed, evocative journal. Most of this material has been published, and it casts considerable light on the depth of his thought, at times more so than his public presentations and books. His life was pockmarked by personal tragedies, notably the death of his father when Emerson was eight; the death of his first wife, Ellen, after two years of marriage; and the death of his oldest son, Waldo, at the age of five. Such afflictions belie the commonly held assumption that Emerson was a thinker who did not face the intractable problem of evil. To the contrary, his writings should be read as a continuing struggle to render the richest possible version of our situation, given that “things are in the saddle and ride mankind.” Although Emerson did not write a systematic work in philosophy, he unquestionably bequeathed an important philosophical vision and countless philosophical pieces. Beginning with his concentration on the motif of nature, its embracing quality, and the rhythms of our inextricable presence within its activities, Emerson details the “compensatory” ebb and flow of the human journey. The human soul and nature are related as “print” to “seal,” and yet nature is not always beneficent. In his essay “Compensation,” emanationism Emerson, Ralph Waldo 258 -   258 Emerson writes that “the value of the universe continues to throw itself into every point. If the good is there, so is the evil; if the affinity, so the repulsion, if the force, so the limitation.” After the acclaim given the publication of Emerson’s first book, Nature (1836), he began to gather his public lectures, a presentational medium at which he was riveting, convincing, and inspiring. In 1841 Emerson published his Essays – First Series, which included the lovely piece “Circles,” wherein he follows the blunt maxim “we grizzle every day” with the healing affirmation that “life is a series of surprises.” This volume also contains “Self-Reliance,” which furnished a motto for the self-proclaiming intrepidity of nineteenth-century erican individualism. The enthusiastic response to Emerson’s essays enabled him to publish three additional collections within the decade: Essays – Second Series (1844), Nature, Addresses and Lectures (1849), and Representative Men (1850). These books and their successors contained lectures, orations, poems, and addresses over a wide range of topics, philosophical, personal, characterological, travel, historical, and literary. Emerson’s prose is swift, clear, and epigrmatic, like a series of written stochastic probes, resulting in a Yankee crazy quilt, munificent of shape and color. Emerson spoke to be heard and wrote to be read, especially by the often denigrated “common” person. In fact, during Emerson’s European lecture tour in 1848, a letter to a London newspaper requested lowering the admission price so that poorer people could attend, for “to miss him is to lose an important part of the Nineteenth Century.” Emerson’s deeply democratic attitude had a reflective philosophical base. He believed that ordinary experience was epiphanic if we but open ourselves to its virtually infinite messages. Despite his Brahmanic appearance and demeanor, Emerson was in continuous touch with ordinary things. He wrote, “Our chief experiences have been casual.” His belief in the explosive and pedagogical character of ordinary experience is especially present in his influential oration “The erican Scholar.” After criticizing erican thought as thoroughly derivative, he plots the influences necessary to generate a genuine scholar, parount ong them nature and the learning of the past, though he cautions us not to be trapped in excessive retrospection at the expense of “an original relation to the universe.” It is his discussion of “action” as the third influence on the scholar that enables him to project his clearest statement of his underlying philosophical commitment. Without action, “thought can never ripen into truth,” moreover, “thinking is a partial act,” whereas living is a “total act.” Expressly opposed to any form of psychological, religious, philosophical, or behavioral dualism, he counsels us that the spiritual is not set apart, beyond reach of those who toil in the everyday. Rather, the most profound meanings of the human condition, “lurk” in the “common,” the “low,” the “filiar,” the “today.” The influence of the thought of Emerson reaches across class, caste, genre, and persuasion. Thinkers as diverse as Jes, Nietzsche, Whitman, Proust, Gertrude Stein, Robert Frost, Frank Lloyd Wright, Frederick Law Olmsted, and Wallace Stevens are ong those deeply indebted to Emerson. Yet, it was Dewey who best caught the enduring bequest of Emerson, writing of “the final word of Emerson’s philosophy, [as] the identity of Being, unqualified and immutable, with character.” 
TRANSCENDENTALISM. J.J.M. emotion, as conceived by philosophers and psychologists, any of several general types of mental states, approximately those that had been called “passions” by earlier philosophers, such as Descartes and Hume. Anger, e.g., is one emotion, fear a second, and joy a third. An emotion may also be a content-specific type, e.g., fear of an earthquake, or a token of an emotion type, e.g., Mary’s present fear that an earthquake is imminent. The various states typically classified as emotions appear to be linked together only by overlapping fily resemblances rather than by a set of necessary and sufficient conditions. Thus an adequate philosophical or psychological “theory of emotion” should probably be a fily of theories. Even to label these states “emotions” wrongly suggests that they are all marked by emotion, in the older sense of mental agitation (a metaphorical extension of the original sense, agitated motion). A person who is, e.g., pleased or sad about something is not typically agitated. To speak of anger, fear, joy, sadness, etc., collectively as “the emotions” fosters the assumption (which Jes said he took for granted) that these are just qualitatively distinct feelings of mental agitation. This exaggerates the importance of agitation and neglects the characteristic differences, noted by Aristotle, Spinoza, and others, in the types of situations that evoke the various emotions. One important feature of most emotions is captured by the older category of passions, in the sense of ‘ways of being acted upon’. In many lanemotion emotion 259 -   259 guages nearly all emotion adjectives are derived from participles: e.g., the English words ‘used’, ‘annoyed’, ‘ashed’, ‘astonished’, ‘delighted’, ‘embarrassed’, ‘excited’, ‘frightened’, ‘horrified’, ‘irritated’, ‘pleased’, ‘terrified’, ‘surprised’, ‘upset’, and ‘worried’. When we are, e.g., embarrassed, something acts on us, i.e., embarrasses us: typically, some situation or fact of which we are aware, such as our having on unmatched shoes. To call embarrassment a passion in the sense of a way of being acted upon does not imply that we are “passive” with respect to it, i.e., have no control over whether a given situation embarrasses us and thus no responsibility for our embarrassment. Not only situations and facts but also persons may “do” something to us, as in love and hate, and mere possibilities may have an effect on us, as in fear and hope. The possibility emotions are sometimes characterized as “forward-looking,” and emotions that are responses to actual situations or facts are said to be “backward-looking.” These temporal characterizations are inaccurate and misleading. One may be fearful or hopeful that a certain event occurred in the past, provided one is not certain as to whether it occurred; and one may be, e.g., embarrassed about what is going to occur, provided one is certain it will occur. In various passions the effect on us may include involuntary physiological changes, feelings of agitation due to arousal of the autonomic nervous system, characteristic facial expressions, and inclinations toward intentional action (or inaction) that arise independently of any rational warrant. Phenomenologically, however, these effects do not appear to us to be alien and non-rational, like muscular spasms. Rather they seem an integral part of our perception of the situation as, e.g., an embarrassing situation, or one that warrants our embarrassment.  JES-LANGE THEORY, PHILOSOPHY OF MIND. R.M.G. emotions, the seven.
KOREAN PHILOSOPHY. emotions, the six.CH’ING. emotive conjugation, a humorous verbal conjugation, designed to expose and mock first-person bias, in which ostensibly the se action is described in successively more pejorative terms through the first, second, and third persons (e.g., “I  firm, You are stubborn, He is a pig-headed fool”). This exple was used by Russell in the course of a BBC Radio “Brains’ Trust” discussion in 1948. It was popularized later that year when The New Statesman ran a competition for other exples. An “unprecedented response” brought in 2,000 entries, including: “I  well informed, You listen to gossip, He believes what he reads in the paper”; and “I went to Oxford, You went to Cbridge, He went to the London School of Economics” (Russell was educated at Cbridge and later taught there).  RUSSELL. N.G. emotive meaning.EMOTIVISM, MEANING. emotivism, a noncognitivist metaethical view opposed to cognitivism, which holds that moral judgments should be construed as assertions about the moral properties of actions, persons, policies, and other objects of moral assessment, that moral predicates purport to refer to properties of such objects, that moral judgments (or the propositions that they express) can be true or false, and that cognizers can have the cognitive attitude of belief toward the propositions that moral judgments express. Noncognitivism denies these claims; it holds that moral judgments do not make assertions or express propositions. If moral judgments do not express propositions, the former can be neither true nor false, and moral belief and moral knowledge are not possible. The emotivist is a noncognitivist who claims that moral judgments, in their primary sense, express the appraiser’s attitudes – approval or disapproval – toward the object of evaluation, rather than make assertions about the properties of that object. Because emotivism treats moral judgments as the expressions of the appraiser’s pro and con attitudes, it is sometimes referred to as the boohurrah theory of ethics. Emotivists distinguish their thesis that moral judgments express the appraiser’s attitudes from the subjectivist claim that they state or report the appraiser’s attitudes (the latter view is a form of cognitivism). Some versions of emotivism distinguish between this primary, emotive meaning of moral judgments and a secondary, descriptive meaning. In its primary, emotive meaning, a moral judgment expresses the appraiser’s attitudes toward the object of evaluation rather than ascribing properties to that object. But secondarily, moral judgments refer to those non-moral properties of the object of evaluation in virtue of which the appraiser has and expresses her attitudes. So if I judge that your act of torture is wrong, my judgment has two components. Its primary, emotive emotions, the seven emotivism 260 -   260 sense is to express my disapproval of your act. Its secondary, descriptive sense is to denote those non-moral properties of your act upon which I base my disapproval. These are presumably the very properties that make it an act of torture – roughly, a causing of intense pain in order to punish, coerce, or afford sadistic pleasure. By making emotive meaning primary, emotivists claim to preserve the univocity of moral language between speakers who employ different criteria of application for their moral terms. Also, by stressing the intimate connection between moral judgment and the agent’s non-cognitive attitudes, emotivists claim to capture the motivational properties of moral judgment. Some emotivists have also attempted to account for ascriptions of truth to moral judgments by accepting the redundancy account of ascriptions of truth as expressions of agreement with the original judgment. The emotivist must think that such ascriptions of truth to moral judgments merely reflect the ascriber’s agreement in noncognitive attitude with the attitude expressed by the original judgment. Critics of emotivism challenge these alleged virtues. They claim that moral agreement need not track agreement in attitude; there can be moral disagreement without disagreement in attitude (between moralists with different moral views), and disagreement in attitude without moral disagreement (between moralists and immoralists). By distinguishing between the meaning of moral terms and speakers’ beliefs about the extension of those terms, critics claim that we can account for the univocity of moral terms in spite of moral disagreement without introducing a primary emotive sense for moral terms. Critics also allege that the emotivist analysis of moral judgments as the expression of the appraiser’s attitudes precludes recognizing the possibility of moral judgments that do not engage or reflect the attitudes of the appraiser. For instance, it is not clear how emotivism can accommodate the oralist – one who recognizes moral requirements but is indifferent to them. Critics also charge emotivism with failure to capture the cognitive aspects of moral discourse. Because emotivism is a theory about moral judgment or assertion, it is difficult for the emotivist to give a semantic analysis of moral predicates in unasserted contexts, such as in the antecedents of conditional moral judgments (e.g., “If he did wrong, then he ought to be punished”). Finally, one might want to recognize the truth of some moral judgments, perhaps in order to make room for the possibility of moral mistakes. If so, then one may not be satisfied with the emotivist’s appeal to redundancy or disquotational accounts of the ascription of truth. Emotivism was introduced by Ayer in Language, Truth, and Logic (2d ed., 1946) and refined by C. L. Stevenson in Facts and Values (1963) and Ethics and Language (1944). 
COGNITIVISM, ETHICAL OBJECTIVISM, METAETHICS, MORAL SKEPTICISM, NIHILISM, NONCOGNITIVISM, PRESCRIPTIVISM. D.O.B. empathic solipsism.SOLIPSISM. empathy, imaginative projection into another person’s situation, especially for vicarious capture of its emotional and motivational qualities. The term is an English rendering (by the Angloerican psychologist E. G. Titchener, 1867– 1927) of the German Einfühlung, made popular by Theodore Lipps (1851–1914), which also covered imaginative identification with inanimate objects of aesthetic contemplation. Under ‘sympathy’, many aspects were earlier discussed by Hume, Ad Smith, and other Scottish philosophers. Empathy has been considered a precondition of ethical thinking and a major contributor to social bonding and altruism, mental state attribution, language use, and translation. The relevant spectrum of phenomena includes automatic and often subliminal motor mimicry of the expressions or manifestations of another’s real or feigned emotion, pain, or pleasure; emotional contagion, by which one “catches” another’s apparent emotion, often unconsciously and without reference to its cause or “object”; conscious and unconscious mimicry of direction of gaze, with consequent transfer of attention from the other’s response to its cause; and conscious or unconscious role-taking, which reconstructs in imagination (with or without imagery) aspects of the other’s situation as the other “perceives” it.
 EINFÜHLUNG, EMOTION, EXPRESSION THEORY OF ART, HUME, PROBLEM OF OTHER MINDS, SIMULATION THEORY, SMITH, VERSTEHEN. R.M.G. Empedocles (c.495–c.435 B.C.), Greek preSocratic philosopher who created a physical theory in response to Parmenides while incorporating Pythagorean ideas of the soul into his philosophy. Following Parmenides in his rejection of coming-to-be and perishing, he accounted for phenomenal change by positing four elements (his “roots,” rizomata), earth, empathic solipsism Empedocles 261 -   261 water, air, and fire. When they mix together in set proportions they create compound substances such as blood and bone. Two forces act on the elements, Love and Strife, the former joining the different elements, the latter separating them. In his cyclical cosmogony the four elements combine to form the Sphere, a completely homogeneous spherical body permeated by Love, which, shattered by Strife, grows into a cosmos with the elements forming distinct cosmic masses of earth, water (the seas), air, and fire. There is controversy over whether Empedocles posits one or two periods when living things exist in the cycle. (On one view there are two periods, between which intervenes a stage of complete separation of the elements.) Empedocles accepts the Pythagorean view of reincarnation of souls, seeing life as punishment for an original sin and requiring the expiation of a pious and philosophical life. Thus the exile and return of the individual soul reflects in the microcosm the cosmic movement from harmony to division to harmony. Empedocles’ four elements bece standard in natural philosophy down to the early modern era, and Aristotle recognized his Love and Strife as an early expression of the efficient cause.  PYTHAGORAS. D.W.G. empirical.A PRIORI. empirical decision theory, the scientific study of human judgment and decision making. A growing body of empirical research has described the actual limitations on inductive reasoning. By contrast, traditional decision theory is normative; the theory proposes ideal procedures for solving some class of problems. The descriptive study of decision making was pioneered by figures including os Tversky, Daniel Kahneman, Richard Nisbett, and Lee Ross, and their empirical research has documented the limitations and biases of various heuristics, or simple rules of thumb, routinely used in reasoning. The representativeness heuristic is a rule of thumb used to judge probabilities based on the degree to which one class represents (or resembles) another class. For exple, we assume that basketball players have a “hot hand” during a particular ge – producing an uninterrupted string of successful shots – because we underestimate the relative frequency with which such successful runs occur in the entire population of that player’s record. The availability heuristic is a rule of thumb that uses the ease with which an instance comes to mind as an index of the probability of an event. Such a rule is unreliable when salience in memory misleads; for exple, most people (incorrectly) rate death by shark attack as more probable than death by falling airplane parts. (For an overview, see D. Kahneman, P. Slovic, and A. Tversky, eds., Judgment Under Uncertainty: Heuristics and Biases, 1982.) These biases, found in laypeople and statistical experts alike, have a natural explanation on accounts such as Herbert Simon’s (1957) concept of “bounded rationality.” According to this view, the limitations on our decision making are fixed in part by specific features of our psychological architecture. This architecture places constraints on such factors as processing speed and information capacity, and this in turn produces predictable, systematic errors in performance. Thus, rather than proposing highly idealized rules appropriate to an omniscient Laplacean genius – more characteristic of traditional normative approaches to decision theory – empirical decision theory attempts to formulate a descriptively accurate, and thus psychologically realistic, account of rationality. Even if certain simple rules can, in particular settings, outperform other strategies, it is still important to understand the causes of the systematic errors we make on tasks perfectly representative of routine decision making. Once the context is specified, empirical decision-making research allows us to study both descriptive decision rules that we follow spontaneously and normative rules that we ought to follow upon reflection.  BAYESIAN RATIONALITY, DECISION THEORY, HEURISTICS. J.D.T. empirical ego.KANT. empirical meaning.MEANING. empirical probability.PROBABILITY. empiricism (from empiric, ‘doctor who relies on practical experience’, ultimately from Greek empeiria, ‘experience’), a type of theory in epistemology, the basic idea behind all exples of the type being that experience has primacy in human knowledge and justified belief. Because empiricism is not a single view but a type of view with many different exples, it is appropriate to speak not just of empiricism but of empiricisms. Perhaps the most fundental distinction to be drawn ong the various empiricisms is that between those consisting of some claim about concepts and those consisting of some empirical empiricism 262 -   262 claim about beliefs – call these, respectively, concept-empiricisms and belief-empiricisms. Concept-empiricisms all begin by singling out those concepts that apply to some experience or other; the concept of dizziness, e.g., applies to the experience of dizziness. And what is then claimed is that all concepts that human beings do and can possess either apply to some experience that someone has had, or have been derived from such concepts by someone’s performing on those concepts one or another such mental operation as combination, distinction, and abstraction. How exactly my concepts are and must be related to my experience and to my performance of those mental operations are matters on which concept-empiricists differ; most if not all would grant we each acquire many concepts by learning language, and it does not seem plausible to hold that each concept thus acquired either applies to some experience that one has oneself had or has been derived from such by oneself. But though concept-empiricists disagree concerning the conditions for linguistic acquisition or transmission of a concept, what unites them, to repeat, is the claim that all human concepts either apply to some experience that someone has actually had or they have been derived from such by someone’s actually performing on those the mental operations of combination, distinction, and abstraction. Most concept-empiricists will also say something more: that the experience must have evoked the concept in the person having the experience, or that the person having the experience must have recognized that the concept applies to his or her experience, or something of that sort. What unites all belief-empiricists is the claim that for one’s beliefs to possess one or another truth-relevant merit, they must be related in one or another way to someone’s experience. Beliefempiricisms differ from each other, for one thing, with respect to the merit concerning which the claim is made. Some belief-empiricists claim that a belief does not have the status of knowledge unless it has the requisite relation to experience; some claim that a belief lacks warrant unless it has that relation; others claim that a belief is not permissibly held unless it stands in that relation; and yet others claim that it is not a properly scientific belief unless it stands in that relation. And not even this list exhausts the possibilities. Belief-empiricisms also differ with respect to the specific relation to experience that is said to be necessary for the merit in question to be present. Some belief-empiricists hold, for exple, that a belief is permissibly held only if its propositional content is either a report of the person’s present or remembered experience, or the belief is held on the basis of such beliefs and is probable with respect to the beliefs on the basis of which it is held. Kant, by contrast, held the rather different view that if a belief is to constitute (empirical) knowledge, it must in some way be about experience. Third, belief-empiricisms differ from each other with respect to the person to whose experience a belief must stand in the relation specified if it is to possess the merit specified. It need not always be an experience of the person whose belief is being considered. It might be an experience of someone giving testimony about it. It should be obvious that a philosopher might well accept one kind of empiricism while rejecting others. Thus to ask philosophers whether they are empiricists is a question void for vagueness. It is regularly said of Locke that he was an empiricist; and indeed, he was a concept-empiricist of a certain sort. But he embraced no version whatsoever of belief-empiricism. Up to this point, ‘experience’ has been used without explanation. But anyone acquainted with the history of philosophy will be aware that different philosophers pick out different phenomena with the word; and even when they pick out the se phenomenon, they have different views as to the structure of the phenomenon that they call ‘experience.’ The differences on these matters reflect yet more distinctions ong empiricisms than have been delineated above.  EPISTEMOLOGY, LOGICAL POSITIVISM, RATIONALISM. N.P.W. empiricism, constructive.SOCIAL CONSTRUCTIVISM. empiricism, British.RATIONALISM. empiricism, logical.
LOGICAL POSITIVISM. enantiorphs (from Greek enantios, ‘opposite’, and morphe, ‘form’), objects whose shapes differ as do those of a right and left hand. One of a pair of enantiorphs can be made to look identical in shape to the other by viewing it in a mirror but not merely by changing its spatial orientation. Enantiorphs figure prominently in the work of Kant, who argued that the existence of enantiorphic pairs entailed that Leibnizian relational theories of space were to be rejected in favor of Newtonian absolutist theories, that some facts about space could be apprehended empiricism, constructive enantiorphs 263 -   263 only by “pure intuition,” and that space was mind-dependent.  KANT, LEIBNIZ. R.Ke. encrateia.AKRASIA. Encyclopedia, in French, Encyclopédie; full English title: Encyclopedia, or a Descriptive Dictionary of the Sciences, Arts and Trades. Launched in 1747 by the Parisian publisher Le Breton, who had secured d’Alembert’s and Diderot’s editorship, the Encyclopedia was gradually released from 1751 to 1772, despite a temporary revocation of its royal privilege. Comprising seventeen folio volumes of 17,818 articles and eleven folio volumes of 2,885 plates, the work required a staff of 272 contributors, writers, and engravers. It incorporated the accumulated knowledge and rationalist, secularist views of the French Enlightenment and prescribed economic, social, and political reforms. Enormously successful, the work was reprinted with revisions five times before 1789. Contributions were made by the philosophes Voltaire, Rousseau, Montesquieu, d’Holbach, Naigeon, and Saint-Lbert; the writers Duclos and Marmontel; the theologians Morellet and Malet; enlightened clerics, e.g. Raynal; explorers, e.g. La Condine; natural scientists, e.g. Daubenton; physicians, e.g. Bouillet; the economists Turgot and Quesnay; engineers, e.g. Perronet; horologists, e.g. Berthoud; and scores of other experts. “The purpose of an Encyclopedia,” wrote Diderot, “is to collect the knowledge dispersed on the surface of the earth, and to unfold its general system” (“Encyclopedia,” Vol. 5, 1755). The Encyclopedia offered the educated reader a comprehensive, systematic, and descriptive repository of contemporary liberal and mechanical arts. D’Alembert and Diderot developed a sensationalist epistemology (“Preliminary Discourse”) under the influence of Locke and Condillac. They compiled and rationally classified existing knowledge according to the noetic process (memory, imagination, and reason). Based on the assumption of the unity of theory and praxis, their approach was positivistic and utilitarian. The Encyclopedists vindicated experimental reason and the rule of nature, fostered the practice of criticism, and stimulated the development of new sciences. In religious matters, they cultivated biguity to escape censorship. Whereas most contributors held either conciliatory or orthodox positions, d’Alembert, Diderot, and d’Holbach barely concealed their naturalistic and atheistic opinions. Their radicalism was pervasive. Supernaturalism, obscurantism, and fanaticism were ong the Encyclopedists’ favorite targets. They identified religion with superstition and theology with black magic; asserted the superiority of natural morality over theological ethics; demanded religious toleration; and chpioned human rights. They innovatively retraced the historical conditions of the development of modern philosophy. They furthermore pioneered ideas on trade and industry and anticipated the relevance of historiography, sociology, economics, and linguistics. As the most bitious and expansive reference work of its time, the Encyclopedia crystallized the confidence of the eighteenth-century bourgeoisie in the capacity of reason to dispel the shadows of ignorance and improve society.  D’ALEMBERT, D’HOLBACH, DIDEROT, VOLTAIRE. J.-L.S. Encyclopedists.ENCYCLOPEDIA. end in itself.KANT. endurance.PERDURANCE. energeia, Greek term coined by Aristotle and often translated as ‘activity’, ‘actuality’, and even ‘act’, but more literally rendered ‘(a state of) functioning’. Since for Aristotle the function of an object is its telos or aim, energeia can also be described as an entelecheia or realization (another coined term he uses interchangeably with energeia). So understood, it can denote either (a) something’s being functional, though not in use at the moment, and (b) something’s actually functioning, which Aristotle describes as a “first realization” and “second realization” respectively (On the Soul II.5). In general, every energeia is correlative to some dunis, a capability or power to function in a certain way, and in the central books of the Metaphysics Aristotle uses the linkage between these two concepts to explain the relation of form to matter. He also distinguishes between energeia and kinesis (change or motion) (Metaphysics IX.6; Nicomachean Ethics X.4). A kinesis is defined by reference to its terminus (e.g., learning how to multiply) and is thus incomplete at any point before reaching its conclusion. An energeia, in contrast, is a state complete in itself (e.g., seeing). Thus, Aristotle says that at any time that I  seeing, it is also true that I have seen; but it is not true that at any time I  learning that I have learned. In Greek, this difference is not so much one of tense as of encrateia energeia 264 -   264 aspect: the perfect tense marks a “perfect” or complete state, and not necessarily prior activity.  ARISTOTLE. V.C. energeticism, also called energetism or energism, the doctrine that energy is the fundental substance underlying all change. Its most prominent chpion was the physical chemist Wilhelm Ostwald (1853–1932). In his address “Die Überwindung des wissenschaftlichen Materialismus” (“The Conquest of Scientific Materialism”), delivered at Lübeck in 1895, Ostwald chastised the atomic-kinetic theory as lacking progress and claimed that a unified science, energetics, could be based solely on the concept of energy. Many of Ostwald’s criticisms of materialism and mechanistic reductionism derived from Mach. Ostwald’s attempts to deduce the fundental equations of thermodynics and mechanics from the principles of energy conservation and transformation were indebted to the writings of Georg Helm (1874–1919), especially Die Lehre von Energie (“The Laws of Energy,” 1887) and Die Energetik (“Energetics,” 1898). Ostwald defended Helm’s factorization thesis that all changes in energy can be analyzed as a product of intensity and capacity factors. The factorization thesis and the attempt to derive mechanics and thermodynics from the principles of energetics were subjected to devastating criticisms by Boltzmann and Max Planck. Boltzmann also criticized the dogmatism of Ostwald’s rejection of the atomickinetic theory. Ostwald’s progr to unify the sciences under the banner of energetics withered in the face of these criticisms.  BOLTZMANN, MACH, PHILOSOPHY OF SCIENCE. M.C. energetism, energism.ENERGETICISM. Engels, Friedrich (1820–95), German socialist and economist who, with Marx, was the founder of what later was called Marxism. Whether there are significant differences between Marx and Engels is a question much in dispute ong scholars of Marxism. Certainly there are differences in emphasis, but there was also a division of labor between them. Engels, and not Marx, presented a Marxist account of natural science and integrated Darwinian elements in Marxian theory. But they also coauthored major works, including The Holy Fily, The German Ideology (1845), and The Communist Manifesto (1848). Engels thought of himself as the junior partner in their lifelong collaboration. That judgment is correct, but Engels’s work is both significant and more accessible than Marx’s. He gave popular articulations of their common views in such books as Socialism: Utopian and Scientific and AntiDühring (1878). His work, more than Marx’s, was taken by the Second International and many subsequent Marxist militants to be definitive of Marxism. Only much later with some Western Marxist theoreticians did his influence decline. Engels’s first major work, The Condition of the Working Class in England (1845), vividly depicted workers’ lives, misery, and systematic exploitation. But he also saw the working class as a new force created by the industrial revolution, and he developed an account of how this new force would lead to the revolutionary transformation of society, including collective ownership and control of the means of production and a rational ordering of social life; all this would supersede the waste and disparity of human conditions that he took to be inescapable under capitalism. The German Ideology, jointly authored with Marx, first articulated what was later called historical materialism, a conception central to Marxist theory. It is the view that the economic structure of society is the foundation of society; as the productive forces develop, the economic structure changes and with that political, legal, moral, religious, and philosophical ideas change accordingly. Until the consolidation of socialism, societies are divided into antagonistic classes, a person’s class being determined by her relationship to the means of production. The dominant ideas of a society will be strongly conditioned by the economic structure of the society and serve the class interests of the dominant class. The social consciousness (the ruling ideology) will be that which answers to the interests of the dominant class. From the 1850s on, Engels took an increasing interest in connecting historical materialism with developments in natural science. This work took definitive form in his Anti-Dühring, the first general account of Marxism, and in his posthumously published Dialectics of Nature. (AntiDühring also contains his most extensive discussion of morality.) It was in these works that Engels articulated the dialectical method and a systematic communist worldview that sought to establish that there were not only social laws expressing empirical regularities in society but also universal laws of nature and thought. These dialectical laws, Engels believed, reveal that both nature and society are in a continuous process of evolutionary though conflict-laden development. Engels should not be considered primarily, if at all, a speculative philosopher. Like Marx, he was energeticism Engels, Friedrich 265 -   265 critical of and ironical about speculative philosophy and was a central figure in the socialist movement. While always concerned that his account be warrantedly assertible, Engels sought to make it not only true, but also a finely tuned instrument of working-class emancipation which would lead to a world without classes. 
MARXISM, POLITICAL PHILOSOPHY. K.N. Enlightenment, a late eighteenth-century international movement in thought, with important social and political rifications. The Enlightenment is at once a style, an attitude, a temper – critical, secular, skeptical, empirical, and practical. It is also characterized by core beliefs in human rationality, in what it took to be “nature,” and in the “natural feelings” of mankind. Four of its most prominent exemplars are Hume, Thomas Jefferson, Kant, and Voltaire. The Enlightenment belief in human rationality had several aspects. (1) Human beings are free to the extent that their actions are carried out for a reason. Actions prompted by traditional authority, whether religious or political, are therefore not free; liberation requires weakening if not also overthrow of this authority. (2) Human rationality is universal, requiring only education for its development. In virtue of their common rationality, all human beings have certain rights, ong them the right to choose and shape their individual destinies. (3) A final aspect of the belief in human rationality was that the true forms of all things could be discovered, whether of the universe (Newton’s laws), of the mind (associationist psychology), of good government (the U.S. Constitution), of a happy life (which, like good government, was “balanced”), or of beautiful architecture (Palladio’s principles). The Enlightenment was preeminently a “formalist” age, and prose, not poetry, was its primary means of expression. The Enlightenment thought of itself as a return to the classical ideas of the Greeks and (more especially) the Romans. But in fact it provided one source of the revolutions that shook Europe and erica at the end of the eighteenth century, and it laid the intellectual foundations for both the generally scientific worldview and the liberal democratic society, which, despite the many attacks made on them, continue to function as cultural ideals.  HUME, KANT, LIBERALISM, LOCKE, VOLTAIRE. G.G.B. ens a se (Latin,’a being from itself’), a being that is completely independent and self-sufficient. Since every creature depends at least upon God for its existence, only God could be ens a se. In fact, only God is, and he must be. For if God depended on any other being, he would be dependent and hence not self-sufficient. To the extent that the ontological argument is plausible, it depends on conceiving of God as ens a se. In other words, God as ens a se is the greatest conceivable being. The idea of ens a se is very important in the Monologion and Proslogion of Anselm, in various works of Duns Scotus, and later Scholastic thought. Ens a se should be distinguished from ens ex se, according to Anselm in Monologion. Ens a se is from itself and not “out of itself.” In other words, ens a se does not depend upon itself for its own existence, because it is supposed to be dependent on absolutely nothing. Further, if ens a se depended upon itself, it would cause itself to exist, and that is impossible, according to medieval and Scholastic philosophers, who took causality to be irreflexive. (It is also transitive and asymmetric.) Hence, the medieval idea of ens a se should not be confused with Spinoza’s idea of causa sui. Later Scholastics often coined abstract terms to designate the property or entity that makes something to be what it is, in analogy with forming, say, ‘rigidity’ from ‘rigid’. The Latin term ‘aseitas’ is formed from the prepositional phrase in ‘ens a se’ in this way; ‘aseitas’ is translated into English as ‘aseity’. A better-known exple of forming an abstract noun from a concrete word is ‘haecceitas’ (thisness) from ‘haec’ (this).  ANSELM, DIVINE ATTRIBUTES, DUNS SCOTUS, PHILOSOPHY OF RELIGION. A.P.M. ens ex se.ENS A SE. en soi.SARTRE. ens per accidens.PER ACCIDENS. ens perfectissimo.
ENS REALISSIMUM. ens rationis (Latin, ‘a being of reason’), a thing dependent for its existence upon reason or thought; sometimes known as an intentional being. Ens rationis is the contrasting term for a real being (res or ens in re extra anim), such as an individual animal. Real beings exist independently of thought and are the foundation for truth. A being of reason depends upon thought or reason for its existence and is an invention of Enlightenment ens rationis 266 -   266 the mind, even if it has a foundation in some real being. (This conception requires the idea that there are degrees of being.) Two kinds of entia rationis are distinguished: those with a foundation in reality and those without one. The objects of logic, which include genera and species, e.g., animal and human, respectively, are entia rationis that have a foundation in reality, but are abstracted from it. In contrast, mythic and fictional objects, such as a chimera or Pegasus, have no foundation in reality. Blindness and deafness are also sometimes called entia rationis.  AQUINAS, SUÁREZ. A.P.M. ens realissimum (Latin, ‘most real being’), an informal term for God that occurs rarely in Scholastic philosophers. Within Kant’s philosophy, it has a technical sense. It is an extension of Baumgarten’s idea of ens perfectissimum (most perfect being), a being that has the greatest number of possible perfections to the greatest degree. Since ens perfectissimum refers to God as the sum of all possibilities and since actuality is greater than possibility, according to Kant, the idea of God as the sum of all actualities, that is, ens realissimum, is a preferable term for God. Kant thinks that human knowledge is “constrained” to posit the idea of a necessary being. The necessary being that has the best claim to necessity is one that is completely unconditioned, that is, dependent on nothing; this is ens realissimum. He sometimes explicates it in three ways: as the substratum of all realities, as the ground of all realities, and as the sum of all realities. Ens realissimum is nonetheless empirically invalid, since it cannot be experienced by humans. It is something ideal for reason, not real in experience. According to Kant, the ontological argument begins with the concept of ens realissimum and concludes that an existing object falls under that concept (Critique of Pure Reason, Book II, chapter 3).  BAUMGARTEN, KANT. A.P.M. entailment.IMPLICATION. entelechy (from Greek entelecheia), actuality. Aristotle, who coined both terms, treats entelecheia as a near synonym of energeia when it is used in this sense. Entelecheia figures in Aristotle’s definition of the soul as the first actuality of the natural body (On the Soul II.1). This is explained by analogy with knowledge: first actuality is to knowledge as second actuality is to the active use of knowledge. ’Entelechy’ is also a technical term in Leibniz for the primitive active force in every monad, which is combined with primary matter, and from which the active force, vis viva, is somehow derived. The vitalist philosopher Hans Driesch used the Aristotelian term in his account of biology. Life, he held, is an entelechy; and an entelechy is a substantial entity, rather like a mind, that controls organic processes.  ENERGEIA, PHILOSOPHY OF BIOLOGY. P.Wo. enthymeme, an incompletely stated syllogism, with one premise, or even the conclusion, omitted. The term sometimes designates incompletely stated arguments of other kinds. We are expected to supply the missing premise or draw the conclusion if it is not stated. The result is supposed to be a syllogistic inference. For exple: ‘He will eventually get caught, for he is a thief’; or ‘He will eventually be caught, for all habitual thieves get caught’. This notion of enthymeme as an incompletely stated syllogism has a long tradition and does not seem inconsistent with Aristotle’s own characterization of it. Thus, Peter of Spain openly declares that an enthymeme is an argument with a single premise that needs to be reduced to syllogism. But Peter also points out that Aristotle spoke of enthymeme as “being of ycos and signum,” and he explains that ycos here means ‘probable proposition’ while signum expresses the necessity of inference. ‘P, therefore Q’ is an ycos in the sense of a proposition that appears to be true to all or to many; but insofar as P has virtually a double power, that of itself and of the proposition understood along with it, it is both probable and demonstrative, albeit from a different point of view.  SYLLOGISM. I.Bo. entity, abstract.ABSTRACT ENTITY. entity, theoretical.THEORETICAL TERM. entrenchment.
GOODMAN. entropy, in physics, a measure of disorder; in information theory, a measure of “information” in a technical sense. In statistical physics the number of microstates accessible to the various particles of a large system of particles such as a cabbage or the air in a room is represented as W. Accessible microstates might be, for instance, energy levels the various particles can reach. One can greatly simplify the ens realissimum entropy 267 -   267 statement of certain laws of nature by introducing a logarithmic measure of these accessible microstates. This measure, called entropy, is defined by the formula: S(Entropy) % df. k(lnW), where k is Boltzmann’s constant. When the entropy of a system increases, the system becomes more random and disordered, in the sense that a larger number of microstates become available for the system’s particles to enter. If a large physical system within which exchanges of energy occur is isolated, exchanging no energy with its environment, the entropy of the system tends to increase and never decreases. This result of statistical physics is part of the second law of thermodynics. In real, evolving physical systems effectively isolated from their environments, entropy increases and thus aspects of the system’s organization that depend upon there being only a limited range of accessible microstates are altered. For exple, a cabbage totally isolated in a container would decay as complicated organic molecules eventually bece unstructured in the course of ongoing exchanges of energy and attendant entropy increases. In information theory, a state or event is said to contain more information than a second state or event if the former state is less probable and thus in a sense more surprising than the latter. Other plausible constraints suggest a logarithmic measure of information content. Suppose X is a set of alternative possible states, xi , and p(xi ) is the probability of each xi 1 X. If state xi has occurred the information content of that occurrence is taken to be -log2p(xi ). This function increases as the probability of xi decreases. If it is unknown which xi will occur, it is reasonable to represent the expected information content of X as the sum of the information contents of the alternative states xi weighted in each case by the probability of the state, giving: This is called the Shannon entropy. Both Shannon entropy and physical entropy can be thought of as logarithmic measures of disarray. But this statement trades on a broad understanding of ‘disarray’. A close relationship between the two concepts of entropy should not be assumed.  INFORMATION THEORY, PHILOSOPHY OF SCIENCE. T.H. envelope paradox, an apparent paradox in decision theory that runs as follows. You are shown two envelopes, M and N, and are reliably informed that each contains some finite positive ount of money, that the ount in one unspecified envelope is twice the ount in the unspecified other, and that you may choose only one. Call the ount in M ‘m’ and that in N ‘n’. It might seem that: there is a half chance that m % 2n and a half chance that m = n/2, so that the “expected value” of m is (½)(2n) ! (½)(n/2) % 1.25n, so that you should prefer envelope M. But by similar reasoning it might seem that the expected value of n is 1.25m, so that you should prefer envelope N.  DECISION THEORY. D.A.J. environmental ethics.ENVIRONMENTAL PHILOSOPHY. environmental philosophy, the critical study of concepts defining relations between human beings and their non-human environment. Environmental ethics, a major component of environmental philosophy, addresses the normative significance of these relations. The relevance of ecological relations to human affairs has been recognized at least since Darwin, but the growing sense of human responsibility for their deterioration, reflected in books such as Rachel Carson’s Silent Spring (1962) and Peter Singer’s Animal Liberation (1975), has prompted the recent upsurge of interest. Environmental philosophers have adduced a wide variety of human attitudes and practices to account for the perceived deterioration, including religious and scientific attitudes, social institutions, and industrial technology. Proposed remedies typically urge a reorientation or new “ethic” that recognizes “intrinsic value” in the natural world. Exples include the “land ethic” of Aldo Leopold (1887–1948), which pictures humans as belonging to, rather than owning, the biotic community (“the land”); deep ecology, a stance articulated by the Norwegian philosopher Arne Naess (b.1912), which advocates forms of identification with the non-human world; and ecofeminism, which rejects prevailing attitudes to the natural world that are perceived as patriarchal. At the heart of environmental ethics lies the attempt to articulate the basis of concern for the natural world. It encompasses global as well as local issues, and considers the longer-term ecological, and even evolutionary, fate of the human and non-human world. Many of its practitioners question the anthropocentric claim that human beings are the exclusive or even central focus of envelope paradox environmental philosophy 268 -   268 ethical concern. In thus extending both the scope and the grounds of concern, it presents a challenge to the stance of conventional interhuman ethics. It debates how to balance the claims of present and future, human and non-human, sentient and non-sentient, individuals and wholes. It investigates the prospects for a sustainable relationship between economic and ecological systems, and pursues the implications of this relationship with respect to social justice and political institutions. Besides also engaging metaethical questions about, for exple, the objectivity and commensurability of values, environmental philosophers are led to consider the nature and significance of environmental change and the ontological status of collective entities such as species and ecosystems. In a more traditional vein, environmental philosophy revives metaphysical debates surrounding the perennial question of “man’s place in nature,” and finds both precedent and inspiration in earlier philosophies and cultures. 
APPLIED ETHICS, ETHICS, FEMINISM, NATURALISM, VALUE. A.Ho. epapoge, Greek term for ‘induction’. Especially in the logic of Aristotle, epagoge is opposed to argument by syllogism. Aristotle describes it as “a move from particulars to the universal.” E.g., premises that the skilled navigator is the best navigator, the skilled charioteer the best charioteer, and the skilled philosopher the best philosopher may support the conclusion by epagoge that those skilled in something are usually the best at it. Aristotle thought it more persuasive and clearer than the syllogistic method, since it relies on the senses and is available to all humans. The term was later applied to dialectical arguments intended to trap opponents. R.C. epicheirema, a polysyllogism in which each premise represents an enthymematic argument; e.g., ‘A lie creates disbelief, because it is an assertion that does not correspond to truth; flattery is a lie, because it is a conscious distortion of truth; therefore, flattery creates disbelief’. Each premise constitutes an enthymematic syllogism. Thus, the first premise could be expanded into the following full-fledged syllogism: ‘Every assertion that does not correspond to truth creates disbelief; a lie is an assertion that does not correspond to truth; therefore a lie creates disbelief’. We could likewise expand the second premise and offer a complete argument for it. Epicheirema can thus be a powerful tool in oral polemics, especially when one argues regressively, first stating the conclusion with a sketch of support in terms of enthymemes, and then – if challenged to do so – expanding any or all of these enthymemes into standard categorical syllogisms.  SYLLOGISM. I.Bo. Epictetus.STOICISM. Epicureanism, one of the three leading movements constituting Hellenistic philosophy. It was founded by Epicurus (341–271 B.C.), together with his close colleagues Metrodorus (c.331– 278), Hermarchus (Epicurus’s successor as head of the Athenian school), and Polyaenus (d. 278). He set up Epicurean communities at Mytilene, Lpsacus, and finally Athens (306 B.C.), where his school the Garden bece synonymous with Epicureanism. These groups set out to live the ideal Epicurean life, detached from political society without actively opposing it, and devoting themselves to philosophical discussion and the cult of friendship. Their correspondence was anthologized and studied as a model of the philosophical life by later Epicureans, for whom the writings of Epicurus and his three cofounders, known collectively as “the Men,” held a virtually biblical status. Epicurus wrote voluminously, but all that survives are three brief epitomes (the Letter to Herodotus on physics, the Letter to Pythocles on astronomy, etc., and the Letter to Menoeceus on ethics), a group of maxims, and papyrus fragments of his magnum opus On Nature. Otherwise, we are almost entirely dependent on secondary citations, doxography, and the writings of his later followers. The Epicurean physical theory is atomistic, developed out of the fifth-century system of Democritus. Per se existents are divided into bodies and space, each of them infinite in quantity. Space is, or includes, absolute void, without which motion would be impossible, while body is constituted out of physically indivisible particles, “atoms.” Atoms are themselves further analyzable as sets of absolute “minima,” the ultimate quanta of magnitude, posited by Epicurus to circumvent the paradoxes that Zeno of Elea had derived from the hypothesis of infinite divisibility. Atoms themselves have only the primary properties of shape, size, and weight. All secondary properties, e.g. color, are generated out of atomic compounds; given their dependent status, they cannot be added to the list of per se existents, but it does not follow, as the skeptical tradition in atomism had held, that they are not real either. Atoms are in constant rapid motion, epapoge Epicureanism 269 -   269 at equal speed (since in the pure void there is nothing to slow them down). Stability emerges as an overall property of compounds, which large groups of atoms form by settling into regular patterns of complex motion, governed by the three motive principles of weight, collisions, and a minimal random movement, the “swerve,” which initiates new patterns of motion and blocks the danger of determinism. Our world itself, like the countless other worlds, is such a compound, accidentally generated and of finite duration. There is no divine mind behind it, or behind the evolution of life and society: the gods are to be viewed as ideal beings, models of the Epicurean good life, and therefore blissfully detached from our affairs. Canonic, the Epicurean theory of knowledge, rests on the principle that “all sensations are true.” Denial of empirical cognition is argued to ount to skepticism, which is in turn rejected as a self-refuting position. Sensations are representationally (not propositionally) true. In the paradigm case of sight, thin films of atoms (Greek eidola, Latin simulacra) constantly flood off bodies, and our eyes mechanically report those that reach them, neither embroidering nor interpreting. Inference from these guaranteed (photographic, as it were) data to the nature of external objects themselves involves judgment, and there alone error can occur. Sensations thus constitute one of the three “criteria of truth,” along with feelings, a criterion of values and introspective information, and prolepseis, or naturally acquired generic conceptions. On the basis of sense evidence, we are entitled to infer the nature of microscopic or remote phenomena. Celestial phenomena, e.g., cannot be regarded as divinely engineered (which would conflict with the prolepsis of the gods as tranquil), and experience supplies plenty of models that would account for them naturalistically. Such grounds ount to consistency with directly observed phenomena, and are called ouk antimarturesis (“lack of counterevidence”). Paradoxically, when several alternative explanations of the se phenomenon pass this test, all must be accepted: although only one of them can be true for each token phenomenon, the others, given their intrinsic possibility and the spatial and temporal infinity of the universe, must be true for tokens of the se type elsewhere. Fortunately, when it comes to the basic tenets of physics, it is held that only one theory passes this test of consistency with phenomena. Epicurean ethics is hedonistic. Pleasure is our innate natural goal, to which all other values, including virtue, are subordinated. Pain is the only evil, and there is no intermediate state. Philosophy’s task is to show how pleasure can be maximized, as follows: Bodily pleasure becomes more secure if we adopt a simple way of life that satisfies only our natural and necessary desires, with the support of like-minded friends. Bodily pain, when inevitable, can be outweighed by mental pleasure, which exceeds it because it can range over past, present, and future. The highest pleasure, whether of soul or body, is a satisfied state, “katastematic pleasure.” The pleasures of stimulation (“kinetic pleasures”), including those resulting from luxuries, can vary this state, but have no incremental value: striving to accumulate them does not increase overall pleasure, but does increase our vulnerability to fortune. Our primary aim should instead be to minimize pain. This is achieved for the body through a simple way of life, and for the soul through the study of physics, which achieves the ultimate katastematic pleasure, ”freedom from disturbance” (ataraxia), by eliminating the two main sources of human anguish, the fears of the gods and of death. It teaches us (a) that cosmic phenomena do not convey divine threats, (b) that death is mere disintegration of the soul, with hell an illusion. To fear our own future non-existence is as irrational as to regret the non-existence we enjoyed before we were born. Physics also teaches us how to evade determinism, which would turn moral agents into mindless fatalists: the swerve doctrine secures indeterminism, as does the logical doctrine that future-tensed propositions may be neither true nor false. The Epicureans were the first explicit defenders of free will, although we lack the details of their positive explanation of it. Finally, although Epicurean groups sought to opt out of public life, they took a keen and respectful interest in civic justice, which they analyzed not as an absolute value, but as a contract between humans to refrain from harmful activity on grounds of utility, perpetually subject to revision in the light of changing circumstances. Epicureanism enjoyed widespread popularity, but unlike its great rival Stoicism it never entered the intellectual bloodstre of the ancient world. Its stances were dismissed by many as philistine, especially its rejection of all cultural activities not geared to the Epicurean good life. It was also increasingly viewed as atheistic, and its ascetic hedonism was misrepresented as crude sensualism (hence the modern use of ‘epicure’). The school nevertheless continued to flourish down to and well beyond the end of the Hellenistic age. In the first century B.C. its exponents Epicureanism Epicureanism 270 -   270 included Philodemus, whose fragmentarily surviving treatise On Signs attests to sophisticated debates on induction between Stoics and Epicureans, and Lucretius, the Roman author of the great Epicurean didactic poem On the Nature of Things. In the second century A.D. another Epicurean, Diogenes of Oenoanda, had his philosophical writings engraved on stone in a public colonnade, and passages have survived. Thereafter Epicureanism’s prominence declined. Serious interest in it was revived by Renaissance humanists, and its atomism was an important influence on early modern physics, especially through Gassendi.  DOXOGRAPHERS, HELLENISTIC PHILOSOPHY. D.N.S. Epicurus.EPICUREANISM. Epimenides paradox.SEMANTIC PARADOXES. epiphenomenalism.PHILOSOPHY OF MIND. episodic.DISPOSITION. episteme.ARISTOTLE. epistemic.PERCEPTION. epistemic accessibility.EPISTEMOLOGY. epistemic certainty.CERTAINTY. epistemic deontologism, a duty-based view of the nature of epistemic justification. A central concern of epistemology is to account for the distinction between justified and unjustified beliefs. According to epistemic deontologism, the concept of justification may be analyzed by using, in a specific sense relevant to the pursuit of knowledge, terms such as ‘ought’, ‘obligatory’, ‘permissible’, and ‘forbidden’. A subject S is justified in believing that p provided S does not violate any epistemic obligations – those that arise from the goal of believing what is true and not believing what is false. Equivalently, S is justified in believing that p provided believing p is – from the point of view taken in the pursuit of truth – permissible for S. ong contemporary epistemologists, this view is held by Chisholm, Laurence BonJour, and Carl Ginet. Its significance is twofold. If justification is a function of meeting obligations, then it is, contrary to some versions of naturalistic epistemology, normative. Second, if the normativity of justification is deontological, the factors that determine whether a belief is justified must be internal to the subject’s mind. Critics of epistemic deontologism, most conspicuously Alston, contend that belief is involuntary and thus cannot be a proper object of obligations. If, e.g., one is looking out the window and notices that it is raining, one is psychologically forced to believe that it is raining. Deontologists can reply to this objection by rejecting its underlying premise: epistemic obligations require that belief be voluntary. Alternatively, they may insist that belief is voluntary after all, and thus subject to epistemic obligations, for there is a means by which one can avoid believing what one ought not to believe: weighing the evidence, or deliberation. 
EPISTEMOLOGY, JUSTIFICATION. M.St. epistemic dependence.DEPENDENCE. epistemic holism.HOLISM. epistemic immediacy.IMMEDIACY. epistemic justification.EPISTEMOLOGY. epistemic logic, the logical investigation of epistemic concepts and statements. Epistemic concepts include the concepts of knowledge, reasonable belief, justification, evidence, certainty, and related notions. Epistemic logic is usually taken to include the logic of belief or doxastic logic. Much of the recent work on epistemic logic is based on the view that it is a branch of modal logic. In the early 1950s von Wright observed that the epistemic notions verified (known to be true), undecided, and falsified are related to each other in the se way as the alethic modalities necessary, contingent, and impossible, and behave logically in analogous ways. This analogy is not surprising in view of the fact that the meaning of modal concepts is often explained epistemically. For exple, in the 1890s Peirce defined informational possibility as that “which in a given (state of) information is not perfectly known not to be true,” and called informationally necessary “that which is perfectly known to be true.” The modal logic of epistemic and doxastic concepts was studied systematically by Hintikka in his pioneering Knowledge and Belief(1962), which applied to the concepts of knowledge and belief the semantical method (the method of modal sets) that he had used earlier for the investigation of modal logic. In this approach, the truth of the proposition that a knows that p (briefly Kap) in a possible world (or situation) u is taken to mean that p holds in all epistemic alternatives of Epicurus epistemic logic 271 -   271 u; these are understood as worlds compatible with what a knows at u. If the relation of epistemic alternativeness is reflexive, the principle ‘KapPp’ (only what is the case can be known) is valid, and the assumption that the alternativeness relation is transitive validates the so-called KK-thesis, ‘Kap P Ka Ka p’ (if a knows that p, a knows that a knows that p); these two assumptions together make the logic of knowledge similar to an S4-type modal logic. If the knowledge operator Ka and the corresponding epistemic possibility operator Pa are added to quantification theory with identity, it becomes possible to study the interplay between quantifiers and epistemic operators and the behavior of individual terms in epistemic contexts, and analyze such locutions as ‘a knows who (what) b (some F) is’. The problems of epistemic logic in this area are part of the general problem of giving a coherent semantical account of propositional attitudes. If a proposition p is true in all epistemic alternatives of a given world, so are all logical consequences of p; thus the possible-worlds semantics of epistemic concepts outlined above leads to the result that a person knows all logical consequences of what he knows. This is a paradoxical conclusion; it is called the problem of logical omniscience. The solution of this problem requires a distinction between different levels of knowledge – for exple, between tacit and explicit knowledge. A more realistic model of knowledge can be obtained by supplementing the basic possible-worlds account by an analysis of the processes by which the implicit knowledge can be activated and made explicit. Modal epistemic logics have found fruitful applications in the recent work on knowledge representation and in the logic and semantics of questions and answers in which questions are interpreted as requests for knowledge or “epistemic imperatives.”  EPISTEMOLOGY, KK-THESIS, MODAL LOGIC. R.Hi. epistemic operator.OPERATOR. epistemic permissibility.EPISTEMOLOGY. epistemic possibility.EPISTEMIC LOGIC. epistemic principle, a principle of rationality applicable to such concepts as knowledge, justification, and reasonable belief. Epistemic principles include the principles of epistemic logic and principles that relate different epistemic concepts to one another, or epistemic concepts to nonepistemic ones (e.g., semantic concepts). Epistemic concepts include the concepts of knowledge, reasonable belief, justification, (epistemic) probability, and other concepts that are used for the purpose of assessing the reasonableness of beliefs and knowledge claims. Epistemic principles can be formulated as principles concerning belief systems or information systems, i.e., systems that characterize a person’s possible doxastic state at a given time; a belief system may be construed as a set of (accepted) propositions or as a system of degrees of belief. It is possible to distinguish two kinds of epistemic principles: (a) principles concerning the rationality of a single belief system, and (b) principles concerning the rational changes of belief. The former include the requirements of coherence and consistency for beliefs (and for probabilities); such principles may be said to concern the statics of belief systems. The latter principles include various principles of belief revision and adjustment, i.e., principles concerning the dynics of belief systems.  CLOSURE, KK-THESIS. R.Hi. epistemic priority.DEPENDENCE. epistemic privacy, the relation a person has to a proposition when only that person can have direct or non-inferential knowledge of the proposition. It is widely thought that people have epistemic privacy with respect to propositions about certain of their own mental states. According to this view, a person can know directly that he has certain thoughts or feelings or sensory experiences. Perhaps others can also know that the person has these thoughts, feelings, or experiences, but if they can it is only as a result of inference from propositions about the person’s behavior or physical condition. 
epistemic regress argument, an argument, originating in Aristotle’s Posterior Analytics, aiming to show that knowledge and epistemic justification have a two-tier structure as described by epistemic foundationalism. It lends itself to the following outline regarding justification. If you have any justified belief, this belief occurs in an evidential chain including at least two links: the supporting link (i.e., the evidence) and the supported link (i.e., the justified belief). This does epistemic operator epistemic regress argument 272 -   272 not mean, however, that all evidence consists of beliefs. Evidential chains might come in any of four kinds: circular chains, endless chains, chains ending in unjustified beliefs, and chains anchored in foundational beliefs that do not derive their justification from other beliefs. Only the fourth, foundationalist kind is defensible as grounding knowledge and epistemic justification. Could all justification be inferential? A belief, B1, is inferentially justified when it owes its justification, at least in part, to some other belief, B2. Whence the justification for B2? If B2 owes its justification to B1, we have a troublesome circle. How can B2 yield justification (or evidence) for B1, if B2 owes its evidential status to B1? On the other hand, if B2 owes its justification to another belief, B3, and B3 owes its justification to yet another belief, B4, and so on ad infinitum, we have a troublesome endless regress of justification. Such a regress seems to deliver not actual justification, but at best merely potential justification, for the belief at its head. Actual finite humans, furthermore, seem not to be able to comprehend, or to possess, all the steps of an infinite regress of justification. Finally, if B2 is itself unjustified, it evidently will be unable to provide justification for B1. It seems, then, that the structure of inferential justification does not consist of either circular justification, endless regresses of justification, or unjustified starter-beliefs. We have foundationalism, then, as the most viable account of evidential chains, so long as we understand it as the structural view that some beliefs are justified non-inferentially (i.e., without deriving justification from other beliefs), but can nonetheless provide justification for other beliefs. More precisely, if we have any justified beliefs, we have some foundational, non-inferentially justified beliefs. This regress argument needs some refinement before its full force can be appreciated. With suitable refinement, however, it can seriously challenge such alternatives to foundationalism as coherentism and contextualism. The regress argument has been a key motivation for foundationalism in the history of epistemology. 
epistemology (from Greek episteme, ‘knowledge’, and logos, ‘explanation’), the study of the nature of knowledge and justification; specifically, the study of (a) the defining features, (b) the substantive conditions or sources, and (c) the limits of knowledge and justification. The latter three categories are represented by traditional philosophical controversy over the analysis of knowledge and justification, the sources of knowledge and justification (e.g., rationalism versus empiricism), and the viability of skepticism about knowledge and justification. Kinds of knowledge. Knowledge can be either explicit or tacit. Explicit knowledge is self-conscious in that the knower is aware of the relevant state of knowledge, whereas tacit knowledge is implicit, hidden from self-consciousness. Much of our knowledge is tacit: it is genuine but we are unaware of the relevant states of knowledge, even if we can achieve awareness upon suitable reflection. In this regard, knowledge resembles many of our psychological states. The existence of a psychological state in a person does not require the person’s awareness of that state, although it may require the person’s awareness of an object of that state (such as what is sensed or perceived). Philosophers have identified various species of knowledge: for exple, propositional knowledge (that something is so), non-propositional knowledge of something (e.g., knowledge by acquaintance, or by direct awareness), empirical (a posteriori) propositional knowledge, nonempirical (a priori) propositional knowledge, and knowledge of how to do something. Philosophical controversy has arisen over distinctions between such species, for exple, over (i) the relations between some of these species (e.g., does knowing-how reduce to knowledge-that?), and (ii) the viability of some of these species (e.g., is there really such a thing as, or even a coherent notion of, a priori knowledge?). A primary concern of classical modern philosophy, in the seventeenth and eighteenth centuries, was the extent of our a priori knowledge relative to the extent of our a posteriori knowledge. Such rationalists as Descartes, Leibniz, and Spinoza contended that all genuine knowledge of the real world is a priori, whereas such empiricists as Locke, Berkeley, and Hume argued that all such knowledge is a posteriori. In his Critique of Pure Reason (1781), Kant sought a grand reconciliation, aiming to preserve the key lessons of both rationalism and empiricism. Since the seventeenth and eighteenth centuries, a posteriori knowledge has been widely regarded as knowledge that depends for its supepistemics epistemology 273 -   273 porting ground on some specific sensory or perceptual experience; and a priori knowledge has been widely regarded as knowledge that does not depend for its supporting ground on such experience. Kant and others have held that the supporting ground for a priori knowledge comes solely from purely intellectual processes called “pure reason” or “pure understanding.” Knowledge of logical and mathematical truths typically serves as a standard case of a priori knowledge, whereas knowledge of the existence or presence of physical objects typically serves as a standard case of a posteriori knowledge. A major task for an account of a priori knowledge is the explanation of what the relevant purely intellectual processes are, and of how they contribute to non-empirical knowledge. An analogous task for an account of a posteriori knowledge is the explanation of what sensory or perceptual experience is and how it contributes to empirical knowledge. More fundentally, epistemologists have sought an account of propositional knowledge in general, i.e., an account of what is common to a priori and a posteriori knowledge. Ever since Plato’s Meno and Theaetetus (c.400 B.C.), epistemologists have tried to identify the essential, defining components of knowledge. Identifying these components will yield an analysis of knowledge. A prominent traditional view, suggested by Plato and Kant ong others, is that propositional knowledge (that something is so) has three individually necessary and jointly sufficient components: justification, truth, and belief. On this view, propositional knowledge is, by definition, justified true belief. This is the tripartite definition that has come to be called the standard analysis. We can clarify it by attending briefly to each of its three conditions. The belief condition. This requires that anyone who knows that p (where ‘p’ stands for any proposition or statement) must believe that p. If, therefore, you do not believe that minds are brains (say, because you have not considered the matter at all), then you do not know that minds are brains. A knower must be psychologically related somehow to a proposition that is an object of knowledge for that knower. Proponents of the standard analysis hold that only belief can provide the needed psychological relation. Philosophers do not share a uniform account of belief, but some considerations supply common ground. Beliefs are not actions of assenting to a proposition; they rather are dispositional psychological states that can exist even when unmanifested. (You do not cease believing that 2 ! 2 % 4, for exple, whenever your attention leaves arithmetic.) Our believing that p seems to require that we have a tendency to assent to p in certain situations, but it seems also to be more than just such a tendency. What else believing requires remains highly controversial ong philosophers. Some philosophers have opposed the belief condition of the standard analysis on the ground that we can accept, or assent to, a known proposition without actually believing it. They contend that we can accept a proposition even if we fail to acquire a tendency, required by believing, to accept that proposition in certain situations. On this view, acceptance is a psychological act that does not entail any dispositional psychological state, and such acceptance is sufficient to relate a knower psychologically to a known proposition. However this view fares, one underlying assumption of the standard analysis seems correct: our concept of knowledge requires that a knower be psychologically related somehow to a known proposition. Barring that requirement, we shall be hard put to explain how knowers psychologically possess their knowledge of known propositions. Even if knowledge requires belief, belief that p does not require knowledge that p, since belief can typically be false. This observation, filiar from Plato’s Theaetetus, assumes that knowledge has a truth condition. On the standard analysis, if you know that p, then it is true that p. If, therefore, it is false that minds are brains, then you do not know that minds are brains. It is thus misleading to say, e.g., that astronomers before Copernicus knew that the earth is flat; at best, they justifiably believed that they knew this. The truth condition. This condition of the standard analysis has not attracted any serious challenge. Controversy over it has focused instead on Pilate’s vexing question: What is truth? This question concerns what truth consists in, not our ways of finding out what is true. Influential answers come from at least three approaches: truth as correspondence (i.e., agreement, of some specified sort, between a proposition and an actual situation); truth as coherence (i.e., interconnectedness of a proposition with a specified system of propositions); and truth as pragmatic cognitive value (i.e., usefulness of a proposition in achieving certain intellectual goals). Without assessing these prominent approaches, we should recognize, in accord with the standard analysis, that our concept of knowledge seems to have a factual requirement: we epistemology epistemology 274 -   274 genuinely know that p only if it is the case that p. The pertinent notion of “its being the case” seems equivalent to the notion of “how reality is” or “how things really are.” The latter notion seems essential to our notion of knowledge, but is open to controversy over its explication. The justification condition. Knowledge is not simply true belief. Some true beliefs are supported only by lucky guesswork and hence do not qualify as knowledge. Knowledge requires that the satisfaction of its belief condition be “appropriately related” to the satisfaction of its truth condition. This is one broad way of understanding the justification condition of the standard analysis. More specifically, we might say that a knower must have adequate indication that a known proposition is true. If we understand such adequate indication as a sort of evidence indicating that a proposition is true, we have reached the traditional general view of the justification condition: justification as evidence. Questions about justification attract the lion’s share of attention in contemporary epistemology. Controversy focuses on the meaning of ‘justification’ as well as on the substantive conditions for a belief’s being justified in a way appropriate to knowledge. Current debates about the meaning of ‘justification’ revolve around the question whether, and if so how, the concept of epistemic (knowledge-relevant) justification is normative. Since the 1950s Chisholm has defended the following deontological (obligation-oriented) notion of justification: the claim that a proposition, p, is epistemically justified for you means that it is false that you ought to refrain from accepting p. In other terms, to say that p is epistemically justified is to say that accepting p is epistemically permissible – at least in the sense that accepting p is consistent with a certain set of epistemic rules. This deontological construal enjoys wide representation in contemporary epistemology. A normative construal of justification need not be deontological; it need not use the notions of obligation and permission. Alston, for instance, has introduced a non-deontological normative concept of justification that relies mainly on the notion of what is epistemically good from the viewpoint of maximizing truth and minimizing falsity. Alston links epistemic goodness to a belief’s being based on adequate grounds in the absence of overriding reasons to the contrary. Some epistemologists shun normative construals of justification as superfluous. One noteworthy view is that ‘epistemic justification’ means simply ‘evidential support’ of a certain sort. To say that p is epistemically justifiable to some extent for you is, on this view, just to say that p is supportable to some extent by your overall evidential reasons. This construal will be non-normative so long as the notions of supportability and an evidential reason are nonnormative. Some philosophers have tried to explicate the latter notions without relying on talk of epistemic permissibility or epistemic goodness. We can understand the relevant notion of “support” in terms of non-normative notions of entailment and explanation (or, answering why-questions). We can understand the notion of an “evidential reason” via the notion of a psychological state that can stand in a certain truth-indicating support relation to propositions. For instance, we might regard nondoxastic states of “seeming to perceive” something (e.g., seeming to see a dictionary here) as foundational truth indicators for certain physical-object propositions (e.g., the proposition that there is a dictionary here), in virtue of those states being best explained by those propositions. If anything resembling this approach succeeds, we can get by without the aforementioned normative notions of epistemic justification. Foundationalism versus coherentism. Talk of foundational truth indicators brings us to a key controversy over justification: Does epistemic justification, and thus knowledge, have foundations, and if so, in what sense? This question can be clarified as the issue whether some beliefs can not only (a) have their epistemic justification non-inferentially (i.e., apart from evidential support from any other beliefs), but also (b) provide epistemic justification for all justified beliefs that lack such non-inferential justification. Foundationalism gives an affirmative answer to this issue, and is represented in varying ways by, e.g., Aristotle, Descartes, Russell, C. I. Lewis, and Chisholm. Foundationalists do not share a uniform account of non-inferential justification. Some construe non-inferential justification as self-justification. Others reject literal self-justification for beliefs, and argue that foundational beliefs have their non-inferential justification in virtue of evidential support from the deliverances of non-belief psychological states, e.g., perception (“seem-ing-to-perceive” states), sensation (“seeming-to-sense” states), or memory (“seeming-toremember” states). Still others understand noninferential justification in terms of a belief’s being “reliably produced,” i.e., caused and sustained by epistemology epistemology some non-belief belief-producing process or source (e.g., perception, memory, introspection) that tends to produce true rather than false beliefs. This last view takes the causal source of a belief to be crucial to its justification. Unlike Descartes, contemporary foundationalists clearly separate claims to non-inferential, foundational justification from claims to certainty. They typically settle for a modest foundationalism implying that foundational beliefs need not be indubitable or infallible. This contrasts with the radical foundationalism of Descartes. The traditional competitor to foundationalism is the coherence theory of justification, i.e., epistemic coherentism. This is not the coherence definition of truth; it rather is the view that the justification of any belief depends on that belief’s having evidential support from some other belief via coherence relations such as entailment or explanatory relations. Notable proponents include Hegel, Bosanquet, and Sellars. A prominent contemporary version of epistemic coherentism states that evidential coherence relations ong beliefs are typically explanatory relations. The rough idea is that a belief is justified for you so long as it either best explains, or is best explained by, some member of the system of beliefs that has maximal explanatory power for you. Contemporary coherentism is uniformly systemic or holistic; it finds the ultimate source of justification in a system of interconnected beliefs or potential beliefs. One problem has troubled all versions of coherentism that aim to explain empirical justification: the isolation argument. According to this argument, coherentism entails that you can be epistemically justified in accepting an empirical proposition that is incompatible with, or at least improbable given, your total empirical evidence. The key assumption of this argument is that your total empirical evidence includes non-belief sensory and perceptual awareness-states, such as your feeling pain or your seeming to see something. These are not belief-states. Epistemic coherentism, by definition, makes justification a function solely of coherence relations between propositions, such as propositions one believes or accepts. Thus, such coherentism seems to isolate justification from the evidential import of non-belief awareness-states. Coherentists have tried to handle this problem, but no resolution enjoys wide acceptance. Causal and contextualist theories. Some contemporary epistemologists endorse contextualism regarding epistemic justification, a view suggested by Dewey, Wittgenstein, and Kuhn, ong others. On this view, all justified beliefs depend for their evidential support on some unjustified beliefs that need no justification. In any context of inquiry, people simply assume (the acceptability of) some propositions as starting points for inquiry, and these “contextually basic” propositions, though lacking evidential support, can serve as evidential support for other propositions. Contextualists stress that contextually basic propositions can vary from context to context (e.g., from theological inquiry to biological inquiry) and from social group to social group. The main problem for contextualists comes from their view that unjustified assumptions can provide epistemic justification for other propositions. We need a precise explanation of how an unjustified assumption can yield evidential support, how a non-probable belief can make another belief probable. Contextualists have not given a uniform explanation here. Recently some epistemologists have recommended that we give up the traditional evidence condition for knowledge. They recommend that we construe the justification condition as a causal condition. Roughly, the idea is that you know that p if and only if (a) you believe that p, (b) p is true, and (c) your believing that p is causally produced and sustained by the fact that makes p true. This is the basis of the causal theory of knowing, which comes with varying details. Any such causal theory faces serious problems from our knowledge of universal propositions. Evidently, we know, for instance, that all dictionaries are produced by people, but our believing that this is so seems not to be causally supported by the fact that all dictionaries are humanly produced. It is not clear that the latter fact causally produces any beliefs. Another problem is that causal theories typically neglect what seems to be crucial to any account of the justification condition: the requirement that justificational support for a belief be accessible, in some sense, to the believer. The rough idea is that one must be able to access, or bring to awareness, the justification underlying one’s beliefs. The causal origins of a belief are, of course, often very complex and inaccessible to a believer. Causal theories thus face problems from an accessibility requirement on justification. Internalism regarding justification preserves an accessibility requirement on what confers justification, whereas epistemic externalism rejects this requirement. Debates over internalism and exepistemology epistemology ternalism abound in current epistemology, but internalists do not yet share a uniform detailed account of accessibility. The Gettier problem. The standard analysis of knowledge, however elaborated, faces a devastating challenge that initially gave rise to causal theories of knowledge: the Gettier problem. In 1963 Edmund Gettier published a highly influential challenge to the view that if you have a justified true belief that p, then you know that p. Here is one of Gettier’s counterexples to this view: Smith is justified in believing the false proposition that (i) Jones owns a Ford. On the basis of (i), Smith infers, and thus is justified in believing, that (ii) either Jones owns a Ford or Brown is in Barcelona. As it happens, Brown is in Barcelona, and so (ii) is true. So, although Smith is justified in believing the true proposition (ii), Smith does not know (ii). Gettier-style counterexples are cases where a person has justified true belief that p but lacks knowledge that p. The Gettier problem is the problem of finding a modification of, or an alternative to, the standard analysis that avoids difficulties from Gettier-style counterexples. The controversy over the Gettier problem is highly complex and still unsettled. Many epistemologists take the lesson of Gettier-style counterexples to be that propositional knowledge requires a fourth condition, beyond the justification, truth, and belief conditions. No specific fourth condition has received overwhelming acceptance, but some proposals have become prominent. The so-called defeasibility condition, e.g., requires that the justification appropriate to knowledge be “undefeated” in the general sense that some appropriate subjunctive conditional concerning defeaters of justification be true of that justification. For instance, one simple defeasibility fourth condition requires of Smith’s knowing that p that there be no true proposition, q, such that if q bece justified for Smith, p would no longer be justified for Smith. So if Smith knows, on the basis of his visual perception, that Mary removed books from the library, then Smith’s coming to believe the true proposition that Mary’s identical twin removed books from the library would not undermine the justification for Smith’s belief concerning Mary herself. A different approach shuns subjunctive conditionals of that sort, and contends that propositional knowledge requires justified true belief that is sustained by the collective totality of actual truths. This approach requires a detailed account of when justification is undermined and restored. The Gettier problem is epistemologically important. One branch of epistemology seeks a precise understanding of the nature (e.g., the essential components) of propositional knowledge. Our having a precise understanding of propositional knowledge requires our having a Gettier-proof analysis of such knowledge. Epistemologists thus need a defensible solution to the Gettier problem, however complex that solution is. Skepticism. Epistemologists debate the limits, or scope, of knowledge. The more restricted we take the limits of knowledge to be, the more skeptical we are. Two influential types of skepticism are knowledge skepticism and justification skepticism. Unrestricted knowledge skepticism implies that no one knows anything, whereas unrestricted justification skepticism implies the more extreme view that no one is even justified in believing anything. Some forms of skepticism are stronger than others. Knowledge skepticism in its strongest form implies that it is impossible for anyone to know anything. A weaker form would deny the actuality of our having knowledge, but leave open its possibility. Many skeptics have restricted their skepticism to a particular domain of supposed knowledge: e.g., knowledge of the external world, knowledge of other minds, knowledge of the past or the future, or knowledge of unperceived items. Such limited skepticism is more common than unrestricted skepticism in the history of epistemology. Arguments supporting skepticism come in many forms. One of the most difficult is the problem of the criterion, a version of which has been stated by the sixteenth-century skeptic Montaigne: “To adjudicate [between the true and the false] ong the appearances of things, we need to have a distinguishing method; to validate this method, we need to have a justifying argument; but to validate this justifying argument, we need the very method at issue. And there we are, going round on the wheel.” This line of skeptical argument originated in ancient Greece, with epistemology itself. It forces us to face this question: How can we specify what we know without having specified how we know, and how can we specify how we know without having specified what we know? Is there any reasonable way out of this threatening circle? This is one of the most difficult epistemological problems, and a cogent epistemology must offer a defensible solution to epistemology epistemology it. Contemporary epistemology still lacks a widely accepted reply to this urgent problem.  A PRIORI, COHERENTISM,
equipollence, term used by Sextus Empiricus to express the view that there are arguments of equal strength on all sides of any question and that therefore we should suspend judgment on every question that can be raised. 
SEXTUS EMPIRICUS. R.P. equipossible.EQUIPROBABLE. equiprobable, having the se probability. Sometimes used in the se way as ‘equipossible’, the term is associated with Laplace’s (the “classical”) interpretation of probability, where the probability of an event is the ratio of the number of equipossibilities favorable to the event to the total number of equipossibilities. For exple, the probability of rolling an even number with a “fair” six-sided die is ½ – there being three equipossibilities (2, 4, 6) favorable to even, and six equipossibilities (1, 2, 3, 4, 5, 6) in all (and 3 /6 % ½). The concept is now generally thought not to be widely applicable to the interpretation of probability, since natural equipossibilities are not always at hand (as in assessing the probability of a thermonuclear war tomorrow).  PROBABILITY. E.Ee. equivalence, mutual inferability. The following are main kinds: two statements are materially equivalent provided they have the se truthvalue, and logically equivalent provided each can be deduced from the other; two sentences or words are equivalent in meaning provided they can be substituted for each other in any context without altering the meaning of that context. In truth-functional logic, two statements are logically equivalent if they can never have truthvalues different from each other. In this sense of ‘logically equivalent’ all tautologies are equivalent to each other and all contradictions are equivalent to each other. Similarly, in extensional set theory, two classes are equivalent provided they have the se numbers, so that all empty classes are regarded as equivalent. In a non-extensional set theory, classes would be equivalent only if their conditions of membership were logically equivalent or equivalent in meaning. R.P. equivalence, behavioral.TURING MACHINE. equivalence class.PARTITION, RELATION. equivalence condition.CONFIRMATION. equivalence relation.PARTITION, RELATION. equivocation, the use of an expression in two or more different senses in a single context. For exple, in ‘The end of anything is its perfection. But the end of life is death; so death is the perfection of life’, the expression ‘end’ is first used in the sense of ‘goal or purpose,’ but in its second occurrence ‘end’ means ‘termination.’ The use of the two senses in this context is an equivocation. Where the context in which the expression used is an argument, the fallacy of equivocation may be committed.
 INFORMAL FALLACY. W.K.W. equivocation, fallacy of.INFORMAL FALLACY. Er, myth of.MYTH OF ER. Erasmus, Desiderius (1466?–1536), Dutch scholar and philosopher who played an important role in Renaissance humanism. Like his Italian forerunners Petrarch, Coluccio Salutati, Lorenzo Valla, Leonardo Bruni, and others, Erasmus stressed within philosophy and theology the function of philological precision, grmatical correctness, and rhetorical elegance. But for Erasmus the virtues of bonae literarae which are cultivated by the study of authors of Latin and Greek antiquity must be decisively linked with Christian spirituality. Erasmus has been called (by Huizinga) the first modern intellectual because he tried to influence and reform the mentality of society by working within the shadow of ecclesiastical and political leaders. He epistemology, evolutionary Erasmus, Desiderius 278 -   278 bece one of the first humanists to make efficient use of the then new medium of printing. His writings embrace various forms, including diatribe, oration, locution, comment, dialogue, and letter. After studying in Christian schools and living for a time in the monastery of Steyn near Gouda in the Netherlands, Erasmus worked for different patrons. He gained a post as secretary to the bishop of Kerijk, during which time he wrote his first published book, the Adagia (first edition 1500), a collection of annotated Latin adages. Erasmus was an adviser to the Emperor Charles V, to whom he dedicated his Institutio principii christiani (1516). After studies at the University of Paris, where he attended lectures by the humanist Faber Stapulensis, Erasmus was put in touch by his patron Lord Mountjoy with the British humanists John Colet and Thomas More. Erasmus led a restless life, residing in several European cities including London, Louvain, Basel, Freiburg, Bologna, Turin (where he was awarded a doctorate of theology in 1506), and Rome. By using the means of modern philology, which led to the ideal of the bonae literarae, Erasmus tried to reform the Christian-influenced mentality of his times. Inspired by Valla’s Annotationes to the New Testent, he completed a new Latin translation of the New Testent, edited the writings of the early church fathers, especially St. Hieronymus, and wrote several commentaries on psalms. He tried to regenerate the spirit of early Christianity by laying bare its original sense against the background of scholastic interpretation. In his view, the rituals of the existing church blocked the development of an authentic Christian spirituality. Though Erasmus shared with Luther a critical approach toward the existing church, he did not side with the Reformation. His Diatribe de libero arbitrio (1524), in which he pleaded for the free will of man, was answered by Luther’s De servo arbitrio. The historically most influential books of Erasmus were Enchirion militis christiani (1503), in which he attacked hirelings and soldiers; the Encomium moriae id est Laus stultitiae (1511), a satire on modern life and the ecclesiastical pillars of society; and the sketches of human life, the Colloquia (first published in 1518, often enlarged until 1553). In the small book Querela pacis (1517), he rejected the ideology of justified wars propounded by Augustine and Aquinas. Against the madness of war Erasmus appealed to the virtues of tolerance, friendliness, and gentleness. All these virtues were for him the essence of Christianity.  HUMANISM; MORE, THOMAS. H.P. Erfahrung, German term translated into English, especially since Kant, as ‘experience’. Kant does not use it as a technical term; rather, it indicates that which requires explanation through more precisely drawn technical distinctions such as those ong ‘sensibility’, ‘understanding’, and ‘reason’. In the early twentieth century, Husserl sometimes distinguishes between Erfahrung and Erlebnis, the former indicating experience as capable of being thematized and methodically described or analyzed, the latter experience as “lived through” and never fully available to analysis. Such a distinction occasionally reappears in later texts of phenomenology and existentialism.  ERLEBNIS. J.P.Su. Erigena, John Scotus, also called John the Scot, Eriugena, and Scottigena (c.810–77), Irish-born scholar and theologian. He taught grmar and dialectics at the court of Charles the Bald near Laon from 845 on. In a controversy in 851, John argued that there was only one predestination, to good, since evil was strictly nothing. Thus no one is compelled to evil by God’s foreknowledge, since, strictly speaking, God has no foreknowledge of what is not. But his reliance on dialectic, his Origenist conception of the world as a place of education repairing the dage done by sin, his interest in cosmology, and his perceived Pelagian tendencies excited opposition. Attacked by Prudentius of Troyes and Flores of Lyons, he was condemned at the councils of Valencia (855) and Langres (859). Charles commissioned him to translate the works of Pseudo-Dionysius and the bigua of Maximus the Confessor from the Greek. These works opened up a new world, and John followed his translations with commentaries on the Gospel of John and Pseudo-Dionysius, and then his chief work, the Division of Nature or Periphyseon (826–66), in the Neoplatonic tradition. He treats the universe as a procession from God, everything real in nature being a trace of God, and then a return to God through the presence of nature in human reason and man’s union with God. John held that the nature of man is not destroyed by union with God, though it is deified. He was condemned for pantheism at Paris in 1210. J.Lo. eristic, the art of controversy, often involving fallacious but persuasive reasoning. The ancient Sophists brought this art to a high level to achieve their personal goal. They may have found their material in the “encounters” in the Erfahrung eristic 279 -   279 law courts as well as in daily life. To enhance persuasion they endorsed the use of unsound principles such as hasty generalizations, faulty analogies, illegitimate appeal to authority, the post hoc ergo propter hoc (i.e., “after this, therefore because of this”) and other presumed principles. Aristotle exposed eristic argumentation in his Sophistical Refutations, which itself draws exples from Plato’s Euthydemus. From this latter work comes the fous exple: ‘That dog is a father and that dog is his, therefore that dog is his father’. What is perhaps worse than its obvious invalidity is that the argument is superficially similar to a sound argument such as ‘This is a table and this is brown, therefore this is a brown table’. In the Sophistical Refutations Aristotle undertakes to find procedures for detection of bad arguments and to propose rules for constructing sound arguments.  DIALECTIC, INFORMAL FALLACY, SYLLOGISM. I.Bo. Erklärung.VERSTEHEN. Erlebnis, German term for experience used in late nineteenth- and early twentieth-century German philosophy. Erlebnis denotes experience in all its direct immediacy and lived fullness. It contrasts with the more typical German word Erfahrung, denoting ordinary experience as mediated through intellectual and constructive elements. As immediate, Erlebnis eludes conceptualization, in both the lived present and the interiority of experience. As direct, Erlebnis is also disclosive and extraordinary: it reveals something real that otherwise escapes thinking. Typical exples include art, religion, and love, all of which also show the anti-rationalist and polemical uses of the concept. It is especially popular ong the Romantic mystics like Novalis and the anti-rationalists Nietzsche and Bergson, as well as in phenomenology, Lebensphilosophie, and existentialism. As used in post-Hegelian German philosophy, the term describes two aspects of subjectivity. The first concerns the epistemology of the human sciences and of phenomenology. Against naturalism and objectivism, philosophers appeal to the ineliminable, subjective qualities of experience to argue that interpreters must understand “what it is like to be” some experiencing subject, from the inside. The second use of the term is to denote extraordinary and interior experiences like art, religion, freedom, and vital energy. In both cases, it is unclear how such experience could be identified or known in its immediacy, and much recent German thought, such as Heidegger and hermeneutics, rejects the concept. 
ERFAHRUNG, EXISTENTIALISM, PHENOMENOLOGY. J.Bo. Eros, the Greek god of erotic love. Eros ce to be symbolic of various aspects of love, first appearing in Hesiod in opposition to reason. In general, however, Eros was seen by Greeks (e.g., Parmenides) as a unifying force. In Empedocles, it is one of two external forces explaining the history of the cosmos, the other being Strife. These forces resemble the “hidden harmony” of Heraclitus. The Symposium of Plato is the best-known ancient discussion of Eros, containing speeches from various standpoints – mythical, sophistic, etc. Socrates says he has learned from the priestess Diotima of a nobler form of Eros in which sexual desire can be developed into the pursuit of understanding the Form of beauty. The contrast between agape and Eros is found first in Democritus. This bece important in Christian accounts of love. In Neoplatonism, Eros referred to the mystical union with Being sought by philosophers. Eros has become important recently in the work of Continental writers.  AGAPE. R.C. erotetic, in the strict sense, pertaining to questions. Erotetic logic is the logic of questions. Different conceptions of questions yield different kinds of erotetic logic. A Platonistic approach holds that questions exist independently of interrogatives. For P. Tichý, a question is a function on possible worlds, the right answer being the value of the function at the actual world. Erotetic logic is the logic of such functions. In the epistemic-imperative approach (of L. Bqvist, Hintikka, et al.), one begins with a system for epistemic sentences and embeds this in a system for imperative sentences, thus obtaining sentences of the form ‘make it the case that I know . . .’ and complex compounds of such sentences. Certain ones of these are defined to be interrogatives. Then erotetic logic is the logic of epistemic imperatives and the conditions for satisfaction of these imperatives. In the abstract interrogative approach (of N. Belnap, T. Kubigski, and many others), one chooses certain types of expression to serve as interrogatives, and, for each type, specifies what expressions count as answers of various kinds (direct, partial, . . .). On this approach we may say that interrogatives express questions, or we may identify questions with interrogatives, in Erklärung erotetic 280 -   280 which case the only meaning that an interrogative has is that it has the answers that it does. Either way, the emphasis is on interrogatives, and erotetic logic is the logic of systems that provide interrogatives and specify answers to them. In the broad sense, ‘erotetic’ designates what pertains to utterance-and-response. In this sense erotetic logic is the logic of the relations between (1) sentences of many kinds and (2) the expressions that count as appropriate replies to them. This includes not only the relations between question and answer but also, e.g., between assertion and agreement or denial, command and report of compliance or refusal, and (for many types of sentence S) between S and various corrective replies to S (e.g., denial of the presupposition of S). Erotetic logics may differ in the class of sentences treated, the types of response counted as appropriate, the assignment of other content (presupposition, projection, etc.), and other details.  DEONTIC LOGIC, EPISTEMIC LOGIC, MODAL LOGIC. D.H. error theory.MORAL REALISM. Esprit movement.FRENCH PERSONALISM. Esse est percipi.BERKELEY. essence.ESSENTIALISM. essence, nominal.ESSENTIALISM. essence, real.ESSENTIALISM. essentialism, a metaphysical theory that objects have essences and that there is a distinction between essential and non-essential or accidental predications. Different issues have, however, been central in debates about essences and essential predication in different periods in the history of philosophy. In our own day, it is commitment to the notion of de re modality that is generally taken to render a theory essentialist; but in the essentialist tradition stemming from Aristotle, discussions of essence and essential predication focus on the distinction between what an object is and how it is. According to Aristotle, the universals that an ordinary object instantiates include some that mark it out as what it is and others that characterize it in some way but do not figure in an account of what it is. In the Categories, he tells us that while the former are said of the object, the latter are merely present in it; and in other writings, he distinguishes between what he calls kath hauto or per se predications (where these include the predication of what-universals) and kata sumbebekos or per accidens predications (where these include the predication of how-universals). He concedes that universals predicated of an object kath hauto are necessary to that object; but he construes the necessity here as derivative. It is because a universal marks out an entity, x, as what x is and hence underlies its being the thing that it is that the universal is necessarily predicated of x. The concept of definition is critically involved in Aristotle’s essentialism. First, it is the kind – infima species – under which an object falls or one of the items (genus or differentia) included in the definition of that kind that is predicated of the object kath hauto. But, second, Aristotle’s notion of an essence just is the notion of the ontological correlate of a definition. The term in his writings we translate as ‘essence’ is the expression to ti ein einai (the what it is to be). Typically, the expression is followed by a substantival expression in the dative case, so that the expressions denoting essences are phrases like ‘the what it is to be for a horse’ and ‘the what it is to be for an oak tree’; and Aristotle tells us that, for any kind, K, the what it is to be for a K just is that which we identify when we provide a complete and accurate definition of K. Now, Aristotle holds that there is definition only of universals; and this commits him to the view that there are no individual essences. Although he concedes that we can provide definitions of universals from any of his list of ten categories, he gives pride of place to the essences of universals from the category of substance. Substance-universals can be identified without reference to essences from other categories, but the essences of qualities, quantities, and other non-substances can be defined only by reference to the essences of substances. In his early writings, Aristotle took the filiar particulars of common sense (things like the individual man and horse of Categories V) to be the primary substances; and in these writings it is the essences we isolate by defining the kinds or species under which filiar particulars fall that are construed as the basic or paradigmatic essences. However, in later writings, where ordinary particulars are taken to be complexes of matter and form, it is the substantial forms of filiar particulars that are the primary substances, so their essences are the primary or basic essences; and a central theme in Aristotle’s most mature writings is the idea that the primary substances and their essences are necessarily one and the se in number. error theory essentialism 281 -   281 The conception of essence as the ontological correlate of a definition – often called quiddity – persists throughout the medieval tradition; and in early modern philosophy, the idea that the identity of an object is constituted by what it is plays an important role in Continental rationalist thinkers. Indeed, in the writings of Leibniz, we find the most extreme version of traditional essentialism. Whereas Aristotle had held that essences are invariably general, Leibniz insisted that each individual has an essence peculiar to it. He called the essence associated with an entity its complete individual concept; and he maintained that the individual concept somehow entails all the properties exemplified by the relevant individual. Accordingly, Leibniz believed that an omniscient being could, for each possible world and each possible individual, infer from the individual concept of that individual the whole range of properties exemplified by that individual in that possible world. But, then, from the perspective of an omniscient being, all of the propositions identifying the properties the individual actually exhibits would express what Aristotle called kath hauto predications. Leibniz, of course, denied that our perspective is that of an omniscient being; we fail to grasp individual essences in their fullness, so from our perspective, the distinction between essential and accidental predications holds. While classical rationalists espoused a thoroughgoing essentialism, the Aristotlelian conceptions of essence and definition were the repeated targets of attacks by classical British empiricists. Hobbes, e.g., found the notion of essence philosophically useless and insisted that definition merely displays the meanings conventionally associated with linguistic expressions. Locke, on the other hand, continued to speak of essences; but he distinguished between real and nominal essences. As he saw it, the filiar objects of common sense are collections of copresent sensible ideas to which we attach a single ne like ‘man’ or ‘horse’. Identifying the ideas constitutive of the relevant collection gives us the nominal essence of a man or a horse. Locke did not deny that real essences might underlie such collections, but he insisted that it is nominal rather than real essences to which we have epistemic access. Hume, in turn, endorsed the idea that filiar objects are collections of sensible ideas, but rejected the idea of some underlying real essence to which we have no access; and he implicitly reinforced the Hobbesian critique of Aristotelian essences with his attack on the idea of de re necessities. So definition merely expresses the meanings we conventionally associate with words, and the only necessity associated with definition is linguistic or verbal necessity. From its origins, the twentieth-century analytic tradition endorsed the classical empiricist critique of essences and the Humean view that necessity is merely linguistic. Indeed, even the Humean concession that there is a special class of statements true in virtue of their meanings ce into question in the forties and fifties, when philosophers like Quine argued that it is impossible to provide a noncircular criterion for distinguishing analytic and synthetic statements. So by the late 1950s, it had become the conventional wisdom of philosophers in the Anglo-erican tradition that both the notion of a real essence and the derivative idea that some ong the properties true of an object are essential to that object are philosophical dead ends. But over the past three decades, developments in the semantics of modal logic have called into question traditional empiricist skepticism about essence and modality and have given rise to a rebirth of essentialism. In the late fifties and early sixties, logicians (like Kripke, Hintikka, and Richard Montague) showed how formal techniques that have as their intuitive core the Leibnizian idea that necessity is truth in all possible worlds enable us to provide completeness proofs for a whole range of nonequivalent modal logics. Metaphysicians seized on the intuitions underlying these formal methods. They proposed that we take the picture of alternative possible worlds seriously and claimed that attributions of de dicto modality (necessity and possibility as they apply to propositions) can be understood to involve quantification over possible worlds. Thus, to say that a proposition, p, is necessary is to say that for every possible world, W, p is true in W; and to say that p is possible is to say that there is at least one possible world, W, such that p is true in W. These metaphysicians went on to claim that the frework of possible worlds enables us to make sense of de re modality. Whereas de dicto modality attaches to propositions taken as a whole, an ascription of de re modality identifies the modal status of an object’s exemplification of an attribute. Thus, we speak of Socrates as being necessarily or essentially rational, but only contingently snub-nosed. Intuitively, the essential properties of an object are those it could not have lacked; whereas its contingent properties are properties it exemplifies but could have failed to exemplify. The “friends of possible worlds” insisted that we can make perfectly good sense of this intuitive distinction if we say that an object, essentialism essentialism 282 -   282 x, exhibits a property, P, essentially just in case x exhibits P in the actual world and in every possible world in which x exists and that x exhibits P merely contingently just in case x exhibits P in the actual world, but there is at least one possible world, W, such that x exists in W and fails to exhibit P in W. Not only have these neo-essentialists invoked the Leibnizian conception of alternative possible worlds in characterizing the de re modalities, many have endorsed Leibniz’s idea that each object has an individual essence or what is sometimes called a haecceity. As we have seen, the intuitive idea of an individual essence is the idea of a property an object exhibits essentially and that no other object could possibly exhibit; and contemporary essentialists have fleshed out this intuitive notion by saying that a property, P, is the haecceity or individual essence of an object, x, just in case (1) x exhibits P in the actual world and in all worlds in which x exists and (2) there is no possible world where an object distinct from x exhibits P. And some defenders of individual essences (like Plantinga) have followed Leibniz in holding that the haecceity of an object provides a complete concept of that object, a property such that it entails, for every possible world, W, and every property, P, either the proposition that the object in question has P in W or the proposition that it fails to have P in W. Accordingly, they agree that an omniscient being could infer from the individual essence of an object a complete account of the history of that object in each possible world in which it exists.  ARISTOTLE, DEFINITION, HAECCEITY, MODAL LOGIC, NECESSITY, POSSIBLE WORLDS. M.J.L. essentialism, mereological.
HAECCEITY, MEREOLOGY. essential property.PROPERTY. eternal recurrence.ETERNAL RETURN. eternal return, the doctrine that the se events, occurring in the se sequence and involving the se things, have occurred infinitely many times in the past and will occur infinitely many times in the future. Attributed most notably to the Stoics and Nietzsche, the doctrine is antithetical to philosophical and religious viewpoints that claim that the world order is unique, contingent in part, and directed toward some goal. The Stoics interpret eternal return as the consequence of perpetual divine activity imposing exceptionless causal principles on the world in a supremely rational, providential way. The world, being the best possible, can only be repeated endlessly. The Stoics do not explain why the best world cannot be everlasting, making repetition unnecessary. It is not clear whether Nietzsche asserted eternal return as a cosmological doctrine or only as a thought experiment designed to confront one with the authenticity of one’s life: would one affirm that life even if one were consigned to live it over again without end? On either interpretation, Nietzsche’s version, like the Stoic version, stresses the inexorability and necessary interconnectedness of all things and events, although unlike the Stoic version, it rejects divine providence.  NIETZSCHE, STOICISM. W.E.M. eternal return, law of.COMPUTER THEORY. eternity.DIVINE ATTRIBUTES. ethical absolutism.RELATIVISM. ethical constructivism, a form of anti-realism about ethics which holds that there are moral facts and truths, but insists that these facts and truths are in some way constituted by or dependent on our moral beliefs, reactions, or attitudes. For instance, an ideal observer theory that represents the moral rightness and wrongness of an act in terms of the moral approval and disapproval that an appraiser would have under suitably idealized conditions can be understood as a form of ethical constructivism. Another form of constructivism identifies the truth of a moral belief with its being part of the appropriate system of beliefs, e.g., of a system of moral and nonmoral beliefs that is internally coherent. Such a view would maintain a coherence theory of moral truth. Moral relativism is a constructivist view that allows for a plurality of moral facts and truths. Thus, if the idealizing conditions appealed to in an ideal observer theory allow that different appraisers can have different reactions to the se actions under ideal conditions, then that ideal observer theory will be a version of moral relativism as well as of ethical constructivism. Or, if different systems of moral beliefs satisfy the appropriate epistemic conditions (e.g. are equally coherent), then the truth or falsity of particular moral beliefs will have to be relativized to different moral systems or codes.  ETHICAL OBJECTIVISM, ETHICS, IDEAL OBSERVER, RELATIVISM. D.O.B. essentialism, mereological ethical constructivism 283 -   283 ethical conventionalism.RELATIVISM. ethical dualism.
ZOROASTRIANISM. ethical egoism.EGOISM. ethical eudaimonism.EUDAIMONISM. ethical hedonism.HEDONISM. ethical intuitionism.ETHICS. ethical naturalism.ETHICS, MORAL REALISM, NATURALISM. ethical nihilism.RELATIVISM. ethical objectivism, the view that the objects of the most basic concepts of ethics (which may be supposed to be values, obligations, duties, oughts, rights, or what not) exist, or that facts about them hold, objectively and that similarly worded ethical statements by different persons make the se factual claims (and thus do not concern merely the speaker’s feelings). To say that a fact is objective, or that something has objective existence, is usually to say that its holding or existence is not derivative from its being thought to hold or exist. (In the Scholastic terminology still current in the seventeenth century ‘objective’ had the more or less contrary meaning of having status only as an object of thought.) In contrast, fact, or a thing’s existence, is subjective if it holds or exists only in the sense that it is thought to hold or exist, or that it is merely a convenient human posit for practical purposes. A fact holds, or an object exists, intersubjectively if somehow its acknowledgment is binding on all thinking subjects (or all subjects in some specified group), although it does not hold or exist independently of their thinking about it. Some thinkers suppose that intersubjectivity is all that can ever properly be meant by objectivity. Objectivism may be naturalist or non-naturalist. The naturalist objectivist believes that values, duties, or whatever are natural phenomena detectable by introspection, perception, or scientific inference. Thus values may be identified with certain empirical qualities of (anybody’s) experience, or duties with empirical facts about the effects of action, e.g. as promoting or hindering social cohesion. The non-naturalist objectivist (eschewing what Moore called the naturalistic fallacy) believes that values or obligations (or whatever items he thinks most basic in ethics) exist independently of any belief about them, but that their existence is not a matter of any ordinary fact detectable in the above ways but can be revealed to ethical intuition as standing in a necessary (but not analytic) relation to natural phenomena. ‘Ethical subjectivism’ usually means the doctrine that ethical statements are simply reports on the speaker’s feelings (though, confusingly enough, such statements may be objectively true or false). Perhaps it ought to mean the doctrine that nothing is good or bad but thinking makes it so. Attitude theories of morality, for which such statements express, rather than report upon, the speaker’s feelings, are also, despite the objections of their proponents, sometimes called subjectivist. In a more popular usage an objective matter of fact is one on which all reasonable persons can be expected to agree, while a matter is subjective if various alternative opinions can be accepted as reasonable. What is subjective in this sense may be quite objective in the more philosophical sense in question above. 
ETHICS, MOORE, MORAL REALISM. T.L.S.S. ethical pragmatism.MORAL EPISTEMOLOGY. ethical relativism.RELATIVISM. ethical skepticism.RELATIVISM. ethics, the philosophical study of morality. The word is also commonly used interchangeably with ‘morality’ to mean the subject matter of this study; and sometimes it is used more narrowly to mean the moral principles of a particular tradition, group, or individual. Christian ethics and Albert Schweitzer’s ethics are exples. In this article the word will be used exclusively to mean the philosophical study. Ethics, along with logic, metaphysics, and epistemology, is one of the main branches of philosophy. It corresponds, in the traditional division of the field into formal, natural, and moral philosophy, to the last of these disciplines. It can in turn be divided into the general study of goodness, the general study of right action, applied ethics, metaethics, moral psychology, and the metaphysics of moral responsibility. These divisions are not sharp, and many important studies in ethics, particularly those that exine or develop whole systems of ethics, are interdivisional. Nonetheless, they facilitate the identification of different problems, movements, and schools within the discipline. ethical conventionalism ethics 284 -   284 The first two, the general study of goodness and the general study of right action, constitute the main business of ethics. Correlatively, its principal substantive questions are what ends we ought, as fully rational human beings, to choose and pursue and what moral principles should govern our choices and pursuits. How these questions are related is the discipline’s principal structural question, and structural differences ong systems of ethics reflect different answers to this question. In contemporary ethics, the study of structure has come increasingly to the fore, especially as a preliminary to the general study of right action. In the natural order of exposition, however, the substantive questions come first. Goodness and the question of ends. Philosophers have typically treated the question of the ends we ought to pursue in one of two ways: either as a question about the components of a good life or as a question about what sorts of things are good in themselves. On the first way of treating the question, it is assumed that we naturally seek a good life; hence, determining its components ounts to determining, relative to our desire for such a life, what ends we ought to pursue. On the second way, no such assumption about human nature is made; rather it is assumed that whatever is good in itself is worth choosing or pursuing. The first way of treating the question leads directly to the theory of human well-being. The second way leads directly to the theory of intrinsic value. The first theory originated in ancient ethics, and eudaimonia was the Greek word for its subject, a word usually translated ‘happiness,’ but sometimes translated ‘flourishing’ in order to make the question of human well-being seem more a matter of how well a person is doing than how good he is feeling. These alternatives reflect the different conceptions of human well-being that inform the two major views within the theory: the view that feeling good or pleasure is the essence of human well-being and the view that doing well or excelling at things worth doing is its essence. The first view is hedonism in its classical form. Its most fous exponent ong the ancients was Epicurus. The second view is perfectionism, a view that is common to several schools of ancient ethics. Its adherents include Plato, Aristotle, and the Stoics. ong the moderns, the best-known defenders of classical hedonism and perfectionism are respectively J. S. Mill and Nietzsche. Although these two views differ on the question of what human well-being essentially consists in, neither thereby denies that the other’s answer has a place in a good human life. Indeed, mature statements of each typically assign the other’s answer an ancillary place. Thus, hedonism, as expounded by Epicurus, takes excelling at things worth doing – exercising one’s intellectual powers and moral virtues in exemplary and fruitful ways, e.g. – as the tried and true means to experiencing life’s most satisfying pleasures. And perfectionism, as developed in Aristotle’s ethics, underscores the importance of pleasure – the deep satisfaction that comes from doing an important job well, e.g. – as a natural concomitant of achieving excellence in things that matter. The two views, as expressed in these mature statements, differ not so much in the kinds of activities they take to be central to a good life as in the ways they explain the goodness of such a life. The chief difference between them, then, is philosophical rather than prescriptive. The second theory, the theory of intrinsic value, also has roots in ancient ethics, specifically, Plato’s theory of Forms. But unlike Plato’s theory, the basic tenets of which include certain doctrines about the reality and transcendence of value, the theory of intrinsic value neither contains nor presupposes any metaphysical theses. At issue in the theory is what things are good in themselves, and one can take a position on this issue without committing oneself to any thesis about the reality or unreality of goodness or about its transcendence or immanence. A list of the different things philosophers have considered good in themselves would include life, happiness, pleasure, knowledge, virtue, friendship, beauty, and harmony. The list could easily be extended. An interest in what constitutes the goodness of the various items on the list has brought philosophers to focus primarily on the question of whether something unites them. The opposing views on this question are monism and pluralism. Monists affirm the list’s unity; pluralists deny it. Plato, for instance, was a monist. He held that the goodness of everything good in itself consisted in harmony and therefore each such thing owed its goodness to its being harmonious. Alternatively, some philosophers have proposed pleasure as the sole constituent of goodness. Indeed, conceiving of pleasure as a particular kind of experience or state of consciousness, they have proposed this kind of experience as the only thing good in itself and characterized all other good things as instrumentally good, as owing their goodness to their ethics ethics 285 -   285 being sources of pleasure. Thus, hedonism too can be a species of monism. In this case, though, one must distinguish between the view that it is one’s own experiences of pleasure that are intrinsically good and the view that anyone’s experiences of pleasure, indeed, any sentient being’s experiences of pleasure, are intrinsically good. The former is called (by Sidgwick) egoistic hedonism, the latter universal hedonism. This distinction can be made general, as a distinction between egoistic and universal views of what is good in itself or, as philosophers now commonly say, between agent-relative and agent-neutral value. As such, it indicates a significant point of disagreement in the theory of intrinsic value, a disagreement in which the seeming arbitrariness and blindness of egoism make it harder to defend. In drawing this conclusion, however, one must be careful not to mistake these egoistic views for views in the theory of human well-being, for each set of views represents a set of alternative answers to a different question. One must be careful, in other words, not to infer from the greater defensibility of universalism vis-à-vis egoism that universalism is the predominant view in the general study of goodness. Right action. The general study of right action concerns the principles of right and wrong that govern our choices and pursuits. In modern ethics these principles are typically given a jural conception. Accordingly, they are understood to constitute a moral code that defines the duties of men and women who live together in fellowship. This conception of moral principles is chiefly due to the influence of Christianity in the West, though some of its elements were already present in Stoic ethics. Its ascendancy in the general study of right action puts the theory of duty at the center of that study. The theory has two parts: the systematic exposition of the moral code that defines our duties; and its justification. The first part, when fully developed, presents complete formulations of the fundental principles of right and wrong and shows how they yield all moral duties. The standard model is an axiomatic system in mathematics, though some philosophers have proposed a technical system of an applied science, such as medicine or strategy, as an alternative. The second part, if successful, establishes the authority of the principles and so validates the code. Various methods and criteria of justification are commonly used; no single one is canonical. Success in establishing the principles’ authority depends on the soundness of the argument that proceeds from whatever method or criterion is used. One traditional criterion is implicit in the idea of an axiomatic system. On this criterion, the fundental principles of right and wrong are authoritative in virtue of being self-evident truths. That is, they are regarded as comparable to axioms not only in being the first principles of a deductive system but also in being principles whose truth can be seen immediately upon reflection. Use of this criterion to establish the principles’ authority is the hallmark of intuitionism. Once one of the dominant views in ethics, its position in the discipline has now been seriously eroded by a strong, twentieth-century tide of skepticism about all claims of self-evidence. Currently, the most influential method of justification consistent with using the model of an axiomatic system to expound the morality of right and wrong draws on the jural conception of its principles. On this method, the principles are interpreted as expressions of a legislative will, and accordingly their authority derives from the sovereignty of the person or collective whose will they are taken to express. The oldest exple of the method’s use is the divine command theory. On this theory, moral principles are taken to be laws issued by God to humanity, and their authority thus derives from God’s supremacy. The theory is the original Christian source of the principles’ jural conception. The rise of secular thought since the Enlightenment has, however, limited its appeal. Later exples, which continue to attract broad interest and discussion, are formalism and contractarianism. Formalism is best exemplified in Kant’s ethics. It takes a moral principle to be a precept that satisfies the formal criteria of a universal law, and it takes formal criteria to be the marks of pure reason. Consequently, moral principles are laws that issue from reason. As Kant puts it, they are laws that we, as rational beings, give to ourselves and that regulate our conduct insofar as we engage each other’s rational nature. They are laws for a republic of reason or, as Kant says, a kingdom of ends whose legislature comprises all rational beings. Through this ideal, Kant makes intelligible and forceful the otherwise obscure notion that moral principles derive their authority from the sovereignty of reason. Contractarianism also draws inspiration from Kant’s ethics as well as from the social contract theories of Locke and Rousseau. Its fullest and most influential statement appears in the work of Rawls. On this view, moral principles represent ethics ethics 286 -   286 the ideal terms of social cooperation for people who live together in fellowship and regard each other as equals. Specifically, they are taken to be the conditions of an ideal agreement ong such people, an agreement that they would adopt if they met as an assembly of equals to decide collectively on the social arrangements governing their relations and reached their decision as a result of open debate and rational deliberation. The authority of moral principles derives, then, from the fairness of the procedures by which the terms of social cooperation would be arrived at in this hypothetical constitutional convention and the assumption that any rational individual who wanted to live peaceably with others and who imagined himself a party to this convention would, in view of the fairness of its procedures, assent to its results. It derives, that is, from the hypothetical consent of the governed. Philosophers who think of a moral code on the model of a technical system of an applied science use an entirely different method of justification. In their view, just as the principles of medicine represent knowledge about how best to promote health, so the principles of right and wrong represent knowledge about how best to promote the ends of morality. These philosophers, then, have a teleological conception of the code. Our fundental duty is to promote certain ends, and the principles of right and wrong organize and direct our efforts in this regard. What justifies the principles, on this view, is that the ends they serve are the right ones to promote and the actions they prescribe are the best ways to promote them. The principles are authoritative, in other words, in virtue of the wisdom of their prescriptions. Different teleological views in the theory of duty correspond to different answers to the question of what the right ends to promote are. The most common answer is happiness; and the main division ong the corresponding views mirrors the distinction in the theory of intrinsic value between egoism and universalism. Thus, egoism and universalism in the theory of duty hold, respectively, that the fundental duty of morality is to promote, as best as one can, one’s own happiness and that it is to promote, as best as one can, the happiness of humanity. The former is ethical egoism and is based on the ideal of rational self-love. The latter is utilitarianism and is based on the ideal of rational benevolence. Ethical egoism’s most fous exponents in modern philosophy are Hobbes and Spinoza. It has had few distinguished defenders since their time. Benth and J. S. Mill head the list of distinguished defenders of utilitarianism. The view continues to be enormously influential. On these teleological views, answers to questions about the ends we ought to pursue determine the principles of right and wrong. Put differently, the general study of right action, on these views, is subordinate to the general study of goodness. This is one of the two leading answers to the structural question about how the two studies are related. The other is that the general study of right action is to some extent independent of the general study of goodness. On views that represent this answer, some principles of right and wrong, notably principles of justice and honesty, prescribe actions even though more evil than good would result from doing them. These views are deontological. Fiat justitia ruat coelum captures their spirit. The opposition between teleology and deontology in ethics underlies many of the disputes in the general study of right action. The principal substantive and structural questions of ethics arise not only with respect to the conduct of human life generally but also with respect to specific walks of life such as medicine, law, journalism, engineering, and business. The exination of these questions in relation to the common practices and traditional codes of such professions and occupations has resulted in the special studies of applied ethics. In these studies, ideas and theories from the general studies of goodness and right action are applied to particular circumstances and problems of some profession or occupation, and standard philosophical techniques are used to define, clarify, and organize the ethical issues found in its domain. In medicine, in particular, where rapid advances in technology create, overnight, novel ethical problems on matters of life and death, the study of biomedical ethics has generated substantial interest ong practitioners and scholars alike. Metaethics. To a large extent, the general studies of goodness and right action and the special studies of applied ethics consist in systematizing, deepening, and revising our beliefs about how we ought to conduct our lives. At the se time, it is characteristic of philosophers, when reflecting on such systems of belief, to exine the nature and grounds of these beliefs. These questions, when asked about ethical beliefs, define the field of metaethics. The relation of this field to the other studies is commonly represented by taking the other studies to constitute the field of ethics proper and then taking metaethics to be the study of the concepts, methods of justificaethics ethics 287 -   287 tion, and ontological assumptions of the field of ethics proper. Accordingly, metaethics can proceed from either an interest in the epistemology of ethics or an interest in its metaphysics. On the first approach, the study focuses on questions about the character of ethical knowledge. Typically, it concentrates on the simplest ethical beliefs, such as ‘Stealing is wrong’ and ‘It is better to give than to receive’, and proceeds by analyzing the concepts in virtue of which these beliefs are ethical and exining their logical basis. On the second approach, the study focuses on questions about the existence and character of ethical properties. Typically, it concentrates on the most general ethical predicates such as goodness and wrongfulness and considers whether there truly are ethical properties represented by these predicates and, if so, whether and how they are interwoven into the natural world. The two approaches are complementary. Neither dominates the other. The epistemological approach is comparative. It looks to the most successful branches of knowledge, the natural sciences and pure mathematics, for paradigms. The former supplies the paradigm of knowledge that is based on observation of natural phenomena; the latter supplies the paradigm of knowledge that seemingly results from the sheer exercise of reason. Under the influence of these paradigms, three distinct views have emerged: naturalism, rationalism, and noncognitivism. Naturalism takes ethical knowledge to be empirical and accordingly models it on the paradigm of the natural sciences. Ethical concepts, on this view, concern natural phenomena. Rationalism takes ethical knowledge to be a priori and accordingly models it on the paradigm of pure mathematics. Ethical concepts, on this view, concern morality understood as something completely distinct from, though applicable to, natural phenomena, something whose content and structure can be apprehended by reason independently of sensory inputs. Noncognitivism, in opposition to these other views, denies that ethics is a genuine branch of knowledge or takes it to be a branch of knowledge only in a qualified sense. In either case, it denies that ethics is properly modeled on science or mathematics. On the most extreme form of noncognitivism, there are no genuine ethical concepts; words like ‘right’, ‘wrong’, ‘good’, and ‘evil’ have no cognitive meaning but rather serve to vent feelings and emotions, to express decisions and commitments, or to influence attitudes and dispositions. On less extreme forms, these words are taken to have some cognitive meaning, but conveying that meaning is held to be decidedly secondary to the purposes of venting feelings, expressing decisions, or influencing attitudes. Naturalism is well represented in the work of Mill; rationalism in the works of Kant and the intuitionists. And noncognitivism, which did not emerge as a distinctive view until the twentieth century, is most powerfully expounded in the works of C. L. Stevenson and Hare. Its central tenets, however, were anticipated by Hume, whose skeptical attacks on rationalism set the agenda for subsequent work in metaethics. The metaphysical approach is centered on the question of objectivity, the question of whether ethical predicates represent real properties of an external world or merely apparent or invented properties, properties that owe their existence to the perception, feeling, or thought of those who ascribe them. Two views dominate this approach. The first, moral realism, affirms the real existence of ethical properties. It takes them to inhere in the external world and thus to exist independently of their being perceived. For moral realism, ethics is an objective discipline, a discipline that promises discovery and confirmation of objective truths. At the se time, moral realists differ fundentally on the question of the character of ethical properties. Some, such as Plato and Moore, regard them as purely intellective and thus irreducibly distinct from empirical properties. Others, such as Aristotle and Mill, regard them as empirical and either reducible to or at least supervenient on other empirical properties. The second view, moral subjectivism, denies the real existence of ethical properties. On this view, to predicate, say, goodness of a person is to impose some feeling, impulse, or other state of mind onto the world, much as one projects an emotion onto one’s circumstances when one describes them as delightful or sad. On the assumption of moral subjectivism, ethics is not a source of objective truth. In ancient philosophy, moral subjectivism was advanced by some of the Sophists, notably Protagoras. In modern philosophy, Hume expounded it in the eighteenth century and Sartre in the twentieth century. Regardless of approach, one (and perhaps the central) problem of metaethics is how value is related to fact. On the epistemological approach, this problem is commonly posed as the question of whether judgments of value are derivable from statements of fact. Or, to be more exact, can there be a logically valid argument whose conethics ethics 288 -   288 clusion is a judgment of value and all of whose premises are statements of fact? On the metaphysical approach, the problem is commonly posed as the question of whether moral predicates represent properties that are explicable as complexes of empirical properties. At issue, in either case, is whether ethics is an autonomous discipline, whether the study of moral values and principles is to some degree independent of the study of observable properties and events. A negative answer to these questions affirms the autonomy of ethics; a positive answer denies ethics’ autonomy and implies that it is a branch of the natural sciences. Moral psychology. Even those who affirm the autonomy of ethics recognize that some facts, particularly facts of human psychology, bear on the general studies of goodness and right action. No one maintains that these studies float free of all conception of human appetite and passion or that they presuppose no account of the human capacity for voluntary action. It is generally recognized that an adequate understanding of desire, emotion, deliberation, choice, volition, character, and personality is indispensable to the theoretical treatment of human well-being, intrinsic value, and duty. Investigations into the nature of these psychological phenomena are therefore an essential, though auxiliary, part of ethics. They constitute the adjunct field of moral psychology. One area of particular interest within this field is the study of those capacities by virtue of which men and women qualify as moral agents, beings who are responsible for their actions. This study is especially important to the theory of duty since that theory, in modern philosophy, characteristically assumes a strong doctrine of individual responsibility. That is, it assumes principles of culpability for wrongdoing that require, as conditions of justified ble, that the act of wrongdoing be one’s own and that it not be done innocently. Only moral agents are capable of meeting these conditions. And the presumption is that normal, adult human beings qualify as moral agents whereas small children and nonhuman animals do not. The study then focuses on those capacities that distinguish the former from the latter as responsible beings. The main issue is whether the power of reason alone accounts for these capacities. On one side of the issue are philosophers like Kant who hold that it does. Reason, in their view, is both the pilot and the engine of moral agency. It not only guides one toward actions in conformity with one’s duty, but it also produces the desire to do one’s duty and can invest that desire with enough strength to overrule conflicting impulses of appetite and passion. On the other side are philosophers, such as Hume and Mill, who take reason to be one of several capacities that constitute moral agency. On their view, reason works strictly in the service of natural and sublimated desires, fears, and aversions to produce intelligent action, to guide its possessor toward the objects of those desires and away from the objects of those fears. It cannot, however, by itself originate any desire or fear. Thus, the desire to act rightly, the aversion to acting wrongly, which are constituents of moral agency, are not products of reason but are instead acquired through some mechanical process of socialization by which their objects become associated with the objects of natural desires and aversions. On one view, then, moral agency consists in the power of reason to govern behavior, and being rational is thus sufficient for being responsible for one’s actions. On the other view, moral agency consists in several things including reason, but also including a desire to act rightly and an aversion to acting wrongly that originate in natural desires and aversions. On this view, to be responsible for one’s actions, one must not only be rational but also have certain desires and aversions whose acquisition is not guaranteed by the maturation of reason. Within moral psychology, one cardinal test of these views is how well they can accommodate and explain such common experiences of moral agency as conscience, weakness, and moral dilemma. At some point, however, the views must be tested by questions about freedom. For one cannot be responsible for one’s actions if one is incapable of acting freely, which is to say, of one’s own free will. The capacity for free action is thus essential to moral agency, and how this capacity is to be explained, whether it fits within a deterministic universe, and if not, whether the notion of moral responsibility should be jettisoned, are ong the deepest questions that the student of moral agency must face. What is more, they are not questions to which moral psychology can furnish answers. At this point, ethics descends into metaphysics.  BIOETHICS, CONTRACTARIANISM, HEDONISM, JUSTICE, MORALITY, NATURALISM, PERFECTIONISM, UTILITARIANISM. J.D. ethics, autonomy of.ETHICS. ethics, deontological.ETHICS. ethics, autonomy of ethics, deontological 289 -   289 ethics, divine command.DIVINE COMMAND ETHICS. ethics, environmental.ENVIRONMENTAL PHILOSOPHY. ethics, evolutionary.PHILOSOPHY OF BIOLOGY. ethics, teleological.ETHICS. ethics of belief.CLIFFORD. ethics of love.DIVINE COMMAND ETHICS. ethnography, an open-ended fily of techniques through which anthropologists investigate cultures; also, the organized descriptions of other cultures that result from this method. Cultural anthropology – ethnology – is based primarily on fieldwork through which anthropologists immerse themselves in the life of a local culture (village, neighborhood) and attempt to describe and interpret aspects of the culture. Careful observation is one central tool of investigation. Through it the anthropologist can observe and record various features of social life, e.g. trading practices, farming techniques, or marriage arrangements. A second central tool is the interview, through which the researcher explores the beliefs and values of members of the local culture. Tools of historical research, including particularly oral history, are also of use in ethnography, since the cultural practices of interest often derive from a remote point in time. 
ETHNOLOGY. D.E.L. ethnology, the comparative and analytical study of cultures; cultural anthroplogy. Anthropologists aim to describe and interpret aspects of the culture of various social groups – e.g., the hunter-gatherers of the Kalahari, rice villages of the Chinese Canton Delta, or a community of physicists at Livermore Laboratory. Topics of particular interest include religious beliefs, linguistic practices, kinship arrangements, marriage patterns, farming technology, dietary practices, gender relations, and power relations. Cultural anthropology is generally conceived as an empirical science, and this raises several methodological and conceptual difficulties. First is the role of the observer. The injection of an alien observer into the local culture unavoidably disturbs that culture. Second, there is the problem of intelligibility across cultural systems – radical translation. One goal of ethnographic research is to arrive at an interpretation of a set of beliefs and values that are thought to be radically different from the researcher’s own beliefs and values; but if this is so, then it is questionable whether they can be accurately translated into the researcher’s conceptual scheme. Third, there is the problem of empirical testing of ethnographic interpretations. To what extent do empirical procedures constrain the construction of an interpretation of a given cultural milieu? Finally, there is the problem of generalizability. To what extent does fieldwork in one location permit anthropologists to generalize to a larger context – other villages, the dispersed ethnic group represented by this village, or this village at other times? 
ETHNOGRAPHY, PHILOSOPHY OF THE SOCIAL SCIENCES. D.E.L. ethnomethodology, a phenomenological approach to interpreting everyday action and speech in various social contexts. Derived from phenomenological sociology and introduced by Harold Garfinkel, the method aims to guide research into meaningful social practices as experienced by participants. A major objective of the method is to interpret the rules that underlie everyday activity and thus constitute part of the normative basis of a given social order. Research from this perspective generally focuses on mundane social activities – e.g., psychiatrists evaluating patients’ files, jurors deliberating on defendants’ culpability, or coroners judging causes of death. The investigator then attempts to reconstruct an underlying set of rules and ad hoc procedures that may be taken to have guided the observed activity. The approach emphasizes the contextuality of social practice – the richness of unspoken shared understandings that guide and orient participants’ actions in a given practice or activity.  VERSTEHEN. D.E.L. Eucken, Rudolf.LEBENSPHILOSOPHIE. Euclid.EUCLIDEAN GEOMETRY. Euclidean geometry, the version of geometry that includes ong its axioms the parallel axiom, which asserts that, given a line L in a plane, there exists just one line in the plane that passes through a point not on L but never meets L. The phrase ‘Euclidean geometry’ refers both to the doctrine of geometry to be found in Euclid’s Elements (fourth century B.C.) and to the mathematical discipline that was built on this basis afterward. In order to present properties of rectilinear and curvilinear curves in the plane and solids in space, Euclid sought definitions, axioms, ethics, divine command Euclidean geometry 290 - 290 and postulates to ground the reasoning. Some of his assumptions belonged more to the underlying logic than to the geometry itself. Of the specifically geometrical axioms, the least self-evident stated that only one line passes through a point in a plane parallel to a non-coincident line within it, and many efforts were made to prove it from the other axioms. Notable forays were made by G. Saccheri, J. Playfair, and A. M. Legendre, ong others, to put forward results logically contradictory to the parallel axiom (e.g., that the sum of the angles between the sides of a triangle is greater than 180°) and thus standing as candidates for falsehood; however, none of them led to paradox. Nor did logically equivalent axioms (such as that the angle sum equals 180°) seem to be more or less evident than the axiom itself. The next stages of this line of reasoning led to non-Euclidean geometry. From the point of view of logic and rigor, Euclid was thought to be an apotheosis of certainty in human knowledge; indeed, ‘Euclidean’ was also used to suggest certainty, without any particular concern with geometry. Ironically, investigations undertaken in the late nineteenth century showed that, quite apart from the question of the parallel axiom, Euclid’s system actually depended on more axioms than he had realized, and that filling all the gaps would be a formidable task. Pioneering work done especially by M. Pasch and G. Peano was brought to a climax in 1899 by Hilbert, who produced what was hoped to be a complete axiom system. (Even then the axiom of continuity had to wait for the second edition!) The endeavor had consequences beyond the Euclidean remit; it was an important exple of the growth of axiomatization in mathematics as a whole, and it led Hilbert himself to see that questions like the consistency and completeness of a mathematical theory must be asked at another level, which he called metathematics. It also gave his work a formalist character; he said that his axiomatic talk of points, lines, and planes could be of other objects. Within the Euclidean realm, attention has fallen in recent decades upon “neo-Euclidean” geometries, in which the parallel axiom is upheld but a different metric is proposed. For exple, given a planar triangle ABC, the Euclidean distance between A and B is the hypotenuse AB; but the “rectangular distance” AC ! CB also satisfies the properties of a metric, and a geometry working with it is very useful in, e.g., economic geography, as anyone who drives around a city will readily understand.  NON-EUCLIDEAN GEOMETRY, PHILOSOPHY OF MATHEMATICS. I.G.-G. eudaimonia.ARISTOTLE, EUDAIMONISM. eudaimonism (from Greek eudaimonia, ‘happiness’, ‘flourishing’), the ethical doctrine that happiness is the ultimate justification for morality. The ancient Greek philosophers typically begin their ethical treatises with an account of happiness, and then argue that the best way to achieve a happy life is through the cultivation and exercise of virtue. Most of them make virtue or virtuous activity a constituent of the happy life; the Epicureans, however, construe happiness in terms of pleasure, and treat virtue as a means to the end of pleasant living. Ethical eudaimonism is sometimes combined with psychological eudaimonism – i.e., the view that all free, intentional action is aimed ultimately at the agent’s happiness. A common feature of ancient discussions of ethics, and one distinguishing them from most modern discussions, is the view that an agent would not be rationally justified in a course of action that promised less happiness than some alternative open to him. Hence it seems that most of the ancient theories are forms of egosim. But the ancient theories differ from modern versions of egoism since, according to the ancients, at least some of the virtues are dispositions to act from primarily other-regarding motives: although the agent’s happiness is the ultimate justification of virtuous action, it is not necessarily what motivates such action. Since happiness is regarded by most of the ancients as the ultimate end that justifies our actions, their ethical theories seem teleological; i.e., right or virtuous action is construed as action that contributes to or maximizes the good. But appearances are again misleading, for the ancients typically regard virtuous action as also valuable for its own sake and hence constitutive of the agent’s happiness. 
EGOISM, ETHICS, HEDONISM, UTILITARIANISM. D.T.D. Eudoxus of Cnidus (c.408–c.355 B.C.), Greek astronomer and mathematician, a student of Plato. He created a test of the equality of two ratios, invented the method of exhaustion for calculating areas and volumes within curved boundaries, and introduced an astronomical system consisting of homocentric celestial spheres. This system views the visible universe as a set of twenty-seven spheres contained one inside the other and each concentric to the earth. Every celestial body is located on the equator of an ideal eudaimonia Eudoxus of Cnidus 291 - 291 sphere that revolves with uniform speed on its axis. The poles are embedded in the surface of another sphere, which also revolves uniformly around an axis inclined at a constant angle to that of the first sphere. In this way enough spheres are introduced to capture the apparent motions of all heavenly bodies. Aristotle adopted the system of homocentric spheres and provided a physical interpretation for it in his cosmology. R.E.B. Euler diagr, a logic diagr invented by the mathematician Euler that represents standard form statements in syllogistic logic by two circles and a syllogism by three circles. In modern adaptations of Euler diagrs, distributed terms are represented by complete circles and undistributed terms by partial circles (circle segments or circles made with dotted lines): Euler diagrs are more perspicuous ways of showing validity and invalidity of syllogisms than Venn diagrs, but less useful as a mechanical test of validity since there may be several choices of ways to represent a syllogism in Euler diagrs, only one of which will show that the syllogism is invalid.  SYLLOGISM, VENN DIAGR. R.P. Eurytus of Croton.PRE-SOCRATICS. euthanasia, broadly, the beneficent timing or negotiation of the death of a sick person; more narrowly, the killing of a human being on the grounds that he is better off dead. In an extended sense, the word ‘euthanasia’ is used to refer to the painless killing of non-human animals, in our interests at least as much as in theirs. Active euthanasia is the taking of steps to end a person’s – especially a patient’s – life. Passive euthanasia is the omission or termination of means of prolonging life, on the grounds that the person is better off without them. The distinction between active and passive euthanasia is a rough guide for applying the more fundental distinction between intending the patient’s death and pursuing other goals, such as the relief of her pain, with the expectation that she will die sooner rather than later as a result. Voluntary euthanasia is euthanasia with the patient’s consent, or at his request. Involuntary euthanasia is euthanasia over the patient’s objections. Non-voluntary euthanasia is the killing of a person deemed incompetent with the consent of someone – say a parent – authorized to speak on his behalf. Since candidates for euthanasia are frequently in no condition to make major decisions, the question whether there is a difference between involuntary and non-voluntary euthanasia is of great importance. Few moralists hold that life must be prolonged whatever the cost. Traditional morality forbids directly intended euthanasia: human life belongs to God and may be taken only by him. The most important arguments for euthanasia are the pain and indignity suffered by those with incurable diseases, the burden imposed by persons unable to take part in normal human activities, and the supposed right of persons to dispose of their lives however they please. Non-theological arguments against euthanasia include the danger of expanding the principle of euthanasia to an everwidening range of persons and the opacity of death and its consequent incommensurability with life, so that we cannot safely judge that a person is better off dead. 
BIOETHICS, ETHICS, INFORMED CONSENT. P.E.D. event, anything that happens; an occurrence. Two fundental questions about events, which philosophers have usually treated together, are: (1) Are there events?, and (2) If so, what is their nature? Some philosophers simply assume that there are events. Others argue for that, typically through finding semantic theories for ordinary claims that apparently concern the fact that some agent has done something or that some thing has changed. Most philosophers presume that the events whose existence is proved by such arguments are abstract particulars, “particulars” in the sense that they are non-repeatable and spatially locatable, “abstract” in the sense that more than one event can occur simultaneously in the se place. The theories of events espoused by Davidson (in his causal view), Kim (though his view may be unstable in this respect), Jonathan Bennett, and Lawrence Lombard take them to be abstract particulars. However, Chisholm takes Euler diagr event 292 - 292 events to be abstract universals; and Quine and Davidson (in his later view) take them to be concrete particulars. Some philosophers who think of events as abstract particulars tend to associate the concept of an event with the concept of change; an event is a change in some object or other (though some philosophers have doubts about this and others have denied it outright). The time at which an event, construed as a particular, occurs can be associated with the (shortest) time at which the object, which is the subject of that event, changes from the having of one property to the having of another, contrary property. Events inherit whatever spatial locations they have from the spatial locations, if any, of the things that those events are changes in. Thus, an event that is a change in an object, x, from being F to being G, is located wherever x is at the time it changes from being F to being G. Some events are those of which another event is composed (e.g., the sinking of a ship seems composed of the sinkings of its parts). However, it also seems clear that not every group of events comprises another; there just is no event composed of a certain explosion on Venus and my birth. Any adequate theory about the nature of events must address the question of what properties, if any, such things have essentially. One issue is whether the causes (or effects) of events are essential to those events. A second is whether it is essential to each event that it be a change in the entity it is in fact a change in. A third is whether it is essential to each event that it occur at the time at which it in fact occurs. A chief component of a theory of events is a criterion of identity, a principle giving conditions necessary and sufficient for an event e and an event eH to be one and the se event. Quine holds that events may be identified with the temporal parts of physical objects, and that events and physical objects would thus share the se condition of identity: seness of spatiotemporal location. Davidson once proposed that events are identical provided they have the se causes and effects. More recently, Davidson abandoned this position in favor of Quine’s. Kim takes an event to be the exemplification of a property (or relation) by an object (or objects) at a time. This idea has led to his view that an event e is the se as an event eH if and only if e and eH are the exemplifications of the se property by the se object(s) at the se time. Lombard’s view is a variation on this account, and is derived from the idea of events as the changes that physical objects undergo when they alter.  CAUSATION, DAVIDSON, METAPHYSICS, PERDURANCE, QUINE. L.B.L. event causation.CAUSATION. everlasting.DIVINE ATTRIBUTES. evidence, information bearing on the truth or falsity of a proposition. In philosophical discussions, a person’s evidence is generally taken to be all the information a person has, positive or negative, relevant to a proposition. The notion of evidence used in philosophy thus differs from the ordinary notion according to which physical objects, such as a strand of hair or a drop of blood, counts as evidence. One’s information about such objects could be evidence in the philosophical sense. The concept of evidence plays a central role in our understanding of knowledge and rationality. According to a traditional and widely held view, one has knowledge only when one has a true belief based on very strong evidence. Rational belief is belief based on adequate evidence, even if that evidence falls short of what is needed for knowledge. Many traditional philosophical debates, such as those about our knowledge of the external world, the rationality of religious belief, and the rational basis for moral judgments, are largely about whether the evidence we have in these areas is sufficient to yield knowledge or rational belief. The senses are a primary source of evidence. Thus, for most, if not all, of our beliefs, ultimately our evidence traces back to sensory experience. Other sources of evidence include memory and the testimony of others. Of course, both of these sources rely on the senses in one way or another. According to rationalist views, we can also get evidence for some propositions through mere reason or reflection, and so reason is an additional source of evidence. The evidence one has for a belief may be conclusive or inconclusive. Conclusive evidence is so strong as to rule out all possibility of error. The discussions of skepticism show clearly that we lack conclusive evidence for our beliefs about the external world, about the past, about other minds, and about nearly any other topic. Thus, an individual’s perceptual experiences provide only inconclusive evidence for beliefs about the external world since such experiences can be deceptive or hallucinatory. Inconclusive, or prima facie, evidence can always be defeated or event causation evidence 293 - 293 overridden by subsequently acquired evidence, as, e.g., when testimonial evidence in favor of a proposition is overridden by the evidence provided by subsequent experiences. 
EPISTEMOLOGY, SKEPTICISM. R.Fe. evidence of the senses.EVIDENCE. evidentialism, in the philosophy of religion, the view that religious beliefs can be rationally accepted only if they are supported by one’s “total evidence,” understood to mean all the other propositions one knows or justifiably believes to be true. Evidentialists typically add that, in order to be rational, one’s degree of belief should be proportioned to the strength of the evidential support. Evidentialism was formulated by Locke as a weapon against the sectarians of his day and has since been used by Clifford (ong many others) to attack religious belief in general. A milder form of evidentialism is found in Aquinas, who, unlike Clifford, thinks religion can meet the evidentialist challenge. A contrasting view is fideism, best understood as the claim that one’s fundental religious convictions are not subject to independent rational assessment. A reason often given for this is that devotion to God should be one’s “ultimate concern,” and to subject faith to the judgment of reason is to place reason above God and make of it an idol. Proponents of fideism include Tertullian, Kierkegaard, Karl Barth, and some Wittgensteinians. A third view, which as yet lacks a generally accepted label, may be termed experientialism; it asserts that some religious beliefs are directly justified by religious experience. Experientialism differs from evidentialism in holding that religious beliefs can be rational without being supported by inferences from other beliefs one holds; thus theistic arguments are superfluous, whether or not there are any sound ones available. But experientialism is not fideism; it holds that religious beliefs may be directly grounded in religious experience wtihout the mediation of other beliefs, and may be rationally warranted on that account, just as perceptual beliefs are directly grounded in perceptual experience. Recent exples of experientialism are found in Plantinga’s “Reformed Epistemology,” which asserts that religious beliefs grounded in experience can be “properly basic,” and in the contention of Alston that in religious experience the subject may be “perceiving God.”  PHILOSOPHY OF RELIGION. W.Has. evidential reason.EPISTEMOLOGY. evil, moral.PHILOSOPHY OF RELIGION. evil, natural.PHILOSOPHY OF RELIGION. evil, problem of.PHILOSOPHY OF RELIGION. evolution.DARWINISM. evolutionary epistemology, a theory of knowledge inspired by and derived from the fact and processes of organic evolution (the term was coined by the social psychologist Donald Cpbell). Most evolutionary epistemologists subscribe to the theory of evolution through natural selection, as presented by Darwin in the Origin of Species (1859). However, one does find variants, especially one based on some kind of neoLarckism, where the inheritance of acquired characters is central (Spencer endorsed this view) and another based on some kind of jerky or “saltationary” evolutionism (Thomas Kuhn, at the end of The Structure of Scientific Revolutions, accepts this idea). There are two approaches to evolutionary epistemology. First, one can think of the transformation of organisms and the processes driving such change as an analogy for the growth of knowledge, particularly scientific knowledge. “Darwin’s bulldog,” T. H. Huxley, was one of the first to propose this idea. He argued that just as between organisms we have a struggle for existence, leading to the selection of the fittest, so between scientific ideas we have a struggle leading to a selection of the fittest. Notable exponents of this view today include Stephen Toulmin, who has worked through the analogy in some detail, and David Hull, who brings a sensitive sociological perspective to bear on the position. Karl Popper identifies with this form of evolutionary epistemology, arguing that the selection of ideas is his view of science as bold conjecture and rigorous attempt at refutation by another ne. The problem with this analogical type of evolutionary epistemology lies in the disanalogy between the raw variants of biology (mutations), which are random, and the raw variants of science (new hypotheses), which are very rarely random. This difference probably accounts for the fact that whereas Darwinian evolution is not genuinely progressive, science is (or seems to be) the paradigm of a progressive enterprise. Because of this problem, a second set of epistemologists inspired by evolution insist that one must take the biology literally. This evidence of the senses evolutionary epistemology 294 - 294 group, which includes Darwin, who speculated in this way even in his earliest notebooks, claims that evolution predisposes us to think in certain fixed adaptive patterns. The laws of logic, e.g., as well as mathematics and the methodological dictates of science, have their foundations in the fact that those of our would-be ancestors who took them seriously survived and reproduced, and those that did not did not. No one claims that we have innate knowledge of the kind demolished by Locke. Rather, our thinking is channeled in certain directions by our biology. In an update of the biogenetic law, therefore, one might say that whereas a claim like 5 ! 7 % 12 is phylogenetically a posteriori, it is ontogenetically a priori. A major division in this school is between the continental evolutionists, most notably the late Konrad Lorenz, and the Anglo-Saxon supporters, e.g. Michael Ruse. The former think that their evolutionary epistemology simply updates the critical philosophy of Kant, and that biology both explains the necessity of the synthetic a priori and makes reasonable belief in the thing-in-itself. The latter deny that one can ever get that necessity, certainly not from biology, or that evolution makes reasonable a belief in an objectively real world, independent of our knowing. Historically, these epistemologists look to Hume and in some respects to the erican pragmatists, especially Willi Jes. Today, they acknowledge a strong fily resemblance to such naturalized epistemologists as Quine, who has endorsed a kind of evolutionary epistemology. Critics of this position, e.g. Philip Kitcher, usually strike at what they see as the soft scientific underbelly. They argue that the belief that the mind is constructed according to various innate adaptive channels is without warrant. It is but one more manifestation of today’s Darwinians illicitly seeing adaptation everywhere. It is better and more reasonable to think knowledge is rooted in culture, if it is person-dependent at all. A mark of a good philosophy, like a good science, is that it opens up new avenues for research. Although evolutionary epistemology is not favored by conventional philosophers, who sneer at the crudities of its (frequently nonphilosophically trained) proselytizers, its supporters feel convinced that they are contributing to a forward-moving philosophical research progr. As evolutionists, they are used to things taking time to succeed.  DARWINISM, EPISTEMOLOGY, PHILOSOPHY OF BIOLOGY, SOCIAL BIOLOGY. M.Ru. evolutionary ethics.PHILOSOPHY OF BIOLOGY. evolutionary psychology, the subfield of psychology that explains human behavior and cultural arrangements by employing evolutionary biology and cognitive psychology to discover, catalog, and analyze psychological mechanisms. Human minds allegedly possess many innate, special-purpose, domain-specific psychological mechanisms (modules) whose development requires minimal input and whose operations are context-sensitive, mostly automatic, and independent of one another and of general intelligence. (Disagreements persist about the functional isolation and innateness of these modules.) Some evolutionary psychologists compare the mind – with its specialized modules – to a Swiss army knife. Different modules substantially constrain behavior and cognition associated with language, sociality, face recognition, and so on. Evolutionary psychologists emphasize that psychological phenomena reflect the influence of biological evolution. These modules and associated behavior patterns assumed their forms during the Pleistocene. An evolutionary perspective identifies adaptive problems and features of the Pleistocene environment that constrained possible solutions. Adaptive problems often have cognitive dimensions. For exple, an evolutionary imperative to aid kin presumes the ability to detect kin. Evolutionary psychologists propose models to meet the requisite cognitive demands. Plausible models should produce adaptive behaviors and avoid maladaptive ones – e.g., generating too many false positives when identifying kin. Experimental psychological evidence and social scientific field observations aid assessment of these proposals. These modules have changed little. Modern humans manage with primitive hunter-gatherers’ cognitive equipment id the rapid cultural change that equipment produces. The pace of that change outstrips the ability of biological evolution to keep up. Evolutionary psychologists hold, consequently, that: (1) contrary to sociobiology, which appeals to biological evolution directly, exclusively evolutionary explanations of human behavior will not suffice; (2) contrary to theories of cultural evolution, which appeal to biological evolution analogically, it is at least possible that no cultural arrangement has ever been adaptive; and (3) contrary to social scientists, who appeal to some general conception of learning or socialization to explain cultural transmission, specialized psychological evolutionary ethics evolutionary psychology 295 - 295 mechanisms contribute substantially to that process. 

CONCEPTUALISM. existence.SUBSISTENCE. existence, ‘is’ of.IS. existential.HEIDEGGER. existential generalization, a rule of inference admissible in classical quantification theory. It allows one to infer an existentially quantified statement DxA from any instance A (a/x) of it. (Intuitively, it allows one to infer ‘There exists a liar’ from ‘Epimenides is a liar’.) It is equivalent to universal instantiation – the rule that allows one to infer any instance A (a/x) of a universally quantified statement ExA from ExA. (Intuitively, it allows one to infer ‘My car is valuable’ from ‘Everything is valuable’.) Both rules can also have equivalent formulations as axioms; then they are called specification (ExA / A (a/x)) and particularization ((A(a/x) / DxA)). All of these equivalent principles are denied by free logic, which only admits weakened versions of them. In the case of existential generalization, the weakened version is: infer DxA from A(a/x) & E!a. (Intuitively: infer ‘There exists a liar’ from ‘Epimenides is a liar and Epimenides exists’.)  EXISTENTIAL INSTANTIATION, FORMAL LOGIC, FREE LOGIC, UNIVERSAL INSTANTIATION. E.Ben. existential graph.PEIRCE. existential import, a commitment to the existence of something implied by a sentence, statement, or proposition. For exple, in Aristotelian logic (though not in modern quantification theory), any sentence of the form ‘All F’s are G’s’ implies ‘There is an F that is a G’ and is thus said to have as existential import a commitment to the existence of an F that is a G. According to Russell’s theory of descriptions, sentences containing definite descriptions can likewise have existential import since ‘The F is a G’ implies ‘There is an F’. The presence of singular terms is also often claimed to give rise to existential commitment. Underlying this notion of existential import is the idea – long stressed by W. V. Quine – that ontological commitment is measured by existential sentences (statements, propositions) of the form (Dv) f.  ONTOLOGICAL COMMITMENT. G.F.S. existential instantiation, a rule of inference admissible in classical quantification theory. It allows one to infer a statement A from an existentially quantified statement DxB if A can be inferred from an instance B(a/x) of DxB, provided that a does not occur in either A or B or any other premise of the argument (if there are any). (Intuitively, it allows one to infer a contradiction C from ‘There exists a highest prime’ if C can be inferred from ‘a is a highest prime’ and a does not occur in C.) Free logic allows for a stronger form of this rule: with the se provisions as above, A can be inferred from DxB if it can be inferred from B(a/x) & E!a. (Intuitively, it is enough to infer ‘There is a highest natural number’ from ‘a is a highest prime and a exists’.) 

existentialism, a philosophical and literary movement that ce to prominence in Europe, particularly in France, immediately after World War II, and that focused on the uniqueness of each human individual as distinguished from abstract universal human qualities. Historians differ as to antecedents. Some see an existentialist precursor in Pascal, whose aphoristically expressed Catholic fideism questioned the power of rationalist thought and preferred the God of Scripture to the abstract “God of the philosophers.” Many agree that Kierkegaard, whose fundentally similar but Protestant fideism was based on a profound unwillingness to situate either God or any individual’s relationship with God within a systematic philosophy, as Hegel had done, should be exact similarity existentialism 296 - 296 considered the first modern existentialist, though he too lived long before the term emerged. Others find a proto-existentialist in Nietzsche, because of the aphoristic and anti-systematic nature of his writings, and on the literary side, in Dostoevsky. (A number of twentiethcentury novelists, such as Franz Kafka, have been labeled existentialists.) A strong existentialist strain is to be found in certain other theist philosophers who have written since Kierkegaard, such as Lequier, Berdyaev, Marcel, Jaspers, and Buber, but Marcel later decided to reject the label ‘existentialist’, which he had previously employed. This reflects its increasing identification with the atheistic existentialism of Sartre, whose successes, as in the novel Nausea, and the philosophical work Being and Nothingness, did most to popularize the word. A mass-audience lecture, “Existentialism Is a Humanism,” which Sartre (to his later regret) allowed to be published, provided the occasion for Heidegger, whose early thought had greatly influenced Sartre’s evolution, to take his distance from Sartre’s existentialism, in particular for its self-conscious concentration on human reality over Being. Heidegger’s Letter on Humanism, written in reply to a French admirer, signals an important turn in his thinking. Nevertheless, many historians continue to classify Heidegger as an existentialist – quite reasonably, given his early emphasis on existential categories and ideas such as anxiety in the presence of death, our sense of being “thrown” into existence, and our temptation to choose anonymity over authenticity in our conduct. This illustrates the difficulty of fixing the term ‘existentialism’. Other French thinkers of the time, all acquaintances of Sartre’s, who are often classified as existentialists, are Cus, Simone de Beauvoir, and, though with less reason, Merleau-Ponty. Cus’s novels, such as The Stranger and The Plague, are cited along with Nausea as epitomizing the uniqueness of the existentialist antihero who acts out of authenticity, i.e., in freedom from any conventional expectations about what so-called human nature (a concept rejected by Sartre) supposedly requires in a given situation, and with a sense of personal responsibility and absolute lucidity that precludes the “bad faith” or lying to oneself that characterizes most conventional human behavior. Good scholarship prescribes caution, however, about superimposing too many Sartrean categories on Cus. In fact the latter, in his brief philosophical essays, notably The Myth of Sisyphus, distinguishes existentialist writers and philosophers, such as Kierkegaard, from absurdist thinkers and heroes, whom he regards more highly, and of whom the mythical Sisyphus (condemned eternally by the gods to roll a huge boulder up a hill before being forced, just before reaching the summit, to start anew) is the epitome. Cus focuses on the concept of the absurd, which Kierkegaard had used to characterize the object of his religious faith (an incarnate God). But for Cus existential absurdity lies in the fact, as he sees it, that there is always at best an imperfect fit between human reasoning and its intended objects, hence an impossibility of achieving certitude. Kierkegaard’s leap of faith is, for Cus, one more pseudo-solution to this hard, absurdist reality. Almost alone ong those ned besides Sartre (who himself concentrated more on social and political thought and bece indebted to Marxism in his later years), Simone de Beauvoir (1908–86) unqualifiedly accepted the existentialist label. In The Ethics of biguity, she attempted, using categories filiar in Sartre, to produce an existentialist ethics based on the recognition of radical human freedom as “projected” toward an open future, the rejection of inauthenticity, and a condemnation of the “spirit of seriousness” (akin to the “spirit of gravity” criticized by Nietzsche) whereby individuals identify themselves wholly with certain fixed qualities, values, tenets, or prejudices. Her feminist masterpiece, The Second Sex, relies heavily on the distinction, part existentialist and part Hegelian in inspiration, between a life of immanence, or passive acceptance of the role into which one has been socialized, and one of transcendence, actively and freely testing one’s possibilities with a view to redefining one’s future. Historically, women have been consigned to the sphere of immanence, says de Beauvoir, but in fact a woman in the traditional sense is not something that one is made, without appeal, but rather something that one becomes. The Sartrean ontology of Being and Nothingness, according to which there are two fundental asymmetrical “regions of being,” being-in-itself and being-for-itself, the latter having no definable essence and hence, as “nothing” in itself, serving as the ground for freedom, creativity, and action, serves well as a theoretical frework for an existentialist approach to human existence. (Being and Nothingness also nes a third ontological region, being-for-others, but that may be disregarded here.) However, it would be a mistake to treat even Sartre’s existentialist insights, much less those of others, as dependent on this ontology, to which he himself made little direct existentialism existentialism 297 - 297 reference in his later works. Rather, it is the implications of the common central claim that we human beings exist without justification (hence “absurdly”) in a world into which we are “thrown,” condemned to assume full responsibility for our free actions and for the very values according to which we act, that make existentialism a continuing philosophical challenge, particularly to ethicists who believe right choices to be dictated by our alleged human essence or nature. 

NEWCOMB’s PARADOX, SAINT PETERSBURG PARADOX. experientialism.EVIDENTIALISM. experimentum crusis.CRUCIAL EXPERIMENT. explaining reason.REASONS FOR ACTION, REASONS FOR BELIEF. explanandum.EXPLANATION. explanans.EXPLANATION. explanation, an act of making something intelligible or understandable, as when we explain an event by showing why or how it occurred. Just about anything can be the object of explanation: a concept, a rule, the meaning of a word, the point of a chess move, the structure of a novel. However, there are two sorts of things whose explanation has been intensively discussed in philosophy: events and human actions. Individual events, say the collapse of a bridge, are usually explained by specifying their cause: the bridge collapsed because of the pressure of the flood water and its weakened structure. This is an exple of causal explanation. There usually are indefinitely many causal factors responsible for the occurrence of an event, and the choice of a particular factor as “the cause” appears to depend primarily on contextual considerations. Thus, one explanation of an automobile accident may cite the icy road condition; another the inexperienced driver; and still another the defective brakes. Context may determine which of these and other possible explanations is the appropriate one. These explanations of why an event occurred are sometimes contrasted with explanations of how an event occurred. A “how” explanation of an event consists in an informative description of the process that has led to the occurrence of the event, and such descriptions are likely to involve descriptions of causal processes. The covering law model is an influential attempt to represent the general form of such explanations: an explanation of an event consists in “subsuming,” or “covering,” it under a law. When the covering law is deterministic, the explanation is thought to take the form of a deductive argument: a statement – the explanandum – describing the event to be explained is logically derived from the explanans – the law together with statements of antecedent conditions. Thus, we might explain why a given rod expanded by offering this argument: ‘All metals expand when heated; this rod is metallic and it was heated; therefore, it expanded’. Such an explanation is called a deductive-nomological explanation. On the other hand, probabilistic or statistical laws are thought to yield statistical explanations of individual events. Thus, the explanation of the contraction of a contagious disease on the basis of exposure to a patient with the disease may take the form of a statistical explanation. Details of the statistical model have been a matter of much controversy. It is sometimes claimed that although explanations, whether in ordinary life or in the sciences, seldom conform fully to the covering law model, the model nevertheless represents an ideal that all explanations must strive to attain. The covering law model, though influential, is not universally accepted. Human actions are often explained by being “rationalized’ – i.e., by citing the agent’s beliefs and desires (and other “intentional” mental states such as emotions, hopes, and expectations) that constitute a reason for doing what was done. You opened the window because you wanted some fresh air and believed that by opening the window you could secure this result. It has been a controversial issue whether such rationalizing explanations are causal; i.e., whether they invoke beliefs and desires as a cause of the action. Another issue is whether existential polarity explanation 298 - 298 these “rationalizing” explanations must conform to the covering law model, and if so, what laws might underwrite such explanations. 
exponible. In medieval logic, exponible propositions were those that needed to be expounded, i.e., elaborated in order to make clear their true logical form. A modern exple might be: ‘Giorgione was so called because of his size’, which has a misleading form, suggesting a simple predication, whereas it really means, ‘Giorgione was called “Giorgione” because of his size’. Medieval exples were: ‘Every man except Socrates is running’, expounded as ‘Socrates is not running and every man other than Socrates is running’; and ‘Only Socrates says something true’, uttered by, say, Plato, which Albert of Saxony claims should be expounded not only as ‘Socrates says something true and no one other than Socrates says something true’, but needs a third clause, ‘Plato says something false’. This last exple brings out an important aspect of exponible propositions, nely, their use in sophisms. Sophismatic treatises were a common medieval genre in which metaphysical and logical issues were approached dialectically by their application in solving puzzle cases. Another important ingredient of exponible propositions was their containing a particular term, sometimes called the exponible term; attention on such terms was focused in the study of syncategorematic expressions, especially in the thirteenth century. However, note that such exponible terms could only be expounded in context, not by an explicit definition. Syncategorematic terms that produced exponible propositions were terms such as ‘twice’, ‘except’, ‘begins’ and ‘ceases’, and ‘insofar as’ (e.g. ‘Socrates insofar as he is rational is risible’).  SYNCATEGOREMATA. S.L.R. exportation (1) In classical logic, the principle that (A 8 B) / C is logically equivalent to A / (B / C). (2) The principle ((A 8 B) P C) P (A P (B P C)), which relevance logicians hold to be fallacious when ‘P’ is read as ‘entails’. (3) In discussions of propositional attitude verbs, the principle that from ‘a Vs that b is a(n) f’ one may infer ‘a Vs f-hood of b’, where V has its relational (transparent) sense. For exple, exportation (in sense 3) takes one from ‘Ralph believes that Ortcutt is a spy’ to ‘Ralph believes spyhood of Ortcutt’, wherein ‘Ortcutt’ can now be replaced by a bound variable to yield ‘(Dx) (Ralph believes spyhood of x)’. 
QUANTIFYING IN, RELEVANCE LOGIC. G.F.S. expressibility logicism.LOGICISM. expressionism.EXPRESSION THEORY OF ART. expression theory of art, a theory that defines art as the expression of feelings or emotion (sometimes called expressionism in art). Such theories first acquired major importance in the nineteenth century in connection with the rise of Romanticism. Expression theories are as various as the different views about what counts as expressing emotion. There are four main variants. (1) Expression as communication. This requires that the artist actually have the feelings that are expressed, when they are initially expressed. They are “embodied” in some external form, and thereby transmitted to the perceiver. Leo Tolstoy (1828–1910) held a view of this sort. (2) Expression as intuition. An intuition is the apprehension of the unity and individuality of something. An intuition is “in the mind,” and hence the artwork is also. Croce held this view, and in his later work argued that the unity of an intuition is established by feeling. (3) Expression as clarification. An artist starts out with vague, undefined feelings, and expression is a process of coming to clarify, articulate, and understand them. This view retains Croce’s idea that expression is in the artist’s mind, as well as explanation, covering law expression theory of art 299 - 299 his view that we are all artists to the degree that we articulate, clarify, and come to understand our own feelings. Collingwood held this view. (4) Expression as a property of the object. For an artwork to be an expression of emotion is for it to have a given structure or form. Suzanne K. Langer (1895–1985) argued that music and the other arts “presented” or exhibited structures or forms of feeling in general.  AESTHETICS, INSTITUTIONAL THEORY OF ART. S.L.F. expressive completeness.COMPLETENESS. expressive meaning.MEANING. extension.INTENSION. extensionalism, a fily of ontologies and semantic theories restricted to existent entities. Extensionalist ontology denies that the domain of any true theory needs to include non-existents, such as fictional, imaginary, and impossible objects like Pegasus the winged horse or round squares. Extensionalist semantics reduces meaning and truth to set-theoretical relations between terms in a language and the existent objects, standardly spatiotemporal and abstract entities, that belong to the term’s extension. The extension of a ne is the particular existent denoted by the ne; the extension of a predicate is the set of existent objects that have the property represented by the predicate. The sentence ‘All whales are mmals’ is true in extensionalist semantics provided there are no whales that are not mmals, no existent objects in the extension of the predicate ‘whale’ that are not also in the extension of ‘mmal’. Linguistic contexts are extensional if: (i) they make reference only to existent objects; (ii) they support substitution of codesignative terms (referring to the se thing), or of logically equivalent propositions, salva veritate (without loss of truthvalue); and (iii) it is logically valid to existentially quantify (conclude that There exists an object such that . . . etc.) objects referred to within the context. Contexts that do not meet these requirements are intensional, non-extensional, or referentially opaque. The implications of extensionalism, associated with the work of Frege, Russell, Quine, and mainstre analytic philosophy, are to limit its explanations of mind and meaning to existent objects and material-mechanical properties and relations describable in an exclusively extensional idiom. Extensionalist semantics must try to analyze away apparent references to nonexistent objects, or, as in Russell’s extensionalist theory of definite descriptions, to classify all such predications as false. Extensionalist ontology in the philosophy of mind must eliminate or reduce propositional attitudes or de dicto mental states, expressed in an intensional idiom, such as ‘believes that ————’, ‘fears that ————’, and the like, usually in favor of extensional characterizations of neurophysiological states. Whether extensionalist philosophy can satisfy these explanatory obligations, as the thesis of extensionality maintains, is controversial.  A

BSTRACT ENTITY, INTENSIONALITY, PHILOSOPHY OF LANGUAGE, RUSSELL, THEORY OF DESCRIPTIONS, TRUTH. D.J. extensionality, axiom of.SET THEORY. extensionality thesis.EXTENSIONALISM. extensive abstraction.WHITEHEAD. extensive magnitude.MAGNITUDE. externalism, the view that there are objective reasons for action that are not dependent on the agent’s desires, and in that sense external to the agent. Internalism (about reasons) is the view that reasons for action must be internal in the sense that they are grounded in motivational facts about the agent, e.g. her desires and goals. Classic internalists such as Hume deny that there are objective reasons for action. For instance, whether the fact that an action would promote health is a reason to do it depends on whether one has a desire to be healthy. It may be a reason for some and not for others. The doctrine is hence a version of relativism; a fact is a reason only insofar as it is so connected to an agent’s psychological states that it can motivate the agent. By contrast, externalists hold that not all reasons depend on the internal states of particular agents. Thus an externalist could hold that promoting health is objectively good and that the fact that an action would promote one’s health is a reason to perform it regardless of whether one desires health. This dispute is closely tied to the debate over motivational internalism, which may be conceived as the view that moral beliefs (for instance) are, by virtue of entailing motivation, internal reasons for action. Those who reject motivational internalism must either deny that expressive completeness externalism 300 - 300 (sound) moral beliefs always provide reasons for action or hold that they provide external reasons.  ETHICS, MOTIVATIONAL INTERNALISM, RELATIVISM. W.T. externalism, content.
PHILOSOPHY OF MIND. externalism, epistemological.EPISTEMOLOGY. externalism, motivational.

MOTIVATIONAL INTERNALISM. external negation.NEGATION. external reason.EXTERNALISM. external relation.RELATION. exteroception.PERCEPTION. extrasensory perception.PARAPSYCHOLOGY. extrinsic desire, a desire of something for its conduciveness to something else that one desires. Extrinsic desires are distinguished from intrinsic desires, desires of items for their own sake, or as ends. Thus, an individual might desire financial security extrinsically, as a means to her happiness, and desire happiness intrinsically, as an end. Some desires are mixed: their objects are desired both for themselves and for their conduciveness to something else. Jacques may desire to jog, e.g., both for its own sake (as an end) and for the sake of his health. A desire is strictly intrinsic if and only if its object is desired for itself alone. A desire is strictly extrinsic if and only if its object is not desired, even partly, for its own sake. (Desires for “good news” – e.g., a desire to hear that one’s child has survived a car accident – are sometimes classified as extrinsic desires, even if the information is desired only because of what it indicates and not for any instrumental value that it may have.) Desires of each kind help to explain action. Owing partly to a mixed desire to entertain a friend, Martha might acquire a variety of extrinsic desires for actions conducive to that goal. Less happily, intrinsically desiring to be rid of his toothache, George might extrinsically desire to schedule a dental appointment. If all goes well for Martha and George, their desires will be satisfied, and that will be due in part to the effects of the desires upon their behavior.  ACTION THEORY, INTENTION, MOTIVATIONAL EXPLANATION, VALUE. A.R.M. extrinsic property.RELATION. extrinsic relation.RELATION. externalism, content extrinsic relation 301 - 301 fa, Chinese term for (1) a standard, model, paradigm, or exemplar; (2) proper procedure, behavior, or technique; (3) a rule or law; (4) dharma. A mental image (yi) of a circle, a compass, and a particular circle can each serve as a fa for identifying circles. The sage-kings, their institutions, and their behavior are all fa for rulers to emulate. Methods of governing (e.g., by reward and punishment) are fa. Explicit laws or bureaucratic rules are also fa. (See Mo Tzu, “Dialectical Chapters,” and Kuan Tzu, chapter 6, “Seven Standards.”) After the introduction of Buddhism to China, fa is used to translate ‘dharma’.  BUDDHISM, DHARMA, MO TZU. B.W.V.N. fa-chia.CHINESE LEGALISM. fact.STATE OF AFFAIRS. facticity.
fact–value distinction, the apparently fundental difference between how things are and how they should be. That people obey the law (or act honestly or desire money) is one thing; that they should is quite another. The first is a matter of fact, the second a matter of value. Hume is usually credited with drawing the distinction when he noticed that one cannot uncontroversially infer an ‘ought’ from an ‘is’ (the is–ought gap). From the fact, say, that an action would maximize overall happiness, we cannot legitimately infer that it ought to be done – without the introduction of some (so far suppressed) evaluative premise. We could secure the inference by assuming that one ought always to do what maximizes overall happiness. But that assumption is evidently evaluative. And any other premise that might link the non-evaluative premises to an evaluative conclusion would look equally evaluative. No matter how detailed and extensive the non-evaluative premises, it seems no evaluative conclusion follows (directly and as a matter of logic). Some have replied that at least a few non-evaluative claims do entail evaluative ones. To take one popular exple, from the fact that some promise was made, we might (it appears) legitimately infer that it ought to be kept, other things equal – and this without the introduction of an evaluative premise. Yet many argue that the inference fails, or that the premise is actually evaluative, or that the conclusion is not. Hume himself was both bold and brief about the gap’s significance, claiming simply that paying attention to it “wou’d subvert all the vulgar systems of morality, and let us see, that the distinction of vice and virtue is not founded merely on the relations of objects, nor is perceiv’d by reason” (Treatise of Human Nature). Others have been more expansive. Moore, for instance, in effect relied upon the gap to establish (via the open question argument) that any attempt to define evaluative terms using non-evaluative ones would commit the naturalistic fallacy. Moore’s main target was the suggestion that ‘good’ means “pleasant” and the fallacy, in this context, is supposed to be misidentifying an evaluative property, being good, with a natural property, being pleasant. Assuming that evaluative terms have meaning, Moore held that some could be defined using others (he thought, e.g., that ‘right’ could be defined as “productive of the greatest possible good”) and that the rest, though meaningful, must be indefinable terms denoting simple, non-natural, properties. Accepting Moore’s use of the open question argument but rejecting both his non-naturalism and his assumption that evaluative terms must have (descriptive) meaning, emotivists and prescriptivists (e.g. Ayer, C. L. Stevenson, and Hare) argued that evaluative terms have a role in language other than to denote properties. According to them, the primary role of evaluative language is not to describe, but to prescribe. The logical gap between ‘is’ and ‘ought’, they argue, establishes both the difference between fact and value and the difference between describing (how things are) and recommending (how they might be). Some naturalists, though, acknowledge the gap and yet maintain that the evaluative claims nonetheless do refer to natural properties. In the process they deny the ontological force of the open question argument and 302 F - 302 treat evaluative claims as describing a special class of facts. 

ETHICS, MOORE, MORAL REALISM. G.S.-M. faculty psychology, the view that the mind is a collection of departments responsible for distinct psychological functions. Related to faculty psychology is the doctrine of localization of function, wherein each faculty has a specific brain location. Faculty psychologies oppose theories of mind as a unity with one function (e.g., those of Descartes and associationism) or as a unity with various capabilities (e.g., that of Ockh), and oppose the related holistic distributionist or mass-action theory of the brain. Faculty psychology began with Aristotle, who divided the human soul into five special senses, three inner senses (common sense, imagination, memory) and active and passive mind. In the Middle Ages (e.g., Aquinas) Aristotle’s three inner senses were subdivied, creating more elaborate lists of five to seven inward wits. Islic physicianphilosophers such as Avicenna integrated Aristotelian faculty psychology with Galenic medicine by proposing brain locations for the faculties. Two important developments in faculty psychology occurred during the eighteenth century. First, Scottish philosophers led by Reid developed a version of faculty psychology opposed to the empiricist and associationist psychologies of Locke and Hume. The Scots proposed that humans were endowed by God with a set of faculties permitting knowledge of the world and morality. The Scottish system exerted considerable influence in the United States, where it was widely taught as a moral, character-building discipline, and in the nineteenth century this “Old Psychology” opposed the experimental “New Psychology.” Second, despite then being called a charlatan, Franz Joseph Gall (1758–1828) laid the foundation for modern neuropsychology in his work on localization of function. Gall rejected existing faculty psychologies as philosophical, unbiological, and incapable of accounting for everyday behavior. Gall proposed an innovative behavioral and biological list of faculties and brain localizations based on comparative anatomy, behavior study, and measurements of the human skull. Today, faculty psychology survives in trait and instinct theories of personality, Fodor’s theory that mental functions are implemented by neurologically “encapsulated” organs, and localizationist theories of the brain. 
 fallibilism, the doctrine, relative to some significant class of beliefs or propositions, that they are inherently uncertain and possibly mistaken. The most extreme form of the doctrine attributes uncertainty to every belief; more restricted forms attribute it to all empirical beliefs or to beliefs concerning the past, the future, other minds, or the external world. Most contemporary philosophers reject the doctrine in its extreme form, holding that beliefs about such things as elementary logical principles and the character of one’s current feelings cannot possibly be mistaken. Philosophers who reject fallibilism in some form generally insist that certain beliefs are analytically true, self-evident, or intuitively obvious. These means of supporting the infallibility of faculty psychology fallibilism 303 - 303 some beliefs are now generally discredited. W. V. Quine has cast serious doubt on the very notion of analytic truth, and the appeal to self-evidence or intuitive obviousness is open to the charge that those who officially accept it do not always agree on what is thus evident or obvious (there is no objective way of identifying it), and that beliefs said to be self-evident have sometimes been proved false, the causal principle and the axiom of abstraction (in set theory) being striking exples. In addition to emphasizing the evolution of logical and mathematical principles, fallibilists have supported their position mainly by arguing that the existence and nature of mind-independent objects can legitimately be ascertained only be experimental methods and that such methods can yield conclusions that are, at best, probable rather than certain. B.A. false cause, fallacy of.INFORMAL FALLACY. false consciousness, (1) lack of clear awareness of the source and significance of one’s beliefs and attitudes concerning society, religion, or values; (2) objectionable forms of ignorance and false belief; (3) dishonest forms of self-deception. Marxists (if not Marx) use the expression to explain and condemn illusions generated by unfair economic relationships. Thus, workers who are unaware of their alienation, and “happy homemakers” who only dimly sense their dependency and quiet desperation, are molded in their attitudes by economic power relationships that make the status quo seem natural, thereby eclipsing their long-term best interests. Again, religion is construed as an economically driven ideology that functions as an “opiate” blocking clear awareness of human needs. Collingwood interprets false consciousness as self-corrupting untruthfulness in disowning one’s emotions and ideas (The Principles of Art, 1938). 
false pleasure, pleasure taken in something false. If it is false that Jones is honest, but Smith believes Jones is honest and is pleased that Jones is honest, then Smith’s pleasure is false. If pleasure is construed as an intentional attitude, then the truth or falsity of a pleasure is a function of whether its intentional object obtains. On this view, S’s being pleased that p is a true pleasure if an only if S is pleased that p and p is true. S’s being pleased that p is a false pleasure if and only if S is pleased that p and p is false. Alternatively, Plato uses the expression ‘false pleasure’ to refer to things such as the cessation of pain or neutral states that are neither pleasant nor painful that a subject confuses with genuine or true pleasures. Thus, being released from tight shackles might mistakenly be thought pleasant when it is merely the cessation of a pain.  HEDONISM, VALUE. N.M.L. falsifiability.POPPER, TESTABILITY. falsification.POPPER. falsum.Appendix of Special Symbols. fily resemblance.WITTGENSTEIN. Fang, Thomé H. (1899–1976), Chinese philosopher of culture. Educated at the University of Nanking and the University of Wisconsin, he had an early interest in Dewey’s pragmatism, but returned to the ideals of Chinese philosophy during World War II. He had a grand philosophical scheme, always discussing issues from a comparative viewpoint through perspectives of ancient Greek, modern European, Chinese, and Indian thought. He exerted a profound influence on younger philosophers in Taiwan after 1949.  CHINESE PHILOSOPHY. S.-h.L. Farabi, al-.AL-FARABI. fascism.POLITICAL PHILOSOPHY. fatalism.FREE WILL PROBLEM. feature-placing discourse.STRAWSON. Fechner, Gustav Theodor (1801–87), German physicist and philosopher whose Elemente der Psychophysik (1860; English translation, 1966) inaugurated experimental psychology. Obsessed with the mind–body problem, Fechner advanced an identity theory in which every object is both mental and physical, and in support invented psychophysics – the “exact science of the functional relations . . . between mind and body.” Fechner began with the concept of the limen, or sensory threshold. The absolute threshold is the stimulus strength (R, Reiz) needed to create a conscious sensation (S), and the relative threshold is the strength that must be added to a stimulus for a just noticeable difference (jnd) to be perceived. E. H. Weber (1795–1878) had shown that a constant ratio held between relative threshold and false cause, fallacy of Fechner, Gustav Theodor 304 - 304 stimulus magnitude, Weber’s law: DR/R % k. By experimentally determining jnd’s for pairs of stimulus magnitudes (such as weights), Fechner formulated his “functional relation,” S % k log R, Fechner’s law, an identity equation of mind and matter. Later psychophysicists replaced it with a power law, R % kSn, where n depends on the kind of stimulus. The importance of psychophysics to psychology consisted in its showing that quantification of experience was possible, and its providing a general paradigm for psychological experimentation in which controlled stimulus conditions are systematically varied and effects observed. In his later years, Fechner brought the experimental method to bear on aesthetics (Vorschule der Aesthetik, 1876). T.H.L. Fechner’s law.FECHNER. feedback.CYBERNETICS. feedforward.CYBERNETICS. felicific calculus.BENTH. felicity conditions.SPEECH ACT THEORY. feminist epistemology, epistemology from a feminist perspective. It investigates the relevance that the gender of the inquirer/knower has to epistemic practices, including the theoretical practice of epistemology. It is typified both by themes that are exclusively feminist in that they could arise only from a critical attention to gender, and by themes that are non-exclusively feminist in that they might arise from other politicizing theoretical perspectives besides feminism. A central, exclusively feminist theme is the relation between philosophical conceptions of reason and cultural conceptions of masculinity. Here a historicist stance must be adopted, so that philosophy is conceived as the product of historically and culturally situated (hence gendered) authors. This stance brings certain patterns of intellectual association into view – patterns, perhaps, of alignment between philosophical conceptions of reason as contrasted with emotion or intuition, and cultural conceptions of masculinity as contrasted with femininity. A central, non-exclusively feminist theme might be called “social-ism” in epistemology. It has two main tributaries: political philosophy, in the form of Marx’s historical materialism; and philosophy of science, in the form of either Quinean naturalism or Kuhnian historicism. The first has resulted in feminist standpoint theory, which adapts and develops the Marxian idea that different social groups have different epistemic standpoints, where the material positioning of one of the groups is said to bestow an epistemic privilege. The second has resulted in feminist work in philosophy of science which tries to show that not only epistemic values but also non-epistemic (e.g. gendered) values are of necessity sometimes an influence in the generation of scientific theories. If this can be shown, then an important feminist project suggests itself: to work out a rationale for regulating the influence of these values so that science may be more self-transparent and more responsible. By attempting to reveal the epistemological implications of the fact that knowers are diversely situated in social relations of identity and power, feminist epistemology represents a radicalizing innovation in the analytic tradition, which has typically assumed an asocial conception of the epistemic subject, and of the philosopher.  EPISTEMOLOGY, FEMINIST PHILOSOPHY, KUHN, MARXISM, QUINE. M.F. feminist philosophy, a discussion of philosophical concerns that refuses to identify the human experience with the male experience. Writing from a variety of perspectives, feminist philosophers challenge several areas of traditional philosophy on the grounds that they fail (1) to take seriously women’s interests, identities, and issues; and (2) to recognize women’s ways of being, thinking, and doing as valuable as those of men. Feminist philosophers fault traditional metaphysics for splitting the self from the other and the mind from the body; for wondering whether “other minds” exist and whether personal identity depends more on memories or on physical characteristics. Because feminist philosophers reject all forms of ontological dualism, they stress the ways in which individuals interpenetrate each other’s psyches through empathy, and the ways in which the mind and body coconstitute each other. Because Western culture has associated rationality with “masculinity” and emotionality with “femininity,” traditional epistemologists have often concluded that women are less human than men. For this reason, feminist philosophers argue that reason and emotion are symbiotically related, coequal sources of knowledge. Feminist philosophers also argue that Cartesian knowledge, for all its certainty and clarity, is very limFechner’s law feminist philosophy 305 - 305 ited. People want to know more than that they exist; they want to know what other people are thinking and feeling. Feminist philosophers also observe that traditional philosophy of science is not as objective as it claims to be. Whereas traditional philosophers of science often associate scientific success with scientists’ ability to control, rule, and otherwise dominate nature, feminist philosophers of science associate scientific success with scientists’ ability to listen to nature’s self-revelations. Since it willingly yields abstract theory to the testimony of concrete fact, a science that listens to what nature says is probably more objective than one that does not. Feminist philosophers also criticize traditional ethics and traditional social and political philosophy. Rules and principles have dominated traditional ethics. Whether agents seek to maximize utility for the aggregate or do their duty for the sake of duty, they measure their conduct against a set of universal, abstract, and impersonal norms. Feminist philosophers often call this traditional view of ethics a “justice” perspective, contrasting it with a “care” perspective that stresses responsibilities and relationships rather than rights and rules, and that attends more to a moral situation’s particular features than to its general implications. Feminist social and political philosophy focus on the political institutions and social practices that perpetuate women’s subordination. The goals of feminist social and political philosophy are (1) to explain why women are suppressed, repressed, and/or oppressed in ways that men are not; and (2) to suggest morally desirable and politically feasible ways to give women the se justice, freedom, and equality that men have. Liberal feminists believe that because women have the se rights as men do, society must provide women with the se educational and occupational opportunities that men have. Marxist feminists believe that women cannot be men’s equals until women enter the work force en masse and domestic work and child care are socialized. Radical feminists believe that the fundental causes of women’s oppression are sexual. It is women’s reproductive role and/or their sexual role that causes their subordination. Unless women set their own reproductive goals (childlessness is a legitimate alternative to motherhood) and their own sexual agendas (lesbianism, autoeroticism, and celibacy are alternatives to heterosexuality), women will remain less than free. Psychoanalytic feminists believe that women’s subordination is the result of earlychildhood experiences that cause them to overdevelop their abilities to relate to other people on the one hand and to underdevelop their abilities to assert themselves as autonomous agents on the other. Women’s greatest strength, a capacity for deep relationships, may also be their greatest weakness: a tendency to be controlled by the needs and wants of others. Finally, existentialist feminists claim that the ultimate cause of women’s subordination is ontological. Women are the Other; men are the Self. Until women define themselves in terms of themselves, they will continue to be defined in terms of what they are not: men. Recently, socialist feminists have attempted to weave these distinctive strands of feminist social and political thought into a theoretical whole. They argue that women’s condition is overdetermined by the structures of production, reproduction and sexuality, and the socialization of children. Women’s status and function in all of these structures must change if they are to achieve full liberation. Furthermore, women’s psyches must also be transformed. Only then will women be liberated from the kind of patriarchal thoughts that undermine their self-concept and make them always the Other. Interestingly, the socialist feminist effort to establish a specifically feminist standpoint that represents how women see the world has not gone without challenge. Postmodern feminists regard this effort as an instantiation of the kind of typically male thinking that tells only one story about reality, truth, knowledge, ethics, and politics. For postmodern feminists, such a story is neither feasible nor desirable. It is not feasible because women’s experiences differ across class, racial, and cultural lines. It is not desirable because the “One” and the “True” are philosophical myths that traditional philosophy uses to silence the voices of the many. Feminist philosophy must be many and not One because women are many and not One. The more feminist thoughts, the better. By refusing to center, congeal, and cement separate thoughts into a unified and inflexible truth, feminist philosophers can avoid the pitfalls of traditional philosophy. As attractive as the postmodern feminist approach to philosophy may be, some feminist philosophers worry that an overemphasis on difference and a rejection of unity may lead to intellectual as well as political disintegration. If feminist philosophy is to be without any standpoint whatsoever, it becomes difficult to ground claims about what is good for women in particufeminist philosophy feminist philosophy 306 - 306 lar and for human beings in general. It is a major challenge to contemporary feminist philosophy, therefore, to reconcile the pressures for diversity and difference with those for integration and commonality.
Ferguson, Ad (1723–1816), Scottish philosopher and historian. His main theme was the rise and fall of virtue in individuals and societies. In his most important work, An Essay on the History of Civil Society (1766), he argued that human happiness (of which virtue is a constituent) is found in pursuing social goods rather than private ends. Ferguson thought that ignoring social goods not only prevented social progress but led to moral corruption and political despotism. To support this he used classical texts and travelers’ writings to reconstruct the history of society from “rude nations” through barbarism to civilization. This allowed him to express his concern for the danger of corruption inherent in the increasing selfinterest manifested in the incipient commercial civilization of his day. He attempted to systematize his moral philosophy in The Principles of Moral and Social Science (1792). J.W.A. Fermat’s last theorem.CHOICE SEQUENCE. Feuerbach, Ludwig Andreas (1804–72), German materialist philosopher and critic of religion. He provided the major link between Hegel’s absolute idealism and such later theories of historical materialism as those of Marx and other “young (or new) Hegelians.” Feuerbach was born in Bavaria and studied theology, first at Heidelberg and then Berlin, where he ce under the philosophical influence of Hegel. He received his doctorate in 1828 and, after an early publication severely critical of Christianity, retired from official German academic life. In the years between 1836 and 1846, he produced some of his most influential works, which include “Towards a Critique of Hegel’s Philosophy” (1839), The Essence of Christianity (1841), Principles of the Philosophy of the Future (1843), and The Essence of Religion (1846). After a brief collaboration with Marx, he emerged as a popular chpion of political liberalism in the revolutionary period of 1848. During the reaction that followed, he again left public life and died dependent upon the support of friends. Feuerbach was pivotal in the intellectual history of the nineteenth century in several respects. First, after a half-century of metaphysical system construction by the German idealists, Feuerbach revived, in a new form, the original Kantian project of philosophical critique. However, whereas Kant had tried “to limit reason in order to make room for faith,” Feuerbach sought to demystify both faith and reason in favor of the concrete and situated existence of embodied human consciousness. Second, his “method” of “transformatory criticism” – directed, in the first instance, at Hegel’s philosophical pronouncements – was adopted by Marx and has retained its philosophical appeal. Briefly, it suggested that “Hegel be stood on his feet” by “inverting” the subject and predicate in Hegel’s idealistic pronouncements. One should, e.g., rewrite “The individual is a function of the Absolute” as “The Absolute is a function of the individual.” Third, Feuerbach asserted that the philosophy of German idealism was ultimately an extenuation of theology, and that theology was merely religious consciousness systematized. But since religion itself proves to be merely a “dre of the human mind,” metaphysics, theology, and religion can be reduced to “anthropology,” the study of concrete embodied human consciousness and its cultural products. The philosophical influence of Feuerbach flows through Marx into virtually all later historical materialist positions; anticipates the existentialist concern with concrete embodied human existence; and serves as a paradigm for all later approaches to religion on the part of the social sciences.  HEGEL, KANT, MARX, MARXISM. J.P.Su. Fichte, Johann Gottlieb (1762–1814), German philosopher. He was a proponent of an uncompromising system of transcendental idealism, the Wissenschaftslehre, which played a key role in the development of post-Kantian philosophy. Born in Saxony, Fichte studied at Jena and Leipzig. The writings of Kant led him to abandon metaphysical determinism and to embrace transcendental idealism as “the first system of human freedom.” His first book, Versuch einer Kritik aller Offenbarung (“Attempt at a Critique of all Revelations,” 1792), earned him a reputation as a brilliant exponent of Kantianism, while his early political writings secured him a reputation as a Jacobin. Inspired by Reinhold, Jacobi, Maimon, and Schulze, Fichte rejected the “letter” of Kantianism and, in the lectures and writings he produced at Jena (1794–99), advanced a new, rigorously systematic presentation of what he took to be its Ferguson, Ad Fichte, Johann Gottlieb 307 - 307 “spirit.” He dispensed with Kant’s things-inthemselves, the original duality of faculties, and the distinction between the transcendental aesthetic and the transcendental analytic. By emphasizing the unity of theoretical and practical reason in a way consistent with “the primacy of practical reason,” Fichte sought to establish the unity of the critical philosophy as well as of human experience. In Ueber den Begriff der Wissenschaftslehre (“On the Concept of the Wissenschaftslehre,” 1794) he explained his conception of philosophy as “the science of science,” to be presented in a deductive system based on a self-evident first principle. The basic “foundations” of this system, which Fichte called Wissenschaftslehre (theory of science), were outlined in his Grundlage der gesten Wissenschaftslehre (“Foundations of the Entire Wissenschaftslehre,” 1794–95) and Grundriß der Eigentümlichen der Wissenschaftslehre in Rücksicht auf das theoretische Vermögen (“Outline of the Distinctive Character of the Wissenschaftslehre with respect to the Theoretical Faculty,” 1795) and then, substantially revised, in his lectures on Wissenschaftslehre nova methodo (1796–99). The “foundational” portion of the Wissenschaftslehrelinks our affirmation of freedom to our experience of natural necessity. Beginning with the former (“the I simply posits itself”), it then demonstrates how a freely self-positing subject must be conscious not only of itself, but also of “representations accompanied by a feeling of necessity” and hence of an objective world. Fichte insisted that the essence of selfhood lies in an active positing of its own self-identity and hence that self-consciousness is an auto-productive activity: a Tathandlung or “fact/act.” However, the I can posit itself only as limited; in order for the originally posited act of “sheer self-positing” to occur, certain other mental acts must occur as well, acts through which the I posits for itself an objective, spatiotemporal world, as well as a moral realm of free, rational beings. The I first posits its own limited condition in the form of “feeling” (occasioned by an inexplicable Anstob or “check” upon its own practical striving), then as a “sensation,” then as an “intuition” of a thing, and finally as a “concept.” The distinction between the I and the not-I arises only in these reiterated acts of self-positing, a complete description of which thus ounts to a “genetic deduction” of the necessary conditions of experience. Freedom is thereby shown to be possible only in the context of natural necessity, where it is limited and finite. At the se time “our freedom is a theoretical determining principle of our world.” Though it must posit its freedom “absolutely” – i.e., schlechthin or “for no reason” – a genuinely free agent can exist only as a finite individual endlessly striving to overcome its own limits. After establishing its “foundations,” Fichte extended his Wissenschaftslehre into social and political philosophy and ethics. Subjectivity itself is essentially intersubjective, inasmuch as one can be empirically conscious of oneself only as one individual ong many and must thus posit the freedom of others in order to posit one’s own freedom. But for this to occur, the freedom of each individual must be limited; indeed, “the concept of right or justice (Recht) is nothing other than the concept of the coexistence of the freedom of several rational/sensuous beings.” The Grundlage des Naturrechts (“Foundations of Natural Right,” 1796–97) exines how individual freedom must be externally limited if a community of free individuals is to be possible, and demonstrates that a just political order is a demand of reason itself, since “the concept of justice or right is a condition of self-consciousness.” “Natural rights” are thus entirely independent of moral duties. Unlike political philosophy, which purely concerns the public realm, ethics, which is the subject of Das System der Sittenlehre (“The System of Ethical Theory,” 1798), concerns the inner realm of conscience. It views objects not as given to consciousness but as produced by free action, and concerns not what is, but what ought to be. The task of ethics is to indicate the particular duties that follow from the general obligation to determine oneself freely (the categorical imperative). Before Fichte could extend the Wissenschaftslehre into the philosophy of religion, he was accused of atheism and forced to leave Jena. The celebrated controversy over his alleged atheism (the Atheismusstreit) was provoked by “Ueber den Grund unseres Glaubens in einer göttliche Weltregierung” (“On the Basis of our Belief in a Divine Governance of the World,” 1798), in which he sharply distinguished between philosophical and religious questions. While defending our right to posit a “moral world order,” Fichte insisted that this order does not require a personal deity or “moral lawgiver.” After moving to Berlin, Fichte’s first concern was to rebut the charge of atheism and to reply to the indictment of philosophy as “nihilism” advanced in Jacobi’s Open Letter to Fichte (1799). This was the task of Die Bestimmung des Menschen (“The Vocation of Man,” 1800). During the French occupation, he delivered Reden an die deutsche Nation (“Addresses to the German Fichte, Johann Gottlieb Fichte, Johann Gottlieb 308 - 308 Nation,” 1808), which proposed a progr of national education and attempted to kindle German patriotism. The other publications of his Berlin years include a foray into political economy, Der geschlossene Handelstaat (“The Closed Commercial State,” 1800); a speculative interpretation of human history, Die Grundzüge des gegenwärtiges Zeitalters (“The Characteristics of the Present Age,” 1806); and a mystically tinged treatise on salvation, Die Anweisung zum seligen Leben (“Guide to the Blessed Life,” 1806). In unpublished private lectures he continued to develop radically new versions of the Wissenschaftslehre. Fichte’s substantial influence was not limited to his well-known influence on Schelling and Hegel (both of whom criticized the “subjectivism” of the early Wissenschaftslehre). He is also important in the history of German nationalism and profoundly influenced the early Romantics, especially Novalis and Schlegel. Recent decades have seen renewed interest in Fichte’s transcendental philosophy, expecially the later, unpublished versions of the Wissenschaftslehre. This century’s most significant contribution to Fichte studies, however, is the ongoing publication of the first critical edition of his complete works.  HEGEL, IDEALISM, KANT. D.Br. Ficino, Marsilio (1433–99), Italian Neoplatonic philosopher who played a leading role in the cultural life of Florence. Ordained a priest in 1473, he hoped to draw people to Christ by means of Platonism. It was through Ficino’s translation and commentaries that the works of Plato first bece accessible to the Latin-speaking West, but the impact of Plato’s work was considerably affected by Ficino’s other interests. He accepted Neoplatonic interpretations of Plato, including those of Plotinus, whom he translated; and he saw Plato as the heir of Hermes Trismegistus, a mythical Egyptian sage and supposed author of the hermetic corpus, which he translated early in his career. He embraced the notion of a prisca theologia, an ancient wisdom that encapsulated philosophic and religious truth, was handed on to Plato, and was later validated by the Christian revelation. The most popular of his original works was Three Books on Life (1489), which contains the fullest Renaissance exposition of a theory of magic, based mainly on Neoplatonic sources. He postulated a living cosmos in which the World-Soul is linked to the world-body by spirit. This relationship is mirrored in man, whose spirit (or astral body) links his body and soul, and the resulting correspondence between microcosm and macrocosm allows both man’s control of natural objects through magic and his ascent to knowledge of God. Other popular works were his commentary on Plato’s Symposium (1469), which presents a theory of Platonic love; and his Platonic Theology (1474), in which he argues for the immortality of the soul. 
fiction, in the widest usage, whatever contrasts with what is a matter of fact. As applied to works of fiction, however, this is not the appropriate contrast. For a work of fiction, such as a historical novel, might turn out to be true regarding its historical subject, without ceasing to be fiction. The correct contrast of fiction is to non-fiction. If a work of fiction might turn out to be true, how is ‘fiction’ best defined? According to some philosophers, such as Searle, the writer of nonfiction performs illocutionary speech acts, such as asserting that such-and-such occurred, whereas the writer of fiction characteristically only pretends to perform these illocutionary acts. Others hold that the core idea to which appeal should be made is that of making-believe or imagining certain states of affairs. Kendall Walton (Mimesis as Make-Believe, 1990), for instance, holds that a work of fiction is to be construed in terms of a prop whose function is to serve in ges of make-believe. Both kinds of theory allow for the possibility that a work of fiction might turn out to be true. 


field theory, a theory that proceeds by assigning values of physical quantities to the points of space, or of space-time, and then lays down laws relating these values. For exple, a field theory might suppose a value for matter density, or a temperature for each space-time point, and then relate these values, usually in terms of differential equations. In these exples there is at least the tacit assumption of a physical substance that fills the relevant region of space-time. But no such assumption need be made. For instance, in Ficino, Marsilio field theory 309 - 309 Maxwell’s theory of the electromagnetic field, each point of space-time carries a value for an electric and a magnetic field, and these values are then governed by Maxwell’s equations. In general relativity, the geometry (e.g., the curvature) of space-time is itself treated as a field, with lawlike connections with the distribution of energy and matter. Formulation in terms of a field theory resolves the problem of action at a distance that so exercised Newton and his contemporaries. We often take causal connection to require spatial contiguity. That is, for one entity to act causally on another, the two entities need to be contiguous. But in Newton’s description gravitational attraction acts across spatial distances. Similarly, in electrostatics the mutual repulsion of electric charges is described as acting across spatial distances. In the times of both Newton and Maxwell numerous efforts to understand such action at a distance in terms of some space-filling mediating substance produced no viable theory. Field theories resolve the perplexity. By attributing values of physical quantities directly to the space-time points one can describe gravitation, electrical and magnetic forces, and other interactions without action at a distance or any intervening physical medium. One describes the values of physical quantities, attributed directly to the space-time points, as influencing only the values at immediately neighboring points. In this way the influences propagate through space-time, rather than act instantaneously across distances or through a medium. Of course there is a metaphysical price: on such a description the space-time points themselves take on the role of a kind of dematerialized ether. Indeed, some have argued that the pervasive role of field theory in contemporary physics and the need for space-time points for a field-theoretic description constitute a strong argument for the existence of the space-time points. This conclusion contradicts “relationalism,” which claims that there are only spatiotemporal relations, but no space-time points or regions thought of as particulars. Quantum field theory appears to take on a particularly abstract form of field theory, since it associates a quantum mechanical operator with each space-time point. However, since operators correspond to physical magnitudes rather than to values of such magnitudes, it is better to think of the field-theoretic aspect of quantum field theory in terms of the quantum mechanical plitudes that it also associates with the space-time points. 

EINSTEIN, NEWTON, PHILOSOPHY OF SCIENCE, QUANTUM MECHANICS, SPACETIME. P.Te. figure.SYLLOGISM. figure–ground, the discrimination of an object or figure from the context or background against which it is set. Even when a connected region is grouped together properly, as in the fous figure that can be seen either as a pair of faces or as a vase, it is possible to interpret the region alternately as figure and as ground. This fact was originally elaborated in 1921 by Edgar Rubin (1886– 1951). Figure–ground effects and the existence of other biguous figures such as the Necker cube and the duck–rabbit challenged the prevailing assumption in classical theories of perception – maintained, e.g., by J. S. Mill and H. von Helmholtz – that complex perceptions could be understood in terms of primitive sensations constituting them. The underdetermination of perception by the visual stimulus, noted by Berkeley in his Essay of 1709, takes account of the fact that the retinal image is impoverished with respect to threedimensional information. Identical stimulation at the retina can result from radically different distal sources. Within Gestalt psychology, the Gestalt, or pattern, was recognized to be underdetermined by constituent parts available in proximal stimuli. M. Wertheimer (1880–1943) observed in 1912 that apparent motion could be induced by viewing a series of still pictures in rapid succession. He concluded that perception of the whole, as involving movement, was fundentally different from the perception of the static images of which it is composed. W. Köhler An exple of visual reversal from Edgar Rubin: the object depicted can be seen alternately as a vase or as a pair of faces. The reversal occurs whether there is a black ground and white figure or white figure and black ground. figure figure – ground 310 - 310 (1887–1967) observed that there was no figure– ground articulation in the retinal image, and concluded that inherently biguous stimuli required some autonomous selective principles of perceptual organization. As subsequently developed by Gestalt psychologists, form is taken as the primitive unit of perception. In philosophical treatments, figure–ground effects are used to enforce the conclusion that interpretation is central to perception, and that perceptions are no more than hypotheses based on sensory data.  KÖHLER, PERCEPTION. R.C.R. Filmer, Robert (1588–1653), English political writer who produced, most importantly, the posthumous Patriarcha (1680). It is remembered because Locke attacked it in the first of his Two Treatises of Government (1690). Filmer argued that God gave complete authority over the world to Ad, and that from him it descended to his eldest son when he bece the head of the fily. Thereafter only fathers directly descended from Ad could properly be rulers. Just as Ad’s rule was not derived from the consent of his fily, so the king’s inherited authority is not dependent on popular consent. He rightly makes laws and imposes taxes at his own good pleasure, though like a good father he has the welfare of his subjects in view. Filmer’s patriarchalism, intended to bolster the absolute power of the king, is the classic English statement of the doctrine. 

ENTROPY. first limit theorem.PROBABILITY. first mover.PRIME MOVER. firstness.PEIRCE. first-order.ORDER. first-order logic.FORMAL LOGIC, ORDER, SECOND-ORDER LOGIC. first philosophy, in Aristotle’s Metaphysics, the study of being qua being, including the study of theology (as understood by him), since the divine is being par excellence. Descartes’s Meditations on First Philosophy was concerned chiefly with the existence of God, the immortality of the soul, and the nature of matter and of the mind.  METAPHYSICS. P.Bu. first potentiality.ARISTOTLE. fitness.PHILOSOPHY OF BIOLOGY. five phases.WU-HSING. Five Ways.AQUINAS. Fludd, Robert (1574–1637), English physician and writer. Influenced by Paracelsus, hermetism, and the cabala, Fludd defended a Neoplatonic worldview on the eve of its supersession by the new mechanistic philosophy. He produced improvements in the manufacture of steel and invented a thermometer, though he also used magnets to cure disease and devised a salve to be applied to a weapon to cure the wound it had inflicted. He held that science got its ideas from Scripture allegorically interpreted, when they were of any value. His works combine theology with an occult, Neoplatonic reading of the Bible, and contain numerous fine diagrs illustrating the mutual sympathy of human beings, the natural world, and the supernatural world, each reflecting the others in parallel harmonic structures. In controversy with Kepler, Fludd claimed to uncover essential natural processes rooted in natural sympathies and the operation of God’s light, rather than merely describing the external movements of the heavens. Creation is the extension of divine light into matter. Evil arises from a darkness in God, his failure to will. Matter is uncreated, but this poses no problem for orthodoxy, since matter is nothing, a mere possibility without the least actuality, not something Filmer, Robert Fludd, Robert 311 - 311 coeternal with the Creator. 

NEOPLATONISM. J.Lo. fluxion.CALCULUS. flying arrow paradox.ZENO’S PARADOXES. focal meaning.ARISTOTLE. Fodor, Jerry A. (b.1935), influential contemporary erican philosopher of psychology, known for his energetic (and often witty) defense of intensional realism, a computationalrepresentational model of thought, and an atomistic, externalist theory of content determination for mental states. Fodor’s philosophical writings fall under three headings. First, he has defended the theory of mind implicit in contemporary cognitive psychology, that the cognitive mind-brain is both a representational/computational device and, ultimately, physical. He has taken on behaviorists (Ryle), psychologists in the tradition of J. J. Gibson, and eliminative materialists (P. A. Churchland). Second, he has engaged in various theoretical disputes within cognitive psychology, arguing for the modularity of the perceptual and language systems (roughly, the view that they are domain-specific, mandatory, limited-access, innately specified, hardwired, and informationally encapsulated) (The Modularity of Mind, 1983); for a strong form of nativism (that virtually all of our concepts are innate); and for the existence of a “language of thought” (The Language of Thought, 1975). The latter has led him to argue against connectionism as a psychological theory (as opposed to an implementation theory). Finally, he has defended the views of ordinary propositional attitude psychology that our mental states (1) are semantically evaluable (intentional), (2) have causal powers, and (3) are such that the implicit generalizations of folk psychology are largely true of them. His defense is twofold. Folk psychology is unsurpassed in explanatory power; furthermore, it is vindicated by contemporary cognitive psychology insofar as ordinary propositional attitude states can be identified with information-processing states, those that consist in a computational relation to a representation. The representational component of such states allows us to explain the semantic evaluability of the attitudes; the computational component, their causal efficacy. Both sorts of accounts raise difficulties. The first is satisfactory only if supplemented by a naturalistic account of representational content. Here Fodor has argued for an atomistic, externalist causal theory (Psychosemantics, 1987) and against holism (the view that no mental representation has content unless many other non-synonymous mental representations also have content) (Holism: A Shopper’s Guide, 1992), against conceptual role theories (the view that the content of a representation is determined by its conceptual role) (Ned Block, Brian Loar), and against teleofunctional theories (teleofunctionalism is the view that the content of a representation is determined, at least in part, by the biological functions of the representations themselves or systems that produce or use those representations) (Ruth Millikan, David Papineau). The second sort is satisfactory only if it does not imply epiphenomenalism with respect to content properties. To avoid such epiphenomenalism, Fodor has argued that not only strict laws but also ceteris paribus laws can be causal. In addition, he has sought to reconcile his externalism vis-à-vis content with the view that causal efficacy requires an individualistic individuation of states. Two solutions have been explored: the supplementation of broad (externally determined) content with narrow content, where the latter supervenes on what is “in the head” (Psychosemantics, 1987), and its supplementation with modes of presentation identical to sentences of the language of thought (The Elm and the Expert, 1995). 

folk psychology, in one sense, a putative network of principles constituting a commonsense theory that allegedly underlies everyday explanations of human behavior; the theory assigns a central role to mental states like belief, desire, and intention. Consider an exple of an everyday commonsense psychological explanation: Jane went to the refrigerator because she wanted a beer and she believed there was beer in the refrigerator. Like many such explanations, this adverts to a so-called propositional attitude – a mental state, expressed by a verb (‘believe’) plus a that-clause, whose intentional content is propositional. It also adverts to a mental state, expressed by a verb (‘want’) plus a direct-object phrase, whose intentional content appears not to be propositional. In another, related sense, folk psychology is a network of social practices that includes ascribing such mental states to ourselves and others, and proffering explanations of human behavior that advert to these states. The two senses need fluxion folk psychology 312 - 312 distinguishing because some philosophers who acknowledge the existence of folk psychology in the second sense hold that commonsense psychological explanations do not employ empirical generalizations, and hence that there is no such theory as folk psychology. (Henceforth, ‘FP’ will abbreviate ‘folk psychology’ in the first sense; the unabbreviated phrase will be used in the second sense.) Eliminativism in philosophy of mind asserts that FP is an empirical theory; that FP is therefore subject to potential scientific falsification; and that mature science very probably will establish that FP is so radically false that humans simply do not undergo mental states like beliefs, desires, and intentions. One kind of eliminativist argument first sets forth certain methodological strictures about how FP would have to integrate with mature science in order to be true (e.g., being smoothly reducible to neuroscience, or being absorbed into mature cognitive science), and then contends that these strictures are unlikely to be met. Another kind of argument first claims that FP embodies certain strong empirical commitments (e.g., to mental representations with languagelike syntactic structure), and then contends that such empirical presuppositions are likely to turn out false. One influential version of folk psychological realism largely agrees with eliminativism about what is required to vindicate folk psychology, but also holds that mature science is likely to provide such vindication. Realists of this persuasion typically argue, for instance, that mature cognitive science will very likely incorporate FP, and also will very likely treat beliefs, desires, and other propositional attitudes as states with languagelike syntactic structure. Other versions of folkpsychological realism take issue, in one way or another, with either (i) the eliminativists’ claims about FP’s empirical commitments, or (ii) the eliminativists’ strictures about how FP must mesh with mature science in order to be true, or both. Concerning (i), for instance, some philosophers maintain that FP per se is not committed to the existence of languagelike mental representations. If mature cognitive science turns out not to posit a “language of thought,” they contend, this would not necessarily show that FP is radically false; instead it might only show that propositional attitudes are subserved in some other way than via languagelike representational structures. Concerning (ii), some philosophers hold that FP can be true without being as tightly connected to mature scientific theories as the eliminativists require. For instance, the demand that the special sciences be smoothly reducible to the fundental natural sciences is widely considered an excessively stringent criterion of intertheoretic compatibility; so perhaps FP could be true without being smoothly reducible to neuroscience. Similarly, the demand that FP be directly absorbable into empirical cognitive science is sometimes considered too stringent as a criterion either of FP’s truth, or of the soundness of its ontology of beliefs, desires, and other propositional attitudes, or of the legitimacy of FP-based explanations of behavior. Perhaps FP is a true theory, and explanatorily legitimate, even if it is not destined to become a part of science. Even if FP’s ontological categories are not scientific natural kinds, perhaps its generalizations are like generalizations about clothing: true, explanatorily usable, and ontologically sound. (No one doubts the existence of hats, coats, or scarves. No one doubts the truth or explanatory utility of generalizations like ‘Coats made of heavy material tend to keep the body warm in cold weather’, even though these generalizations are not laws of any science.) Yet another approach to folk psychology, often wedded to realism about beliefs and desires (although sometimes wedded to instrumentalism), maintains that folk psychology does not employ empirical generalizations, and hence is not a theory at all. One variant denies that folk psychology employs any generalizations, empirical or otherwise. Another variant concedes that there are folk-psychological generalizations, but denies that they are empirical; instead they are held to be analytic truths, or norms of rationality, or both at once. Advocates of non-theory views typically regard folk psychology as a hermeneutic, or interpretive, enterprise. They often claim too that the attribution of propositional attitudes, and also the proffering and grasping of folk-psychological explanations, is a matter of imaginatively projecting oneself into another person’s situation, and then experiencing a kind of empathic understanding, or Verstehen, of the person’s actions and the motives behind them. A more recent, hi-tech, formulation of this idea is that the interpreter “runs a cognitive simulation” of the person whose actions are to be explained. Philosophers who defend folk-psychological realism, in one or another of the ways just canvassed, also sometimes employ arguments based on the allegedly self-stultifying nature of eliminativism. One such argument begins from the premise that the notion of action is folk-psychofolk psychology folk psychology 313 - 313 logical – that a behavioral event counts as an action only if it is caused by propositional attitudes that rationalize it (under some suitable actdescription). If so, and if humans never really undergo propositional attitudes, then they never really act either. In particular, they never really assert anything, or argue for anything (since asserting and arguing are species of action). So if eliminativism is true, the argument concludes, then eliminativists can neither assert it nor argue for it – an allegedly intolerable pragmatic paradox. Eliminativists generally react to such arguments with breathtaking equanimity. A typical reply is that although our present concept of action might well be folk-psychological, this does not preclude the possibility of a future successor concept, purged of any commitment to beliefs and desires, that could inherit much of the role of our current, folk-psychologically tainted, concept of action.  COGNITIVE SCIENCE, PHILOSOPHY OF MIND, REDUCTION, SIMULATION THEORY. T.E.H. Fonseca, Pedro da (1528–99), Portuguese philosopher and logician. He entered the Jesuit order in 1548. Apart from a period (1572–82) in Rome, he lived in Portugal, teaching philosophy and theology at the universities of Evora and Coimbra and performing various administrative duties for his order. He was responsible for the idea of a published course on Aristotelian philosophy, and the resulting series of Coimbra commentaries, the Cursus Conimbricensis, was widely used in the seventeenth century. His own logic text, the Institutes of Dialectic (1564), went into many editions. It is a good exple of Renaissance Aristotelianism, with its emphasis on Aristotle’s syllogistic, but it retains some material on medieval developments, notably consequences, exponibles, and supposition theory. Fonseca also wrote a commentary on Aristotle’s Metaphysics (published in parts from 1577 on), which contains the Greek text, a corrected Latin translation, comments on textual matters, and an extensive exploration of selected philosophical problems. He cites a wide range of medieval philosophers, both Christian and Arab, as well as the newly published Greek commentators on Aristotle. His own position is sympathetic to Aquinas, but generally independent. Fonseca is important not so much for any particular doctrines, though he did hold original views on such matters as analogy, but for his provision of fully documented, carefully written and carefully argued books that, along with others in the se tradition, were read at universities, both Catholic and Protestant, well into the seventeenth century. He represents what is often called the Second Scholasticism. E.J.A. Fontenelle, Bernard Le Bovier de (1657–1757), French writer who heralded the age of the philosophes. A product of Jesuit education, he was a versatile freethinker with skeptical inclinations. Dialogues of the Dead (1683) showed off his analytical mind and elegant style. In 1699, he was appointed secretary of the Academy of Sciences. He composed fous eulogies of scientists; defended the superiority of modern science over tradition in Digression on Ancients and Moderns (1688); popularized Copernican astronomy in Conversations on the Plurality of Worlds (1686) – fous for postulating the inhabitation of planets; stigmatized superstition and credulity in History of Oracles (1687) and The Origin of Fables (1724); promoted Cartesian physics in The Theory of Cartesian Vortices (1752); and wrote Elements of Infinitesimal Calculus (1727) in the wake of Newton and Leibniz. J.-L.S. Foot, Philippa (b.1920), British philosopher who exerted a lasting influence on the development of moral philosophy in the second half of the twentieth century. Her persisting, intertwined themes are opposition to all forms of subjectivism in ethics, the significance of the virtues and vices, and the connection between morality and rationality. In her earlier papers, particularly “Moral Beliefs” (1958) and “Goodness and Choice” (1961), reprinted in Virtues and Vices (1978), she undermines the subjectivist accounts of moral “judgment” derived from C. L. Stevenson and Hare by arguing for many logical or conceptual connections between evaluations and the factual statements on which they must be based. Lately she has developed this kind of thought into the naturalistic claim that moral evaluations are determined by facts about our life and our nature, as evaluations of features of plants and animals (as good or defective specimens of their kind) are determined by facts about their nature and their life. Foot’s opposition to subjectivism has remained constant, but her views on the virtues in relation to rationality have undergone several changes. In “Moral Beliefs” she relates them to self-interest, maintaining that a virtue must benefit its possessor; in the (subsequently repudiated) “Morality as a System of Hypothetical Imperatives” (1972) she went as far as to deny that there was necessarily anything contrary to reason in Fonseca, Pedro da Foot, Philippa 314 - 314 being uncharitable or unjust. In “Does Moral Subjectivism Rest on a Mistake?” (Oxford Journal of Legal Studies, 1995) the virtues themselves appear as forms of practical rationality. Her most recent work, soon to be published as The Grmar of Goodness, preserves and develops the latter claim and reinstates ancient connections between virtue, rationality, and happiness.  ETHICS, HARE, VIRTUE ETHICS. R.Hu. force, illocutionary.PHILOSOPHY OF LANGUAGE, SPEECH ACT THEORY. forcing, a method introduced by Paul J. Cohen – see his Set Theory and the Continuum Hypothesis (1966) – to prove independence results in Zermelo-Fraenkel set theory (ZF). Cohen proved the independence of the axiom of choice (AC) from ZF, and of the continuum hypothesis (CH) from ZF ! AC. The consistency of AC with ZF and of CH with ZF ! AC had previously been proved by Gödel by the method of constructible sets. A model of ZF consists of layers, with the elements of a set at one layer always belonging to lower layers. Starting with a model M, Cohen’s method produces an “outer model” N with no more levels but with more sets at each level (whereas Gödel’s method produces an ‘inner model’ L): much of what will become true in N can be “forced” from within M. The method is applicable only to hypotheses in the more “abstract” branches of mathematics (infinitary combinatorics, general topology, measure theory, universal algebra, model theory, etc.); but there it is ubiquitous. Applications include the proof by Robert M. Solovay of the consistency of the measurability of all sets (of all projective sets) with ZF (with ZF ! AC); also the proof by Solovay and Donald A. Martin of the consistency of Martin’s axiom (MA) plus the negation of the continuum hypothesis (-CH) with ZF ! AC. (CH implies MA; and of known consequences of CH about half are implied by MA, about half refutable by MA ! -CH.) Numerous simplifications, extensions, and variants (e.g. Boolean-valued models) of Cohen’s method have been introduced.  INDEPENDENCE RESULTS, SET THEORY. J.Bur.

Fordyce, David (1711–51), Scottish philosopher and educational theorist whose writings were influential in the eighteenth century. His lectures formed the basis of his Elements of Moral Philosophy, written originally for The Preceptor (1748), later translated into German and French, and abridged for the articles on moral philosophy in the first Encylopaedia Britannica (1771). Fordyce combines the preacher’s appeal to the heart in the advocacy of virtue with a moral “scientist’s” appraisal of human psychology. He claims to derive our duties experimentally from a study of the prerequisites of human happiness. M.A.St. foreknowledge, divine.DIVINE FOREKNOWLEDGE. form, in metaphysics, especially Plato’s and Aristotle’s, the structure or essence of a thing as contrasted with its matter. (1) Plato’s theory of Forms is a realistic ontology of universals. In his elenchus, Socrates sought what is common to, e.g., all chairs. Plato believed there must be an essence – or Form – common to everything falling under one concept, which makes anything what it is. A chair is a chair because it “participates in” the Form of Chair. The Forms are ideal “patterns,” unchanging, timeless, and perfect. They exist in a world of their own (cf. the Kantian noumenal realm). Plato speaks of them as self-predicating: the Form of Beauty is perfectly beautiful. This led, as he realized, to the Third Man argument that there must be an infinite number of Forms. The only true understanding is of the Forms. This we attain through annesis, “recollection.” (2) Aristotle agreed that forms are closely tied to intelligibility, but denied their separate existence. Aristotle explains change and generation through a distinction between the form and matter of substances. A lump of bronze (matter) becomes a statue through its being molded into a certain shape (form). In his earlier metaphysics, Aristotle identified primary substance with the composite of matter and form, e.g. Socrates. Later, he suggests that primary substance is form – what makes Socrates what he is (the form here is his soul). This notion of forms as essences has obvious similarities with the Platonic view. They bece the “substantial forms” of Scholasticism, accepted until the seventeenth century. (3) Kant saw form as the a priori aspect of experience. We are presented with phenomenological “matter,” which has no meaning until the mind imposes some form upon it.  ARISTOTLE, KANT, METAPHYSICS, PLATO. R.C. form, aesthetic.AESTHETIC FORMALISM, AESTHETICS. force, illocutionary form, aesthetic 315 - 315 form, grmatical.LOGICAL FORM. form, logical.LOGICAL FORM. form, Platonic.FORM, PLATO. form, schematic.LOGICAL FORM. form, substantial.FORM, HYLOMORPHISM. formal cause.ARISTOTLE. formal distinction.FUNDENTUM DIVISIONIS. formal fallacy, an invalid inference pattern that is described in terms of a formal logic. There are three main cases: (1) an invalid (or otherwise unacceptable) argument identified solely by its form or structure, with no reference to the content of the premises and conclusion (such as equivocation) or to other features, generally of a pragmatic character, of the argumentative discourse (such as unsuitability of the argument for the purposes for which it is given, failure to satisfy inductive standards for acceptable argument, etc.; the latter conditions of argument evaluation fall into the purview of informal fallacy); (2) a formal rule of inference, or an argument form, that is not valid (in the logical system on which the evaluation is made), instances of which are sufficiently frequent, filiar, or deceptive to merit giving a ne to the rule or form; and (3) an argument that is an instance of a fallacious rule of inference or of a fallacious argument form and that is not itself valid. The criterion of satisfactory argument typically taken as relevant in discussing formal fallacies is validity. In this regard, it is important to observe that rules of inference and argument forms that are not valid may have instances (which may be another rule or argument form, or may be a specific argument) that are valid. Thus, whereas the argument form (i) P, Q; therefore R (a form that every argument, including every valid argument, consisting of two premises shares) is not valid, the argument form (ii), obtained from (i) by substituting P&Q for R, is a valid instance of (i): (ii) P, Q; therefore P&Q. Since (ii) is not invalid, (ii) is not a formal fallacy though it is an instance of (i). Thus, some instances of formally fallacious rules of inference or argument-forms may be valid and therefore not be formal fallacies. Exples of formal fallacies follow below, presented according to the system of logic appropriate to the level of description of the fallacy. There are no standard nes for some of the fallacies listed below. Fallacies of sentential (propositional) logic. Affirming the consequent: If p then q; q / , p. ‘If Richard had his nephews murdered, then Richard was an evil man; Richard was an evil man. Therefore, Richard had his nephews murdered.’ Denying the antecedent: If p then q; not-p / , not-q. ‘If North was found guilty by the courts, then North committed the crimes charged of him; North was not found guilty by the courts. Therefore, North did not commit the crimes charged of him.’ Commutation of conditionals: If p then q / , If q then p. ‘If Reagan was a great leader, then so was Thatcher. Therefore, if Thatcher was a great leader, then so was Reagan.” Improper transposition: If p then q / , If not-p then not-q. ‘If the nations of the Middle East disarm, there will be peace in the region. Therefore, if the nations of the Middle East do not disarm, there will not be peace in the region.’ Improper disjunctive syllogism (affirming one disjunct): p or q; p / ,, not-q. ‘Either John is an alderman or a ward committeeman; John is an alderman. Therefore, John is not a ward committeeman.’ (This rule of inference would be valid if ‘or’ were interpreted exclusively, where ‘p or EXq’ is true if exactly one constituent is true and is false otherwise. In standard systems of logic, however, ‘or’ is interpreted inclusively.) Fallacies of syllogistic logic. Fallacies of distribution (where M is the middle term, P is the major term, and S is the minor term). Undistributed middle term: the middle term is not distributed in either premise (roughly, nothing is said of all members of the class it designates), as in form, grmatical formal fallacy 316 - 316 Some P are M ‘Some politicians are crooks. Some M are S Some crooks are thieves. ,Some S are P. ,Some politicians are thieves.’ Illicit major (undistributed major term): the major term is distributed in the conclusion but not in the major premise, as in All M are P ‘All radicals are communists. No S are M No socialists are radicals. ,Some S are ,Some socialists are not not P. communists.’ Illicit minor (undistributed minor term): the minor term is distributed in the conclusion but not in the minor premise, as in All P are M ‘All neo-Nazis are radicals. All M are S All radicals are terrorists. ,All S are P. ,All terrorists are neoNazis.’ Fallacies of negation. Two negative premises (exclusive premises): the syllogism has two negative premises, as in No M are P ‘No racist is just. Some M are not S Some racists are not police. ,Some S are not P. ,Some police are not just. Illicit negative/affirmative: the syllogism has a negative premise (conclusion) but no negative conclusion (premise), as in All M are P ‘All liars are deceivers. Some M are not S Some liars are not aldermen. ,Some S are P. ,Some aldermen are deceivers.’ and All P are M ‘All vpires are monsters. All M are S All monsters are creatures. ,Some S are not P. ,Some creatures are not vpires.’ Fallacy of existential import: the syllogism has two universal premises and a particular conclusion, as in All P are M ‘All horses are animals. No S are M No unicorns are animals. ,Some S are not P. ,Some unicorns are not horses.’ A syllogism can commit more than one fallacy. For exple, the syllogism Some P are M Some M are S ,No S are P commits the fallacies of undistributed middle, illicit minor, illicit major, and illicit negative/affirmative. Fallacies of predicate logic. Illicit quantifier shift: inferring from a universally quantified existential proposition to an existentially quantified universal proposition, as in (Ex) (Dy) Fxy / , (Dy) (Ex) Fxy ‘Everyone is irrational at some time (or other) /, At some time, everyone is irrational.’ Some are/some are not (unwarranted contrast): inferring from ‘Some S are P’ that ‘Some S are not P’ or inferring from ‘Some S are not P’ that ‘Some S are P’, as in (Dx) (Sx & Px) / , (Dx) (Sx & -Px) ‘Some people are left-handed / , Some people are not left-handed.’ Illicit substitution of identicals: where f is an opaque (oblique) context and a and b are singular terms, to infer from fa; a = b / , fb, as in ‘The Inspector believes Hyde is Hyde; Hyde is Jekyll / , The Inspector believes Hyde is Jekyll.’  EXISTENTIAL IMPORT, LOGICAL FORM, MODAL LOGIC, SYLLOGISM. W.K.W. formalism, the view that mathematics concerns manipulations of symbols according to prescribed structural rules. It is cousin to nominalism, the older and more general metaphysical view that denies the existence of all abstract objects and is often contrasted with Platonism, which takes mathematics to be the study of a special class of non-linguistic, non-mental objects, and intuitionism, which takes it to be the study of certain mental constructions. In sophisticated versions, mathematical activity can comprise the study of possible formal manipulations within a system as well as the manipulations themselves, and the “symbols” need not be regarded as either linguistic or concrete. Formalism is often associated with the mathematician formalism formalism 317 - 317 David Hilbert. But Hilbert held that the “finitary” part of mathematics, including, for exple, simple truths of arithmetic, describes indubitable facts about real objects and that the “ideal” objects that feature elsewhere in mathematics are introduced to facilitate research about the real objects. Hilbert’s formalism is the view that the foundations of mathematics can be secured by proving the consistency of formal systems to which mathematical theories are reduced. Gödel’s two incompleteness theorems establish important limitations on the success of such a project. 
formalization, an abstract representation of a theory that must satisfy requirements sharper than those imposed on the structure of theories by the axiomatic-deductive method. That method can be traced back to Euclid’s Elements. The crucial additional requirement is the regimentation of inferential steps in proofs: not only do axioms have to be given in advance, but the rules representing argumentative steps must also be taken from a predetermined list. To avoid a regress in the definition of proof and to achieve intersubjectivity on a minimal basis, the rules are to be “formal” or “mechanical” and must take into account only the form of statements. Thus, to exclude any biguity, a precise and effectively described language is needed to formalize particular theories. The general kind of requirements was clear to Aristotle and explicit in Leibniz; but it was only Frege who, in his Begriffsschrift (1879), presented, in addition to an expressively rich language with relations and quantifiers, an adequate logical calculus. Indeed, Frege’s calculus, when restricted to the language of predicate logic, turned out to be semantically complete. He provided for the first time the means to formalize mathematical proofs. Frege pursued a clear philosophical aim, nely, to recognize the “epistemological nature” of theorems. In the introduction to his Grundgesetze der Arithmetik (1893), Frege wrote: “By insisting that the chains of inference do not have any gaps we succeed in bringing to light every axiom, assumption, hypothesis or whatever else you want to call it on which a proof rests; in this way we obtain a basis for judging the epistemological nature of the theorem.” The Fregean fre was used in the later development of mathematical logic, in particular, in proof theory. Gödel established through his incompleteness theorems fundental limits of formalizations of particular theories, like the system of Principia Mathematica or axiomatic set theories. The general notion of formal theory emerged from the subsequent investigations of Church and Turing clarifying the concept of ‘mechanical procedure’ or ‘algorithm.’ Only then was it possible to state and prove the incompleteness theorems for all formal theories satisfying certain very basic representability and derivability conditions. Gödel emphasized repeatedly that these results do not establish “any bounds for the powers of human reason, but rather for the potentialities of pure formalism in mathematics.” 
CHURCH’S THESIS, FREGE, GÖDEL’S INCOMPLETENESS THEOREMS, PROOF THEORY. W.S. formalize, narrowly construed, to formulate a subject as a theory in first-order predicate logic; broadly construed, to describe the essentials of the subject in some formal language for which a notion of consequence is defined. For Hilbert, formalizing mathematics requires at least that there be finite means of checking purported proofs.  FORMALIZATION, PROOF THEORY. S.T.K. formal justice.JUSTICE. formal language, a language in which an expression’s grmaticality and interpretation (if any) are determined by precisely defined rules that appeal only to the form or shape of the symbols that constitute it (rather than, for exple, to the intention of the speaker). It is usually understood that the rules are finite and effective (so that there is an algorithm for determining whether an expression is a formula) and that the grmatical expressions are uniquely readable, i.e., they are generated by the rules in only one way. A paradigm exple is the language of firstorder predicate logic, deriving principally from the Begriffsschrift of Frege. The grmatical formulas of this language can be delineated by an inductive definition: (1) a capital letter ‘F’, ‘G’, or ‘H’, with or without a numerical subscript, folformalism, aesthetic formal language 318 - 318 lowed by a string of lowercase letters ‘a’, ‘b’, or ‘c’, with or without numerical subscripts, is a formula; (2) if A is a formula, so is -A; (3) if A and B are formulas, so are (A & B), (A P B), and (A 7 B); (4) if A is a formula and v is a lowercase letter ‘x’, ‘y’, or ‘z’, with or without numerical subscripts, then DvA' and EvA' are formulas where A' is obtained by replacing one or more occurrences of some lowercase letter in A (together with its subscripts if any) by v; (5) nothing is a formula unless it can be shown to be one by finitely many applications of the clauses 1–4. The definition uses the device of metalinguistic variables: clauses with ‘A’ and ‘B’ are to be regarded as abbreviations of all the clauses that would result by replacing these letters uniformly by nes of expressions. It also uses several ning conventions: a string of symbols is ned by enclosing it within single quotes and also by replacing each symbol in the string by its ne; the symbols ‘7’, ‘(‘,’)’, ‘&’, ‘P’, ‘-’ are considered nes of themselves. The interpretation of predicate logic is spelled out by a similar inductive definition of truth in a model. With appropriate conventions and stipulations, alternative definitions of formulas can be given that make expressions like ‘(P 7 Q)’ the nes of formulas rather than formulas themselves. On this approach, formulas need not be written symbols at all and form cannot be identified with shape in any narrow sense. For Tarski, Carnap, and others a formal language also included rules of “transformation” specifying when one expression can be regarded as a consequence of others. Today it is more common to view the language and its consequence relation as distinct. Formal languages are often contrasted with natural languages, like English or Swahili. Richard Montague, however, has tried to show that English is itself a formal language, whose rules of grmar and interpretation are similar to – though much more complex than – predicate logic.  FORMAL LOGIC. S.T.K. formal learnability theory, the study of human language learning through explicit formal models typically employing artifical languages and simplified learning strategies. The fundental problem is how a learner is able to arrive at a grmar of a language on the basis of a finite sple of presented sentences (and perhaps other kinds of information as well). The seminal work is by E. Gold (1967), who showed, roughly, that learnability of certain types of grmars from the Chomsky hierarchy by an unbiased learner required the presentation of ungrmatical strings, identified as such, along with grmatical strings. Recent studies have concentrated on other types of grmar (e.g., generative transformational grmars), modes of presentation, and assumptions about learning strategies in an attempt to approximate the actual situation more closely.  GRMAR. R.E.W. formal logic, the science of correct reasoning, going back to Aristotle’s Prior Analytics, based upon the premise that the validity of an argument is a function of its structure or logical form. The modern embodiment of formal logic is symbolic (mathematical) logic. This is the study of valid inference in artificial, precisely formulated languages, the grmatical structure of whose sentences or well-formed formulas is intended to mirror, or be a regimentation of, the logical forms of their natural language counterparts. These formal languages can thus be viewed as (mathematical) models of fragments of natural language. Like models generally, these models are idealizations, typically leaving out of account such phenomena as vagueness, biguity, and tense. But the idea underlying symbolic logic is that to the extent that they reflect certain structural features of natural language arguments, the study of valid inference in formal languages can yield insight into the workings of those arguments. The standard course of study for anyone interested in symbolic logic begins with the (classical) propositional calculus (sentential calculus), or PC. Here one constructs a theory of valid inference for a formal language built up from a stock of propositional variables (sentence letters) and an expressively complete set of connectives. In the propositional calculus, one is therefore concerned with arguments whose validity turns upon the presence of (two-valued) truth-functional sentence-forming operators on sentences such as (classical) negation, conjunction, disjunction, and the like. The next step is the predicate calculus (lower functional calculus, first-order logic, elementary quantification theory), the study of valid inference in first-order languages. These are languages built up from an expressively complete set of connectives, first-order universal or existential quantifiers, individual variables, nes, predicates (relational symbols), and perhaps function symbols. Further, and more specialized, work in symbolic logic might involve looking at fragments of the language of the propositional or predicate calculus, changing the semantics that the language is standardly given (e.g., by allowing formal learnability theory formal logic 319 - 319 truth-value gaps or more than two truth-values), further embellishing the language (e.g., by adding modal or other non-truth-functional connectives, or higher-order quantifiers), or liberalizing the grmar or syntax of the language (e.g., by permitting infinitely long well-formed formulas). In some of these cases, of course, symbolic logic remains only marginally connected with natural language arguments as the interest shades off into one in formal languages for their own sake, a mark of the most advanced work being done in formal logic today.  DEONTIC LOGIC, EPISTEMIC LOGIC, FREE LOGIC, INFINITARY LOGIC, MANY-VALUED LOGIC, MATHEMATICAL INTUITIONISM, MODAL LOGIC, RELEVANCE LOGIC, SECONDORDER LOGIC. G.F.S. formal mode.METALANGUAGE. formal reality.REALITY. formal semantics, the study of the interpretations of formal languages. A formal language can be defined apart from any interpretation of it. This is done by specifying a set of its symbols and a set of formation rules that determine which strings of symbols are grmatical or well formed. When rules of inference (transformation rules) are added and/or certain sentences are designated as axioms a logical system (also known as a logistic system) is formed. An interpretation of a formal language is (roughly) an assignment of meanings to its symbols and truth conditions to its sentences. Typically a distinction is made between a standard interpretation of a formal language and a non-standard interpretation. Consider a formal language in which arithmetic is formulable. In addition to the symbols of logic (variables, quantifiers, brackets, and connectives), this language will contain ‘0’, ‘!’, ‘•’, and ‘s’. A standard interpretation of it assigns the set of natural numbers as the domain of discourse, zero to ‘0’, addition to ‘!’, multiplication to ‘•’, and the successor function to ‘s’. Other standard interpretations are isomorphic to the one just given. In particular, standard interpretations are numeral-complete in that they correlate the numerals one-to-one with the domain elements. A result due to Gödel and Rosser is that there are universal quantifications (x)A(x) that are not deducible from the Peano axioms (if those axioms are consistent) even though each A(n) is provable. The Peano axioms (if consistent) are true on each standard interpretation. Thus each A(n) is true on such an interpretation. Thus (x)A(x) is true on such an interpretation since a standard interpretation is numeral-complete. However, there are non-standard interpretations that do not correlate the numerals one-to-one with domain elements. On some of these interpretations each A(n) is true but (x)A(x) is false. In constructing and interpreting a formal language we use a language already known to us, say, English. English then becomes our metalanguage, which we use to talk about the formal language, which is our object language. Theorems proven within the object language must be distinguished from those proven in the metalanguage. The latter are metatheorems. One goal of a semantical theory of a formal language is to characterize the consequence relation as expressed in that language and prove semantical metatheorems about that relation. A sentence S is said to be a consequence of a set of sentences K provided S is true on every interpretation on which each sentence in K is true. This notion has to be kept distinct from the notion of deduction. The latter concept can be defined only by reference to a logical system associated with a formal language. Consequence, however, can be characterized independently of a logical system, as was just done.  DEDUCTION, LOGICAL SYNTAX, METALANGUAGE, PROOF THEORY, TRANSFORMATION RULE. C.S. formal sign.SEMIOSIS. formation rule.WELL-FORMED FORMULA. form of life.WITTGENSTEIN. Forms, theory of.PLATO. formula.
WELL-FORMED FORMULA. formula, closed.OPEN FORMULA, WELL-FORMED FORMULA. formula, open.OPEN FORMULA, WELL-FORMED FORMULA. Foucault, Michel (1926–84), French philosopher and historian of thought. Foucault’s earliest writings (e.g., Maladie mentale et personnalité [“Mental Illness and Personality”], 1954) focused on psychology and developed within the freworks of Marxism and existential phenomenology. He soon moved beyond these freworks, in directions suggested by two fundental influences: formal mode Foucault, Michel 320 - 320 history and philosophy of science, as practiced by Bachelard and (especially) Canguilhem, and the modernist literature of, e.g., Raymond Roussel, Bataille, and Maurice Blanchot. In studies of psychiatry (Histoire de la folie [“History of Madness in the Classical Age”], 1961), clinical medicine (The Birth of the Clinic, 1963), and the social sciences (The Order of Things, 1966), Foucault developed an approach to intellectual history, “the archaeology of knowledge,” that treated systems of thought as “discursive formations” independent of the beliefs and intentions of individual thinkers. Like Canguilhem’s history of science and like modernist literature, Foucault’s archaeology displaced the human subject from the central role it played in the humanism dominant in our culture since Kant. He reflected on the historical and philosophical significance of his archaeological method in The Archaeology of Knowledge (1969). Foucault recognized that archaeology provided no account of transitions from one system to another. Accordingly, he introduced a “genealogical” approach, which does not replace archaeology but goes beyond it to explain changes in systems of discourse by connecting them to changes in the non-discursive practices of social power structures. Foucault’s genealogy admitted the standard economic, social, and political causes but, in a non-standard, Nietzschean vein, refused any unified teleological explanatory scheme (e.g., Whig or Marxist histories). New systems of thought are seen as contingent products of many small, unrelated causes, not fulfillments of grand historical designs. Foucault’s geneaological studies emphasize the essential connection of knowledge and power. Bodies of knowledge are not autonomous intellectual structures that happen to be employed as Baconian instruments of power. Rather, precisely as bodies of knowledge, they are tied (but not reducible) to systems of social control. This essential connection of power and knowledge reflects Foucault’s later view that power is not merely repressive but a creative, if always dangerous, source of positive values. Discipline and Punish (1975) showed how prisons constitute criminals as objects of disciplinary knowledge. The first volume of the History of Sexuality (1976) sketched a project for seeing how, through modern biological and psychological sciences of sexuality, individuals are controlled by their own knowledge as self-scrutinizing and self-forming subjects. The second volume was projected as a study of the origins of the modern notion of a subject in practices of Christian confession. Foucault wrote such a study (The Confessions of the Flesh) but did not publish it because he decided that a proper understanding of the Christian development required a comparison with ancient conceptions of the ethical self. This led to two volumes (1984) on Greek and Roman sexuality: The Use of Pleasure and The Care of the Self. These final writings make explicit the ethical project that in fact informs all of Foucault’s work: the liberation of human beings from contingent conceptual constraints masked as unsurpassable a priori limits and the adumbration of alternative forms of existence.
 BACHELARD, CANGUILHEM, NIETZSCHE. G.G. foundationalism, the view that knowledge and epistemic (knowledge-relevant) justification have a two-tier structure: some instances of knowledge and justification are non-inferential, or foundational; and all other instances thereof are inferential, or non-foundational, in that they derive ultimately from foundational knowledge or justification. This structural view originates in Aristotle’s Posterior Analytics (at least regarding knowledge), receives an extreme formulation in Descartes’s Meditations, and flourishes, with varying details, in the works of such twentieth-century philosophers as Russell, C. I. Lewis, and Chisholm. Versions of foundationalism differ on two main projects: (a) the precise explanation of the nature of non-inferential, or foundational, knowledge and justification, and (b) the specific explanation of how foundational knowledge and justification can be transmitted to non-foundational beliefs. Foundationalism allows for differences on these projects, since it is essentially a view about the structure of knowledge and epistemic justification. The question whether knowledge has foundations is essentially the question whether the sort of justification pertinent to knowledge has a twotier structure. Some philosophers have construed the former question as asking whether knowledge depends on beliefs that are certain in some sense (e.g., indubitable or infallible). This construal bears, however, on only one species of foundationalism: radical foundationalism. Such foundationalism, represented primarily by Descartes, requires that foundational beliefs be certain and able to guarantee the certainty of the non-foundational beliefs they support. Radical foundationalism is currently unpopular for two main reasons. First, very few, if any, of our perceptual beliefs are certain (i.e., indubitable); and, second, those of our beliefs that might be candifoundationalism foundationalism 321 - 321 dates for certainty (e.g., the belief that I  thinking) lack sufficient substance to guarantee the certainty of our rich, highly inferential knowledge of the external world (e.g., our knowledge of physics, chemistry, and biology). Contemporary foundationalists typically endorse modest foundationalism, the view that non-inferentially justified, foundational beliefs need not possess or provide certainty and need not deductively support justified non-foundational beliefs. Foundational beliefs (or statements) are often called basic beliefs (or statements), but the precise understanding of ‘basic’ here is controversial ong foundationalists. Foundationalists agree, however, in their general understanding of non-inferentially justified, foundational beliefs as beliefs whose justification does not derive from other beliefs, although they leave open whether the causal basis of foundational beliefs includes other beliefs. (Epistemic justification comes in degrees, but for simplicity we can restrict discussion to justification sufficient for satisfaction of the justification condition for knowledge; we can also restrict discussion to what it takes for a belief to have justification, omitting issues of what it takes to show that a belief has it.) Three prominent accounts of non-inferential justification are available to modest foundationalists: (a) self-justification, (b) justification by non-belief, non-propositional experiences, and (c) justification by a non-belief reliable origin of a belief. Proponents of self-justification (including, at one time, Ducasse and Chisholm) contend that foundational beliefs can justify themselves, with no evidential support elsewhere. Proponents of foundational justification by non-belief experiences shun literal self-justification; they hold, following C. I. Lewis, that foundational perceptual beliefs can be justified by non-belief sensory or perceptual experiences (e.g., seeming to see a dictionary) that make true, are best explained by, or otherwise support, those beliefs (e.g., the belief that there is, or at least appears to be, a dictionary here). Proponents of foundational justification by reliable origins find the basis of non-inferential justification in belief-forming processes (e.g., perception, memory, introspection) that are truth-conducive, i.e., that tend to produce true rather than false beliefs. This view thus appeals to the reliability of a belief’s nonbelief origin, whereas the previous view appeals to the particular sensory or perceptual experiences that correspond to (e.g., make true or are best explained by) a foundational belief. Despite disagreements over the basis of foundational justification, modest foundationalists typically agree that foundational justification is characterized by defeasibility, i.e., can be defeated, undermined, or overridden by a certain sort of expansion of one’s evidence or justified beliefs. For instance, your belief that there is a blue dictionary before you could lose its justification (e.g., the justification from your current perceptual experiences) if you acquired new evidence that there is a blue light shining on the dictionary before you. Foundational justification, therefore, can vary over time if accompanied by relevant changes in one’s perceptual evidence. It does not follow, however, that foundational justification positively depends, i.e., is based, on grounds for denying that there are defeaters. The relevant dependence can be regarded as negative in that there need only be an absence of genuine defeaters. Critics of foundationalism sometimes neglect that latter distinction regarding epistemic dependence. The second big task for foundationalists is to explain how justification transmits from foundational beliefs to inferentially justified, non-foundational beliefs. Radical foundationalists insist, for such transmission, on entailment relations that guarantee the truth or the certainty of nonfoundational beliefs. Modest foundationalists are more flexible, allowing for merely probabilistic inferential connections that transmit justification. For instance, a modest foundationalist can appeal to explanatory inferential connections, as when a foundational belief (e.g., I seem to feel wet) is best explained for a person by a particular physical-object belief (e.g., the belief that the air conditioner overhead is leaking on me). Various other forms of probabilistic inference are available to modest foundationalists; and nothing in principle requires that they restrict foundational beliefs to what one “seems” to sense or to perceive. The traditional motivation for foundationalism comes largely from an eliminative regress argument, outlined originally (regarding knowledge) in Aristotle’s Posterior Analytics. The argument, in shortest form, is that foundationalism is a correct account of the structure of justification since the alternative accounts all fail. Inferential justification is justification wherein one belief, B1, is justified on the basis of another belief, B2. How, if at all, is B2, the supporting belief, itself justified? Obviously, Aristotle suggests, we cannot have a circle here, where B2 is justified by B1; nor can we allow the chain of support to extend endlessly, with no ultimate basis for justification. We cannot, moreover, allow B2 to remain unjustified, foundationalism foundationalism 322 - 322 lest it lack what it takes to support B1. If this is right, the structure of justification does not involve circles, endless regresses, or unjustified starter-beliefs. That is, this structure is evidently foundationalist. This is, in skeletal form, the regress argument for foundationalism. Given appropriate flesh, and due attention to skepticism about justification, this argument poses a serious challenge to non-foundationalist accounts of the structure of epistemic justification, such as epistemic coherentism. More significantly, foundationalism will then show forth as one of the most compelling accounts of the structure of knowledge and justification. This explains, at least in part, why foundationalism has been very prominent historically and is still widely held in contemporary epistemology.  COHERENTISM, EPISTEMOLOGY, JUSTIFICATION. P.K.M. foundation axiom.

SET THEORY. Four Books, a group of Confucian texts including the Ta-hsüeh (Great Learning), Chung-Yung (Doctrine of the Mean), Lun Yü (Analects), and Meng Tzu (Book of Mencius), the latter two containing respectively the teachings of Confucius (sixth– fifth century B.C.) and Mencius (fourth century B.C.), and the former two being chapters from the Li-Chi (Book of Rites). Chu Hsi (1130–1200) selected the texts as basic ones for Confucian education, and wrote influential commentaries on them. The texts served as the basis of civil service exinations from 1313 to 1905; as a result, they exerted great influence both on the development of Confucian thought and on Chinese life in general. K.-l.S. four causes.ARISTOTLE. four elements.EMPEDOCLES. four humors.GALEN. Fourier, François-Marie-Charles (1772–1837), French social theorist and radical critic, often called a utopian socialist. His main works were The Theory of Universal Unity (1822) and The New Industrial and Societal World (1829). He argued that since each person has, not an integral soul but only a partial one, personal integrity is possible only in unity with others. Fourier thought that all existing societies were antagonistic. (Following Edenism, he believed societies developed through stages of savagery, patriarchalism, barbarianism, and civilization.) He believed this antagonism could be transcended only in Harmony. It would be based on twelve kinds of passions. (Five were sensual, four affective, and three distributive; and these in turn encouraged the passion for unity.) The basic social unit would be a phalanx containing 300– 400 filies (about 1,600–1,800 people) of scientifically blended characters. As a place of production but also of maximal satisfaction of the passions of every member, Harmony should make labor attractive and pleasurable. The main occupations of its members should be gastronomy, opera, and horticulture. It should also establish a new world of love (a form of polygy) where men and women would be equal in rights. Fourier believed that phalanxes would attract members of all other social systems, even the less civilized, and bring about this new world system. Fourier’s vision of cooperation (both in theory and experimental practice) influenced some anarchists, syndicalists, and the cooperationist movement. His radical social critique was important for the development of political and social thought in France, Europe, and North erica.  POLITICAL PHILOSOPHY. G.Fl. fourth condition.EPISTEMOLOGY. fourth condition problem.EPISTEMOLOGY. fre.COGNITIVE SCIENCE. Frankena, Willi K. (1908–94), erican moral philosopher who wrote a series of influential articles and a text, Ethics (1963), which was translated into eight languages and remains in use today. Frankena taught at the University of Michigan (1937–78), where he and his colleagues Charles Stevenson (1908–79), a leading noncognitivist, and Richard Brandt, an important ethical naturalist, formed for many years one of the most formidable faculties in moral philosophy in the world. Frankena was known for analytical rigor and sharp insight, qualities already evident in his first essay, “The Naturalistic Fallacy” (1939), which refuted Moore’s influential claim that ethical naturalism (or any other reductionist ethical theory) could be convicted of logical error. At best, Frankena showed, reductionists could be said to conflate or misidentify ethical properties with properties of some other kind. Even put this way, such assertions were question-begging, Frankena argued. Where Moore claimed to see propfoundation axiom Frankena, Willi K. 323 - 323 erties of two different kinds, naturalists and other reductionists claimed to be able to see only one. Many of Frankena’s most important papers concerned similarly fundental issues about value and normative judgment. “Obligation and Motivation in Recent Moral Philosophy” (1958), for exple, is a classic treatment of the debate between internalism, which holds that motivation is essential to obligation or to the belief or perception that one is obligated, and externalism, which holds that motivation is only contingently related to these. In addition to metaethics, Frankena’s published works ranged broadly over normative ethical theory, virtue ethics, moral psychology, religious ethics, moral education, and the philosophy of education. Although relatively few of his works were devoted exclusively to the area, Frankena was also known as the preeminent historian of ethics of his day. More usually, Frankena used the history of ethics as a frework within which to discuss issues of perennial interest. It was, however, for Ethics, one of the most widely used and frequently cited philosophical ethics textbooks of the twentieth century, that Frankena was perhaps best known. Ethics continues to provide an unparalleled introduction to the subject, as useful in a first undergraduate course as it is to graduate students and professional philosophers looking for perspicuous ways to fre issues and categorize alternative solutions. For exple, when in the 1970s philosophers ce to systematically investigate normative ethical theories, it was Frankena’s distinction in Ethics between deontological and teleological theories to which they referred. 

Frankfurt School, a group of philosophers, cultural critics, and social scientists associated with the Institute for Social Research, which was founded in Frankfurt in 1929. Its prominent members included, ong others, the philosophers Horkheimer, Adorno, and Marcuse, as well as the psychoanalyst Erich Fromm (1900–80) and the literary critic Walter Benjin (1892– 1940). Habermas is the leading representative of its second generation. The Frankfurt School is less known for particular theories or doctrines than for its progr of a “critical theory of society.” Critical theory represents a sophisticated effort to continue Marx’s transformation of moral philosophy into social and political critique, while rejecting orthodox Marxism as a dogma. Critical theory is primarily a way of doing philosophy, integrating the normative aspects of philosophical reflection with the explanatory achievements of the social sciences. The ultimate goal of its progr is to link theory and practice, to provide insight, and to empower subjects to change their oppressive circumstances and achieve human emancipation, a rational society that satisfies human needs and powers. The first generation of the Frankfurt School went through three phases of development. The first, lasting from the beginning of the Institute until the end of the 1930s, can be called “interdisciplinary historical materialism” and is best represented in Horkheimer’s progrmatic writings. Horkheimer argued that a revised version of historical materialism could organize the results of social research and give it a critical perspective. The second, “critical theory” phase saw the abandonment of Marxism for a more generalized notion of critique. However, with the near-victory of the Nazis in the early 1940s, Horkheimer and Adorno entered the third phase of the School, “the critique of instrumental reason.” In their Dialectic of Enlightenment (1941) as well as in Marcuse’s One Dimensional Man (1964), the process of instrumentally dominating nature leads to dehumanization and the domination of human beings. In their writings after World War II, Adorno and Horkheimer bece increasingly pessimistic, seeing around them a “totally administered society” and a manipulated, commodity culture. Horkheimer’s most important essays are from the first phase and focus on the relation of philosophy and social science. Besides providing a clear definition and progr for critical social science, he proposes that the normative orientation of philosophy should be combined with the empirical research in the social sciences. This metaphilosophical orientation distinguishes a “critical,” as opposed to “traditional,” theory. For exple, such a progr demands rethinking the relation of epistemology to the sociology of science. A critical theory seeks to show how the norm of truth is historical and practical, without falling into the skepticism or relativism of traditional sociologies of knowledge such as Mannheim’s. Adorno’s major writings belong primarily to the second and third phases of the development of the Frankfurt School. As the possibilities for criticism appeared to him increasingly narrow, Adorno sought to discover them in aesthetic experience and the mimetic relation to nature. Adorno’s approach was motivated by his view Frankfurt School Frankfurt School 324 - 324 that modern society is a “false totality.” His diagnosis of the causes traced this trend back to the spread of a one-sided, instrumental reason, based on the domination of nature and other human beings. For this reason, he sought a noninstrumental and non-dominating relation to nature and to others, and found it in diverse and fragmentary experiences. Primarily, it is art that preserves this possibility in contemporary society, since in art there is a possibility of mimesis, or the “non-identical” relation to the object. Adorno’s influential attempt to avoid “the logic of identity” gives his posthumous Aesthetic Theory (1970) and other later works a paradoxical character. It was in reaction to the third phase that the second generation of the Frankfurt School recast the idea of a critical theory. Habermas argued for a new emphasis on normative foundations as well as a return to an interdisciplinary research progr in the social sciences. After first developing such a foundation in a theory of cognitive interests (technical, practical, and emancipatory), Habermas turned to a theory of the unavoidable presuppositions of communicative action and an ethics of discourse. The potential for emancipatory change lies in communicative, or discursive, rationality and practices that embody it, such as the democratic public sphere. Habermas’s analysis of communication seeks to provide norms for non-dominating relations to others and a broader notion of reason. 

free logic, a system of quantification theory, with or without identity, that allows for non-denoting singular terms. In classical quantification theory, all singular terms (free variables and individual constants) are assigned a denotation in all models. But this condition appears counterintuitive when such systems are applied to natural language, where many singular terms seem to be non-denoting (‘Pegasus’, ‘Sherlock Holmes’, and the like). Various solutions of this problem have been proposed, ranging from Frege’s chosen object theory (assign an arbitrary denotation to each non-denoting singular term) to Russell’s description theory (deny singular term status to most expressions used as such in natural language, and eliminate them from the “logical form” of that language) to a weakening of the quantifiers’ “existential import,” which allows for denotations to be possible, but not necessarily actual, objects. All these solutions preserve the structure of classical quantification theory and make adjustments at the level of application. Free logic is a more radical solution: it allows for legitimate singular terms to be denotationless, maintains the quantifiers’ existential import, but modifies both the proof theory and the semantics of first-order logic. Within proof theory, the main modification consists of eliminating the rule of existential generalization, which allows one to infer ‘There exists a flying horse’ from ‘Pegasus is a flying horse’. Within semantics, the main problem is giving truth conditions for sentences containing non-denoting singular terms, and there are various ways of accomplishing this. Conventional semantics assigns truth-values to atomic sentences containing non-denoting singular terms by convention, and then determines the truth-values of complex sentences as usual. Outer domain semantics divides the domain of interpretation into an inner and an outer part, using the inner part as the range of quantifiers and the outer part to provide for “denotations” for non-denoting singular terms (which are then not literally denotationless, but rather left without an existing denotation). Supervaluational semantics, when considering a sentence A, assigns all possible combinations of truth-values to the atomic components of A containing non-denoting singular terms, evaluates A on the basis of each of those combinations, and then assigns to A the logical product of all such evaluations. (Thus both ‘Pegasus flies’ and ‘Pegasus does not fly’ turn out truth-valueless, but ‘Pegasus flies or Pegasus does not fly’ turns out true since whatever truth-value is assigned to its atomic component ‘Pegasus flies’ the truth-value for the whole sentence is true.) A free logic is inclusive if it allows for the possibility that the range of quantifiers be empty (that there exists nothing at all); it is exclusive otherwise.  FORMAL SEMANTICS, PROOF THEORY, QUANTIFICATION. E.Ben. Frankfurt-style case free logic 325 - 325 free rider, a person who benefits from a social arrangement without bearing an appropriate share of the burdens of maintaining that arrangement, e.g. one who benefits from government services without paying one’s taxes that support them. The arrangements from which a free rider benefits may be either formal or informal. Cooperative arrangements that permit free riders are likely to be unstable; parties to the arrangement are unlikely to continue to bear the burdens of maintaining it if others are able to benefit without doing their part. As a result, it is common for cooperative arrangements to include mechanisms to discourage free riders, e.g. legal punishment, or in cases of informal conventions the mere disapproval of one’s peers. It is a matter of some controversy as to whether it is always morally wrong to benefit from an arrangement without contributing to its maintenance.  JUSTICE, SOCIAL CHOICE THEORY, UTILITARIANISM. W.T. free variable.VARIABLE. free will defense.PHILOSOPHY OF RELIGION. free will problem, the problem of the nature of free agency and its relation to the origins and conditions of responsible behavior. For those who contrast ‘free’ with ‘determined’, a central question is whether humans are free in what they do or determined by external events beyond their control. A related concern is whether an agent’s responsibility for an action requires that the agent, the act, or the relevant decision be free. This, in turn, directs attention to action, motivation, deliberation, choice, and intention, and to the exact sense, if any, in which our actions are under our control. Use of ‘free will’ is a matter of traditional nomenclature; it is debated whether freedom is properly ascribed to the will or the agent, or to actions, choices, deliberations, etc. Controversy over conditions of responsible behavior forms the predominant historical and conceptual background of the free will problem. Most who ascribe moral responsibility acknowledge some sense in which agents must be free in acting as they do; we are not responsible for what we were forced to do or were unable to avoid no matter how hard we tried. But there are differing accounts of moral responsibility and disagreements about the nature and extent of such practical freedom (a notion also important in Kant). Accordingly, the free will problem centers on these questions: Does moral responsibility require any sort of practical freedom? If so, what sort? Are people practically free? Is practical freedom consistent with the antecedent determination of actions, thoughts, and character? There is vivid debate about this last question. Consider a woman deliberating about whom to vote for. From her first-person perspective, she feels free to vote for any candidate and is convinced that the selection is up to her regardless of prior influences. But viewing her eventual behavior as a segment of larger natural and historical processes, many would argue that there are underlying causes determining her choice. With this contrast of intuitions, any attempt to decide whether the voter is free depends on the precise meanings associated with terms like ‘free’, ‘determine’, and ‘up to her’. One thing (event, situation) determines another if the latter is a consequence of it, or necessitated by it, e.g., the voter’s hand movements by her intention. As usually understood, determinism holds that whatever happens is determined by antecedent conditions, where determination is standardly conceived as causation by antecedent events and circumstances. So construed, determinism implies that at any time the future is already fixed and unique, with no possibility of alternative development. Logical versions of determinism declare each future event to be determined by what is already true, specifically, by the truth that it will occur then. Typical theological variants accept the predestination of all circumstances and events inasmuch as a divine being knows in advance (or even from eternity) that they will obtain. Two elements are common to most interpretations of ‘free’. First, freedom requires an absence of determination or certain sorts of determination, and second, one acts and chooses freely only if these endeavors are, properly speaking, one’s own. From here, accounts diverge. Some take freedom (liberty) of indifference or the contingency of alternative courses of action to be critical. Thus, for the woman deliberating about which candidate to select, each choice is an open alternative inasmuch as it is possible but not yet necessitated. Indifference is also construed as motivational equilibrium, a condition some find essential to the idea that a free choice must be rational. Others focus on freedom (liberty) of spontaneity, where the voter is free if she votes as she chooses or desires, a reading that reflects the popular equation of freedom with “doing what you want.” Associated with both analyses is a third by which the woman acts freely if she exercises her control, implying responsiveness to free rider free will problem 326 - 326 intent as well as both abilities to perform an act and to refrain. A fourth view identifies freedom with autonomy, the voter being autonomous to the extent that her selection is self-determined, e.g., by her character, deeper self, higher values, or informed reason. Though distinct, these conceptions are not incompatible, and many accounts of practical freedom include elements of each. Determinism poses problems if practical freedom requires contingency (alternate possibilities of action). Incompatibilism maintains that determinism precludes freedom, though incompatibilists differ whether everything is determined. Those who accept determinism thereby endorse hard determinism (associated with eighteenthcentury thinkers like d’Holbach and, recently, certain behaviorists), according to which freedom is an illusion since behavior is brought about by environmental and genetic factors. Some hard determinists also deny the existence of moral responsibility. At the opposite extreme, metaphysical libertarianism asserts that people are free and responsible and, a fortiori, that the past does not determine a unique future – a position some find enhanced by developments in quantum physics. ong adherents of this sort of incompatibilism are those who advocate a freedom of indifference by describing responsible choices as those that are undetermined by antecedent circumstances (Epicureans). To rebut the charge that choices, so construed, are random and not really one’s “own,” it has been suggested that several elements, including an agent’s reasons, delimit the range of possibilities and influence choices without necessitating them (a view held by Leibniz and, recently, by Robert Kane). Libertarians who espouse agency causation, on the other hand, blend contingency with autonomy in characterizing a free choice as one that is determined by the agent who, in turn, is not caused to make it (a view found in Carneades and Reid). Unwilling to abandon practical freedom yet unable to understand how a lack of determination could be either necessary or desirable for responsibility, many philosophers take practical freedom and responsibility to be consistent with determinism, thereby endorsing compatibilism. Those who also accept determinism advocate what Jes called soft determinism. Its supporters include some who identify freedom with autonomy (the Stoics, Spinoza) and others who chpion freedom of spontaneity (Hobbes, Locke, Hume). The latter speak of liberty as the power of doing or refraining from an action according to what one wills, so that by choosing otherwise one would have done otherwise. An agent fails to have liberty when constrained, that is, when either prevented from acting as one chooses or compelled to act in a manner contrary to what one wills. Extending this model, liberty is also diminished when one is caused to act in a way one would not otherwise prefer, either to avoid a greater danger (coercion) or because there is deliberate interference with the envisioning of alternatives (manipulation). Compatibilists have shown considerable ingenuity in responding to criticisms that they have ignored freedom of choice or the need for open alternatives. Some apply the spontaneity, control, or autonomy models to decisions, so that the voter chooses freely if her decision accords with her desires, is under her control, or conforms to her higher values, deeper character, or informed reason. Others challenge the idea that responsibility requires alternative possibilities of action. The so-called Frankfurt-style cases (developed by Harry G. Frankfurt) are situations where an agent acts in accord with his desires and choices, but because of the presence of a counterfactual intervener – a mechanism that would have prevented the agent from doing any alternative action had he shown signs of acting differently – the agent could not have done otherwise. Frankfurt’s intuition is that the agent is as responsible as he would have been if there were no intervener, and thus that responsible action does not require alternative possibilities. Critics have challenged the details of the Frankfurt-style cases in attempting to undermine the appeal of the intuition. A different compatibilist tactic recognizes the need for open alternatives and employs versions of the indifference model in describing practical freedom. Choices are free if they are contingent relative to certain subsets of circumstances, e.g. those the agent is or claims to be cognizant of, with the openness of alternatives grounded in what one can choose “for all one knows.” Opponents of compatibilism charge that since these refinements leave agents subject to external determination, even by hidden controllers, compatibilism continues to face an insurmountable challenge. Their objections are sometimes summarized by the consequence argument (so called by Peter van Inwagen, who has prominently defended it): if everything were determined by factors beyond one’s control, then one’s acts, choices, and character would also be beyond one’s control, and consequently, agents would never be free and there would be nothing free will problem free will problem 327 - 327 for which they are responsible. Such reasoning usually employs principles asserting the closure of the practical modalities (ability, control, avoidability, inevitability, etc.) under consequence relations. However, there is a reason to suppose that the sort of ability and control required by responsibility involve the agent’s sense of what can be accomplished. Since cognitive states are typically not closed under consequence, the closure principles underlying the consequence argument are disputable. 

Frege, Gottlob (1848–1925), German mathematician and philosopher. A founder of modern mathematical logic, an advocate of logicism, and a major source of twentieth-century analytic philosophy, he directly influenced Russell, Wittgenstein, and Carnap. Frege’s distinction between the sense and the reference of linguistic expressions continues to be debated. His first publication in logic was his strikingly original 1879 Begriffsschrift (Concept-notation). Here he devised a formal language whose central innovation is the quantifier-variable notation to express generality; he set forth in this language a version of second-order quantificational logic that he used to develop a logical definition of the ancestral of a relation. Frege invented his Begriffsschrift in order to circumvent drawbacks of the use of colloquial language to state proofs. Colloquial language is irregular, unperspicuous, and biguous in its expression of logical relationships. Moreover, logically crucial features of the content of statements may remain tacit and unspoken. It is thus impossible to determine exhaustively the premises on which the conclusion of any proof conducted within ordinary language depends. Frege’s Begriffsschrift is to force the explicit statement of the logically relevant features of any assertion. Proofs in the system are limited to what can be obtained from a body of evidently true logical axioms by means of a small number of truth-preserving notational manipulations (inference rules). Here is the first hallmark of Frege’s view of logic: his formulation of logic as a formal system and the ideal of explicitness and rigor that this presentation subserves. Although the formal exactitude with which he formulates logic makes possible the metathematical investigation of formalized theories, he showed almost no interest in metathematical questions. He intended the Begriffsschrift to be used. How though does Frege conceive of the subject matter of logic? His orientation in logic is shaped by his anti-psychologism, his conviction that psychology has nothing to do with logic. He took his notation to be a full-fledged language in its own right. The logical axioms do not mention objects or properties whose investigation pertains to some special science; and Frege’s quantifiers are unrestricted. Laws of logic are, as he says, the laws of truth, and these are the most general truths. He envisioned the supplementation of the logical vocabulary of the Begriffsschrift with the basic vocabulary of the special sciences. In this way the Begriffsschrift affords a frework for the completely rigorous deductive development of any science whatsoever. This resolutely nonpsychological universalist view of logic as the most general science is the second hallmark of Frege’s view of logic. This universalist view distinguishes his approach sharply from the coeval algebra of logic approach of George Boole and Ernst Schröder. Wittgenstein, both in the Tractatus Logico-Philosophicus (1921) and in later writings, is very critical of Frege’s universalist view. Logical positivism – most notably Carnap in The Logical Syntax of Language (1934) – rejected it as well. Frege’s universalist view is also distinct from more contemporary views. With his view of quantifiers as intrinsically unrestricted, he saw little point in talking of varying interpretations of a language, believing that such talk is a confused way of getting at what is properly said by means of second-order generalizations. In particular, the semantical conception of logical consequences that becomes prominent in logic after Kurt Gödel’s and Tarski’s work is foreign to Frege. Frege’s work in logic was prompted by an inquiry after the ultimate foundation for arithmetic truths. He criticized J. S. Mill’s empiricist attempt to ground knowledge of the arithmetic of the positive integers inductively in our manipulations of small collections of things. He also rejected crudely formalist views that take pure mathematics to be a sort of notational ge. In contrast to these views and Kant’s, he hoped to use his Begriffsschrift to define explicitly the basic notions of arithmetic in logical terms and to deduce the basic principles of arithmetic from logical axioms and these definitions. The explicitness and rigor of his formulation of logic will guarantee that there are no implicit extralogical premises on which the arithmetical conclusions depend. Such proofs, he believed, would show arithmetic to be analytic, not synthetic as Kant had claimed. However, Frege redefined ‘analytic’ to mean ‘provable from Frege, Gottlob Frege, Gottlob 328 - 328 logical laws’ (in his rather un-Kantian sense of ‘logic’) and definitions. Frege’s strategy for these proofs rests on an analysis of the concept of cardinal number that he presented in his nontechnical 1884 book, The Foundations of Arithmetic. Frege, attending to the use of numerals in statements like ‘Mars has two moons’, argued that it contains an assertion about a concept, that it asserts that there are exactly two things falling under the concept ‘Martian moon’. He also noted that both numerals in these statements and those of pure arithmetic play the logical role of singular terms, his proper nes. He concluded that numbers are objects so that a definition of the concept of number must then specify what objects numbers are. He observed that (1) the number of F % the number of G just in case there is a one-to-one correspondence between the objects that are F and those that are G. The right-hand side of (1) is statable in purely logical terms. As Frege recognized, thanks to the definition of the ancestral of a relation, (1) suffices in the second-order setting of the Begriffsschrift for the derivation of elementary arithmetic. The vindication of his logicism requires, however, the logical definition of the expression ‘the number of’. He sharply criticized the use in mathematics of any notion of set or collection that views a set as built up from its elements. However, he assumed that, corresponding to each concept, there is an object, the extension of the concept. He took the notion of an extension to be a logical one, although one to which the notion of a concept is prior. He adopted as a fundental logical principle the ill-fated biconditional: the extension of F % the extension of G just in case every F is G, and vice versa. If this principle were valid, he could exploit the equivalence relation over concepts that figures in the right-hand side of (1) to identify the number of F with a certain extension and thus obtain (1) as a theorem. In The Basic Laws of Arithmetic (vol. 1, 1893; vol. 2, 1903) he formalized putative proofs of basic arithmetical laws within a modified version of the Begriffsschrift that included a generalization of the law of extensions. However, Frege’s law of extensions, in the context of his logic, is inconsistent, leading to Russell’s paradox, as Russell communicated to Frege in 1902. Frege’s attempt to establish logicism was thus, on its own terms, unsuccessful. In Begriffsschrift Frege rejected the thesis that every uncompound sentence is logically segmented into a subject and a predicate. Subsequently, he said that his approach in logic was distinctive in starting not from the synthesis of concepts into judgments, but with the notion of truth and that to which this notion is applicable, the judgeable contents or thoughts that are expressed by statements. Although he said that truth is the goal of logic, he did not think that we have a grasp of the notion of truth that is independent of logic. He eschewed a correspondence theory of truth, embracing instead a redundancy view of the truth-predicate. For Frege, to call truth the goal of logic points toward logic’s concern with inference, with the recognition-of-thetruth (judging) of one thought on the basis of the recognition-of-the-truth of another. This recognition-of-the-truth-of is not verbally expressed by a predicate, but rather in the assertive force with which a sentence is uttered. The starting point for logic is then reflection on elementary inference patterns that analyze thoughts and reveal a logical segmentation in language. This starting point, and the fusion of logical and ontological categories it engenders, is arguably what Frege is pointing toward by his enigmatic context principle in Foundations: only in the context of a sentence does a word have a meaning. He views sentences as having a function-argument segmentation like that manifest in the terms of arithmetic, e.g., (3 $ 4) ! 2. Truth-functional inference patterns, like modus ponens, isolate sentences as logical units in compound sentences. Leibniz’s law – the substitution of one ne for another in a sentence on the basis of an equation – isolates proper nes. Proper nes designate objects. Predicates, obtainable by removing proper nes from sentences, designate concepts. The removal of a predicate from a sentence leaves a higher level predicate that signifies a second-level concept under which first-level concepts fall. An exple is the universal quantifier over objects: it designates a second-level concept under which a first-level concept falls, if every object falls under it. Frege takes each first-level concept to be determinately true or false of each object. Vague predicates, like ‘is bald’, thus fail to signify concepts. This requirement of concept determinacy is a product of Frege’s construal of quantification over objects as intrinsically unrestricted. Thus, concept determinacy is simply a form of the law of the excluded middle: for any concept F and any object x, either x is F or x is not F. Frege elaborates and modifies his basic logical ideas in three seminal papers from 1891–92, “Function and Concept,” “On Concept and Frege, Gottlob Frege, Gottlob 329 - 329 Object,” and “On Sense and Meaning.” In “Function and Concept,” Frege sharpens his conception of the function-argument structure of language. He introduces the two truth-values, the True and the False, and maintains that sentences are proper nes of these objects. Concepts become functions that map objects to either the True or the False. The course-of-values of a function is introduced as a generalization of the notion of an extension. Generally then, an object is anything that might be designated by a proper ne. There is nothing more basic to be said by way of elucidating what an object is. Similarly, first-level functions are what are designated by the expressions that result from removing nes from compound proper nes. Frege calls functions unsaturated or incomplete, in contrast to objects, which are saturated. Proper nes and function nes are not intersubstitutable so that the distinction between objects and functions is a type-theoretic, categorial distinction. No function is an object; no function ne designates an object; there are no quantifiers that simultaneously generalize over both functions and concepts. Just here Frege’s exposition of his views, if not the views themselves, encounter a difficulty. In explaining his views, he uses proper nes of the form ‘the concept F’ to talk about concepts; and in contrasting unsaturated functions with saturated objects, apepars to generalize over both with a single quantifier. Benno Kerry, a contemporary of Frege, charged Frege’s views with inconsistency. Since the phrase ‘the concept horse’ is a proper ne, it must designate an object. On Frege’s view, it follows that the concept ‘horse’ is not a concept, but an object, an apparent inconsistency. Frege responded to Kerry’s criticism in “On Concept and Object.” He embraced Kerry’s paradox, denying that it represents a genuine inconsistency, while admitting that his remarks about the function–object distinction are, as the result of an unavoidable awkwardness of language, misleading. Frege maintained that the distinction between function and object is logically simple and so cannot be properly defined. His remarks on the distinction are informal handwaving designed to elucidate what is captured within the Begriffsschrift by the difference between proper nes and function nes together with their associated distinct quantifiers. Frege’s handling of the function– object distinction is a likely source for Wittgenstein’s say–show distinction in the Tractatus. At the beginning of “On Sense and Meaning,” Frege distinguishes between the reference or meaning (Bedeutung) of a proper ne and its sense (Sinn). He observes that the sentence ‘The Morning Star is identical with the Morning Star’ is a trivial instance of the principle of identity. In contrast, the sentence ‘The Morning Star is identical with the Evening Star’ expresses a substantive astronomical discovery. The two sentences thus differ in what Frege called their cognitive value: someone who understood both might believe the first and doubt the second. This difference cannot be explained in terms of any difference in reference between nes in these sentences. Frege explained it in terms of a difference between the senses expressed by ‘the Morning Star’ and ‘the Evening Star’. In posthumously published writings, he indicated that the sense–reference distinction extends to function nes as well. In this distinction, Frege extends to nes the notion of the judgeable content expressed by a sentence: the sense of a ne is the contribution that the ne makes to the thought expressed by sentences in which it occurs. Simultaneously, in classifying sentences as proper nes of truth-values, he applies to sentences the notion of a ne’s referring to something. Frege’s function-argument view of logical segmentation constrains his view of both the meaning and the sense of compound nes: the substitution for any ne occurring in a compound expression of a ne with the se reference (sense) yields a new compound expression with the se reference (sense) as the original. Frege advances several theses about sense that individually and collectively have been a source of debate in philosophy of language. First, the sense of an expression is what is grasped by anyone who understands it. Despite the connection between understanding and sense, Frege provides no account of synonymy, no identity criteria for senses. Second, the sense of an expression is not something psychological. Senses are objective. They exist independently of anyone’s grasping them; their availability to different thinkers is a presupposition for communication in science. Third, the sense expressed by a ne is a mode of presentation of the ne’s reference. Here Frege’s views contrast with Russell’s. Corresponding to Frege’s thoughts are Russell’s propositions. In The Principles of Mathematics (1903), Russell maintained that the meaningful words in a sentence designate things, properties, and relations that are themselves constituents of the proposition expressed by the sentence. For Frege, our access through judgment to objects and functions is via Frege, Gottlob Frege, Gottlob 330 - 330 the senses that are expressed by nes that mean these items. These senses, not the items they present, occur in thoughts. Nes expressing different senses may refer to the se item; and some nes, while expressing a sense, refer to nothing. Any compound ne containing a ne that has a sense, but lacks a reference, itself lacks a meaning. A person may fully understand an expression without knowing whether it means anything and without knowing whether it designates what another understood ne does. Fourth, the sense ordinarily expressed by a ne is the reference of the ne, when the ne occurs in indirect discourse. Although the Morning Star is identical with the Evening Star, the inference from the sentence ‘Smith believes that the Morning Star is a planet’ to ‘Smith believes that the Evening Star is a planet’ is not sound. Frege, however, accepts Leibniz’s law without restriction. He accordingly takes such seeming failures of Leibniz’s law to expose a pervasive biguity in colloquial language: nes in indirect discourse do not designate what they designate outside of indirect discourse. The fourth thesis is offered as an explanation of this biguity. 
French personalism, a Christian socialism stressing social activism and personal responsibility, the theoretical basis for the Christian workers’ Esprit movement begun in the 1930s by Emmanuel Mounier (1905–50), a Christian philosopher and activist. Influenced by both the religious existentialism of Kierkegaard and the radical social action called for by Marx and in part taking direction from the earlier work of Charles Péguy, the movement strongly opposed fascism and called for worker solidarity during the 1930s and 1940s. It also urged a more humane treatment of France’s colonies. Personalism allowed for a Christian socialism independent of both more conservative Christian groups and the Communist labor unions and party. Its most important single book is Mounier’s Personalism. The quarterly journal Esprit has regularly published contributions of leading French and international thinkers. Such well-known Christian philosophers as Henry Duméry, Marcel, Maritain, and Ricoeur were attracted to the movement.  MARCEL, MARITAIN, PERSONALISM, RICOEUR. J.Bi. Freud, Sigmund (1856–1939), Austrian neurologist and psychologist, the founder of psychoanalysis. Starting with the study of hysteria in late nineteenth-century Vienna, Freud developed a theory of the mind that has come to dominate modern thought. His notions of the unconscious, of a mind divided against itself, of the meaningfulness of apparently meaningless activity, of the displacement and transference of feelings, of stages of psychosexual development, of the pervasiveness and importance of sexual motivation, as well as of much else, have helped shape modern consciousness. His language (and that of his translators), whether specifying divisions of the mind (e.g. id, ego, and superego), types of disorder (e.g. obsessional neurosis), or the structure of experience (e.g. Oedipus complex, narcissism), has become the language in which we describe and understand ourselves and others. As the poet W. H. Auden wrote on the occasion of Freud’s death, “if often he was wrong and, at times, absurd, / to us he is no more a person / now but a whole climate of opinion / under whom we conduct our different lives. . . .” Hysteria is a disorder involving organic symptoms with no apparent organic cause. Following early work in neurophysiology, Freud (in collaboration with Josef Breuer) ce to the view that “hysterics suffer mainly from reminiscences,” in particular buried memories of traumatic experiences, the strangulated affect of which emerged (in conversion hysteria) in the distorted form of physical symptoms. Treatment involved the recovery of the repressed memories to allow the cathartic discharge or abreaction of the previously displaced and strangulated affect. This provided the background for Freud’s seduction theory, which traced hysterical symptoms to traumatic prepubertal sexual assaults (typically by fathers). But Freud later abandoned the seduction theory because the energy assumptions were problematic (e.g., if the only energy involved was strangulated affect from long-past external trauma, why didn’t the symptom successfully use up that energy and so clear itself up?) and because he ce to see that fantasy could have the se effects as memory of actual events: “psychical reality was of more importance than material reality.” What was repressed was not memories, but desires. He ce to see the repetition of symptoms as fueled by internal, in particular sexual, energy. While it is certainly true that Freud saw the Frege-Geach point Freud, Sigmund 331 - 331 working of sexuality almost everywhere, it is not true that he explained everything in terms of sexuality alone. Psychoanalysis is a theory of internal psychic conflict, and conflict requires at least two parties. Despite developments and changes, Freud’s instinct theory was determinedly dualistic from beginning to end – at the beginning, libido versus ego or self-preservative instincts, and at the end Eros versus Thanatos, life against death. Freud’s instinct theory (not to be confused with standard biological notions of hereditary behavior patterns in animals) places instincts on the borderland between the mental and physical and insists that they are internally complex. In particular, the sexual instinct must be understood as made up of components that vary along a number of dimensions (source, aim, and object). Otherwise, as Freud argues in his Three Essays on the Theory of Sexuality (1905), it would be difficult to understand how the various perversions are recognized as “sexual” despite their distance from the “normal” conception of sexuality (heterosexual genital intercourse between adults). His broadened concept of sexuality makes intelligible sexual preferences emphasizing different sources (erotogenic zones or bodily centers of arousal), aims (acts, such as intercourse and looking, designed to achieve pleasure and satisfaction), and objects (whether of the se or different gender, or even other than whole living persons). It also allows for the recognition of infantile sexuality. Phenomena that might not on the surface appear sexual (e.g. childhood thumbsucking) share essential characteristics with obviously sexual activity (infantile sensual sucking involves pleasurable stimulation of the se erotogenic zone, the mouth, stimulated in adult sexual activities such as kissing), and can be understood as earlier stages in the development of the se underlying instinct that expresses itself in such various forms in adult sexuality. The standard developmental stages are oral, anal, phallic, and genital. Neuroses, which Freud saw as “the negative of perversions” (i.e., the se desires that might in some lead to perverse activity, when repressed, result in neurosis), could often be traced to struggles with the Oedipus complex: the “nucleus of the neuroses.” The Oedipus complex, which in its positive form postulates sexual feelings toward the parent of the opposite sex and bivalently hostile feelings toward the parent of the se sex, suggests that the universal shape of the human condition is a triangle. The conflict reaches its peak between the ages of three and five, during the phallic stage of psychosexual development. The fundental structuring of emotions has its roots in the prolonged dependency of the human infant, leading to attachment – a primary form of love – to the primary caregiver, who (partly for biological reasons such as lactation) is most often the mother, and the experience of others as rivals for the time, attention, and concern of the primary caregiver. Freud’s views of the Oedipus complex should not be oversimplified. The sexual desires involved, e.g., are typically unconscious and necessarily infantile, and infantile sexuality and its associated desires are not expressed in the se form as mature genital sexuality. His efforts to explain the distinctive features of female psychosexual development in particular led to some of his most controversial views, including the postulation of penis envy to explain why girls but not boys standardly experience a shift in gender of their primary love object (both starting with the mother as the object). Later love objects, including psychoanalysts as the objects of transference feelings (in the analytic setting, the analyst functions as a blank screen onto which the patient projects feelings), are the results of displacement or transference from earlier objects: “The finding of an object is in fact a refinding of it.” Freud used the se structure of explanation for symptoms and for more normal phenomena, such as dres, jokes, and slips of the tongue. All can be seen as compromise formations between forces pressing for expression (localized by Freud’s structural theory in the id, understood as a reservoir of unconscious instinct) and forces of repression (some also unconscious, seeking to meet the constraints of morality and reality). On Freud’s underlying model, the fundental process of psychic functioning, the primary process, leads to the uninhibited discharge of psychic energy. Such discharge is experienced as pleasurable, hence the governing principle of the fundental process is called the pleasure principle. Increase of tension is experienced as unpleasure, and the psychic apparatus aims at a state of equilibrium or constancy (sometimes Freud writes as if the state aimed at is one of zero tension, hence the Nirvana principle associated with the death instinct in Freud’s Beyond the Pleasure Principle [1920]). But since pleasure can in fact only be achieved under specific conditions, which sometimes require arrangement, planning, and delay, individuals must learn to inhibit discharge, and this secondary process thinking is governed by what Freud ce to call the reality principle. The aim is still satisfaction, but the “exigencies of life” require attention, reasoning, and Freud, Sigmund Freud, Sigmund 332 - 332 judgment to avoid falling into the fantasy wishfulfillment of the primary process. Sometimes defense mechanisms designed to avoid increased tension or unpleasure can fail, leading to neurosis (in general, under the theory, a neurosis is a psychological disorder rooted in unconscious conflict – particular neuroses being correlated with particular phases of development and particular mechanisms of defense). Repression, involving the confining of psychic representations to the unconscious, is the most important of the defense mechanisms. It should be understood that unlike preconscious ideas, which are merely descriptively unconscious (though one may not be aware of them at the moment, they are readily accessible to consciousness), unconscious ideas in the strict sense are kept from awareness by forces of repression, they are dynically unconscious – as evidenced by the resistance to making the unconscious conscious in therapy. Freud’s deep division of the mind between unconscious and conscious goes beyond neurotic symptoms to help make sense of filiar forms of irrationality (such as selfdeception, bivalence, and weakness of the will) that are highly problematical on Cartesian models of an indivisible unitary consciousness. Perhaps the best exple of the primary process thinking that characterizes the unconscious (unconstrained by the realities of time, contradiction, causation, etc.) can be found in dreing. Freud regarded dres as “the royal road to a knowledge of the unconscious.” Dres are the disguised fulfillment of unconscious wishes. In extracting the meaning of dres through a process of interpretation, Freud relied on a central distinction between the manifest content (the dre as dret or as remembered on waking) and the latent content (the unconscious drethoughts). Freud held that interpretation via association to particular elements of the manifest content reversed the process of dre construction, the dre-work in which various mechanisms of distortion operated on the day’s residues (perceptions and thoughts stemming from the day before the dre was dret) and the latent dre-thoughts to produce the manifest dre. Prominent ong the mechanisms are the condensation (in which many meanings are represented by a single idea) and displacement (in which there is a shift of affect from a significant and intense idea to an associated but otherwise insignificant one) also typical of neurotic symptoms, as well as considerations of representability and secondary revision more specific to dre formation. Symbolism is less prominent in Freud’s theory of dres than is often thought; indeed, the section on symbols appeared only as a later addition to The Interpretation of Dres (1900). Freud explicitly rejected the ancient “dre book” mode of interpretation in terms of fixed symbols, and believed one had to recover the hidden meaning of a dre through the dreer’s (not the interpreter’s) associations to particular elements. Such associations are a part of the process of free association, in which a patient is obliged to report to the analyst all thoughts without censorship of any kind. The process is crucial to psychoanalysis, which is both a technique of psychotherapy and a method of investigation of the workings of the mind. Freud used the results of his investigations to speculate about the origins of morality, religion, and political authority. He tended to find their historical and psychological roots in early stages of the development of the individual. Morality in particular he traced to the internalization (as one part of the resolution of the Oedpius complex) of parental prohibitions and demands, producing a conscience or superego (which is also the locus of self-observation and the ego-ideal). Such identification by incorporation – introjection – plays an important role in character formation in general. The instinctual renunciation demanded by morality and often achieved by repression Freud regarded as essential to the order society needs to conduct its business. Civilization gets the energy for the achievements of art and science by sublimation of the se instinctual drives. But the costs of society and civilization to the individual in frustration, unhappiness, and neurosis can be too high. Freud’s individual therapy was meant to lead to the liberation of repressed energies (which would not by itself guarantee happiness); he hoped it might also provide energy to transform the world and moderate its excess demands for restraint. But just as his individual psychology was founded on the inevitability of internal conflict, in his social thought he saw some limits (especially on aggression – the death instinct turned outward) as necessary and he remained pessimistic about the apparently endless struggle reason must wage (Civilization and Its Discontents, 1930). 
functional dependence, a relationship between variable magnitudes (especially physical magnitudes) and certain properties or processes. In modern physical science there are two types of laws stating such relationships. (1) There are numerical laws stating concomitant variation of certain quantities, where a variation in any one is accompanied by variations in the others. An exple is the law for ideal gases: pV % aT, where p is the pressure of the gas, V its volume, T its absolute temperature, and a a constant derived from the mass and the nature of the gas. Such laws say nothing about the temporal order of the variations, and tests of the laws can involve variation of any of the relevant magnitudes. Concomitant variation, not causal sequence, is what is tested for. (2) Other numerical laws state variations of physical magnitudes correlated with times. Galileo’s law of free fall asserts that the change in the unit time of a freely falling body (in a vacuum) in the direction of the earth is equal to gt, where g is a constant and t is the time of the fall, and where the rate of time changes of g is correlative with the temporal interval t. The law is true of any body in a state of free fall and for any duration. Such laws are also called “dynical” because they refer to temporal processes usually explained by the postulation of forces acting on the objects in question. R.E.B. functional explanation.
functionalism, the view that mental states are defined by their causes and effects. As a metaphysical thesis about the nature of mental states, functionalism holds that what makes an inner state mental is not an intrinsic property of the state, but rather its relations to sensory stimulation (input), to other inner states, and to behavior (output). For exple, what makes an inner state a pain is its being a type of state (typically) caused by pinpricks, sunburns, and so on, a type that causes other mental states (e.g., worry), and a type that causes behavior (e.g., saying “ouch”). Propositional attitudes also are identified with functional states: an inner state is a desire for water partly in virtue of its causing a person to pick up a glass and drink its contents when the person believes that the glass contains water. The basic distinction needed for functionalism is that between role (in terms of which a type of mental state is defined) and occupant (the particular thing that occupies a role). Functional states exhibit multiple realizability: in different kinds of beings (humans, computers, Martians), a particular kind of causal role may have different occupants – e.g., the causal role definitive of a belief that p, say, may be occupied by a neural state in a human, but occupied (perhaps) by a hydraulic state in a Martian. Functionalism, like behaviorism, thus entails that mental states may be shared by physically dissimilar systems. Although functionalism does not automatically rule out the existence of immaterial souls, its motivation has been to provide a materialistic account of mentality. The advent of the computer gave impetus to functionalism. First, the distinction between software and hardware suggested the distinction between role (function) and occupant (structure). Second, since computers are automated, they demonstrate how inner states can be causes of output in the absence of a homunculus (i.e., a “little person” intelligently directing output). Third, the Turing machine provided a model for one of the earliest versions of functionalism. A Turing machine is defined by a table that specifies transitions from current state and input to next state (or to output). According to Turing machine functionalism, any being with pscychological states has a unique best description, and each psychological state is identical to a machine table state relative to that description. To be in mental state type M is to instantiate or realize Turing machine T in state S. Turing machine functionalism, developed largely by Putn, has been criticized by Putn, Ned Block, and Fodor. To cite just one serious problem: two machine table states – and hence, according to Turing machine functionalism, two psychological states – are distinct if they are followed by different states or by different outputs. So, if a pinprick causes A to say “Ouch” function, mathematical functionalism 334 - 334 and causes B to say “Oh,” then, if Turing machine functionalism were true, A’s and B’s states of pain would be different psychological states. But we do not individuate psychological states so finely, nor should we: such fine-grained individuation would be unsuitable for psychology. Moreover, if we assume that there is a path from any state to any other state, Turing machine functionalism has the unacceptable consequence that no two systems have any of their states in common unless they have all their states in common. Perhaps the most prominent version of functionalism is the causal theory of mind. Whereas Turing machine functionalism is based on a technical computational or psychological theory, the causal theory of mind relies on commonsense understanding: according to the causal theory of mind, the concept of a mental state is the concept of a state apt for bringing about certain kinds of behavior (Armstrong). Mental state terms are defined by the commonsense platitudes in which they appear (David Lewis). Philosophers can determine a priori what mental states are (by conceptual analysis or by definition). Then scientists determine what physical states occupy the causal roles definitive of mental states. If it turned out that there was no physical state that occupied the causal role of, say, pain (i.e., was caused by pinpricks, etc., and caused worry, etc.), it would follow, on the causal theory, that pain does not exist. To be in mental state type M is to be in a physical state N that occupies causal role R. A third version is teleological or “homuncular” functionalism, associated with Willi G. Lycan and early Dennett. According to homuncular functionalism, a human being is analogous to a large corporation, made up of cooperating departments, each with its own job to perform; these departments interpret stimuli and produce behavioral responses. Each department (at the highest subpersonal level) is in turn constituted by further units (at a sub-subpersonal level) and so on down until the neurological level is reached. The role–occupant distinction is thus relativized to level: an occupant at one level is a role at the next level down. On this view, to be in a mental state type M is to have a sub- . . . subpersonal f-er that is in its characteristic state S(f). All versions of functionalism face problems about the qualitative nature of mental states. The difficulty is that functionalism individuates states in purely relational terms, but the acrid odor of, say, a paper mill seems to have a non-relational, qualitative character that functionalism misses altogether. If two people, on seeing a ripe banana, are in states with the se causes and effects, then, by functionalist definition, they are in the se mental state – say, having a sensation of yellow. But it seems possible that one has an “inverted spectrum” relative to the other, and hence that their states are qualitatively different. Imagine that, on seeing the banana, one of the two is in a state qualitatively indistinguishable from the state that the other would be in on seeing a ripe tomato. Despite widespread intuitions that such inverted spectra are possible, according to functionalism, they are not. A related problem is that of “absent qualia.” The population of China, or even the economy of Bolivia, could be functionally equivalent to a human brain – i.e., there could be a function that mapped the relations between inputs, outputs, and internal states of the population of China onto those of a human brain; yet the population of China, no matter how its members interact with one another and with other nations, intuitively does not have mental states. The status of these arguments remains controversial. 

fundentum divisionis (Latin, ‘foundation of a division’), term in Scholastic logic and ontology meaning ‘grounds for a distinction’. Some distinctions categorize separately existing things, such as men and beasts. This is a real distinction, and the fundentum divisionis exists in reality. Some distinctions categorize things that cannot exist separately but can be distinguished mentally, such as the difference between being a human being and having a sense of humor, or the difference between a soul and one of its powers, say, the power of thinking. A mental distinction is also called a formal distinction. Duns Scotus is well known for the idea of formalis distinctio cum fundento ex parte rei (a formal distinction with a foundation in the thing), primarily in order to handle logical problems with functionalism, analytical fundentum divisionis 335 - 335 the Christian concept of God. God is supposed to be absolutely simple; i.e., there can be no multiplicity of composition in him. Yet, according to traditional theology, many properties can be truly attributed to him. He is wise, good, and powerful. In order to preserve the simplicity of God, Duns Scotus claimed that the difference between wisdom, goodness, and power was only formal but still had some foundation in God’s own being. A.P.M. Fung Yu-lan (1895–1990), Chinese philosopher. He was educated at Peking University and earned his Ph.D. from Columbia University. His History of Chinese Philosophy was the first such complete history of high quality by a contemporary scholar. During World War II he attempted to reconstruct Chu Hsi’s philosophy in terms of the New Realism that he had learned from the West, and developed his own system of thought, a new philosophy of li (principle). After the Communist takeover in 1949, he gave up his earlier thought, denouncing Confucian philosophy during the Cultural Revolution. After the Cultural Revolution he changed his position again and rewrote his History of Chinese Philosophy in seven volumes. 
future contingents, singular events or states of affairs that may come to pass, and also may not come to pass, in the future. There are three traditional problems involving future contingents: the question of universal validity of the principle of bivalence, the question of free will and determinism, and the question of foreknowledge. The debate about future contingents in modern philosophical logic was revived by Lukasiewicz’s work on three-valued logic. He thought that in order to avoid fatalistic consequences, we must admit that the principle of bivalence (for any proposition, p, either p is true or not-p is true) does not hold good for propositions about future contingents. Many authors have considered this view confused. According to von Wright, e.g., when propositions are said to be true or false and ‘is’ in ‘it is true that’ is tenseless or atemporal, the illusion of determinism does not arise. It has its roots in a tacit oscillation between a temporal and an atemporal reading of the phrase ‘it is true’. In a temporalized reading, or in its tensed variants such as ‘it was/will be/is already true’, one can substitute, for ‘true’, other words like ‘certain’, ‘fixed’, or ‘necessary’. Applying this diachronic necessity to atemporal predications of truth yields the idea of logical determinism. In contemporary discussions of tense and modality, future contingents are often treated with the help of a model of time as a line that breaks up into branches as it moves from left to right (i.e., from past to future). Although the conception of truth at a moment has been found philosophically problematic, the model of historical modalities and branching time as such is much used in works on freedom and determination. Aristotle’s On Interpretation IX contains a classic discussion of future contingents with the fous exple of tomorrow’s sea battle. Because of various biguities in the text and in Aristotle’s modal conceptions in general, the meaning of the passage is in dispute. In the Metaphysics VI.3 and in the Niocmachean Ethics III.5, Aristotle tries to show that not all things are predetermined. The Stoics represented a causally deterministic worldview; an ancient exple of logical determinism is Diodorus Cronus’s fous master argument against contingency. Boethius thought that Aristotle’s view can be formulated as follows: the principle of bivalence is universally valid, but propositions about future contingents, unlike those about past and present things, do not obey the stronger principle according to which each proposition is either determinately true or determinately false. A proposition is indeterminately true as long as the conditions that make it true are not yet fixed. This was the standard Latin doctrine from Abelard to Aquinas. Similar discussions occurred in Arabic commentaries on On Interpretation. In the fourteenth century, many thinkers held that Aristotle abandoned bivalence for future contingent propositions. This restriction was usually refuted, but it found some adherents like Peter Aureoli. Duns Scotus and Ockh heavily criticized the Boethian-Thomistic view that God can know future contingents only because the flux of time is present to divine eternity. According to them, God contingently foreknows free acts. Explaining this proved to be a very cumbersome task. Luis de Molina (1535–1600) suggested that God knows what possible creatures would do in any possible situation. This “middle knowledge” theory about counterfactuals of freedom has remained a living theme in philosophy of religion; analogous questions are treated in theories of subjunctive reasoning.  ARISTOTLE, BOETHIUS, FREE WILL PROBLEM, MANY-VALUED LOGIC, TENSE LOGIC, VAGUENESS. S.K. Fung Yu-lan future contingents 336 - 336 fuzzy logic.FUZZY SET, VAGUENESS. fuzzy set, a set in which membership is a matter of degree. In classical set theory, for every set S and thing x, either x is a member of S or x is not. In fuzzy set theory, things x can be members of sets S to any degree between 0 and 1, inclusive. Degree 1 corresponds to ‘is a member of’ and 0 corresponds to ‘is not’; the intermediate degrees are degrees of vagueness or uncertainty. (Exple: Let S be the set of men who are bald at age forty.) L. A. Zadeh developed a logic of fuzzy sets as the basis for a logic of vague predicates. A fuzzy set can be represented mathematically as a function from a given universe into the interval [0, 1]. 
Gader, Hans-Georg (b.1900), German philosopher, the leading proponent of hermeneutics in the second half of the twentieth century. He studied at Marburg in the 1920s with Natorp and Heidegger. His first book, Plato’s Dialectical Ethics (1931), bears their imprint and reflects his abiding interest in Greek philosophy. Truth and Method (1960) established Gader as an original thinker and had an impact on a variety of disciplines outside philosophy, including theology, legal theory, and literary criticism. The three parts of Truth and Method combine to displace the scientific conceptions of truth and method as the model for understanding in the human sciences. In the first part, which presents itself as a critique of the abstraction inherent in aesthetic consciousness, Gader argues that artworks make a claim to truth. Later Gader draws on the play of art in the experience of the beautiful to offer an analogy to how a text draws its readers into the event of truth by making a claim on them. In the central portion of the book Gader presents tradition as a condition of understanding. Tradition is not for him an object of historical knowledge, but part of one’s very being. The final section of Truth and Method is concerned with language as the site of tradition. Gader sought to shift the focus of hermeneutics from the problems of obscurity and misunderstanding to the community of understanding that the participants in a dialogue share through language. Gader was involved in three debates that define his philosophical contribution. The first was an ongoing debate with Heidegger reflected throughout Gader’s corpus. Gader did not accept all of the innovations that Heidegger introduced into his thinking in the 1930s, particularly his reconstruction of the history of philosophy as the history of being. Gader also rejected Heidegger’s elevation of Hölderlin to the status of an authority. Gader’s greater accessibility led Habermas to characterize Gader’s contribution as that of having “urbanized the Heideggerian province.” The second debate was with Habermas himself. Habermas criticized Gader’s rejection of the Enlightenment’s “prejudice against prejudice.” Whereas Habermas objected to the conservatism inherent in Gader’s rehabilitation of prejudice, Gader explained that he was only setting out the conditions for understanding, conditions that did not exclude the possibility of radical change. The third debate, which formed the basis of Dialogue and Deconstruction (1989), was with Derrida. Derridean deconstruction is indebted to Heidegger’s later philosophy and so this debate was in part about the direction philosophy should take after Heidegger. However, many observers concluded that there was no real engagement between Gader and Derrida. To some it seemed that Derrida, by refusing to accept the terms on which Gader insisted dialogue should take place, had exposed the limits imposed by hermeneutics. To others it was confirmation that any attempt to circumvent the conditions of dialogue specified by Gaderian hermeneutics is selfdefeating. 

Galen (A.D. 129–c.215), physician and philosopher from Greek Asia Minor. He traveled extensively in the Greco-Roman world before settling in Rome and becoming court physician to Marcus Aurelius. His philosophical interests lay mainly in the philosophy of science (On the Therapeutic Method) and nature (On the Function of Parts), and in logic (Introduction to Logic, in which he develops a crude but pioneering treatment of the logic of relations). Galen espoused an extreme form of directed teleology in natural explanation, and sought to develop a syncretist picture of cause and explanation drawing on Plato, Aristotle, the Stoics, and preceding medical writers, notably Hippocrates, whose views he attempted to harmonize with those of Plato (On the Doctrines of Hippocrates and Plato). He wrote on philosophical psychology (On the Passions and Errors of the Soul); his materialist account of mind (Mental Characteristics Are Caused by Bodily Conditions) is notable for its caution in approaching issues (such as the actual nature of the substance of the soul and the age and structure of the universe) that he regarded as unde338 G - 338 cidable. In physiology, he adopted a version of the four-humor theory, that health consists in an appropriate balance of four basic bodily constituents (blood, black bile, yellow bile, and phlegm), and disease in a corresponding imbalance (a view owed ultimately to Hippocrates). He sided with the rationalist physicians against the empiricists, holding that it was possible to elaborate and to support theories concerning the fundentals of the human body; but he stressed the importance of observation and experiment, in particular in anatomy (he discovered the function of the recurrent laryngeal nerve by dissection and ligation). Via the Arabic tradition, Galen bece the most influential doctor of the ancient world; his influence persisted, in spite of the discoveries of the seventeenth century, until the end of the nineteenth century. He also wrote extensively on semantics, but these texts are lost. R.J.H. Galileo Galilei (1564–1642), Italian astronomer, natural philosopher, and physicist. His Dialogue concerning the Two Chief World Systems (1632) defended Copernicus by arguing against the major tenets of the Aristotelian cosmology. On his view, one kind of motion replaces the multiple distinct celestial and terrestrial motions of Aristotle; mathematics is applicable to the real world; and explanation of natural events appeals to efficient causes alone, not to hypothesized natural ends. Galileo was called before the Inquisition, was made to recant his Copernican views, and spent the last years of his life under house arrest. Discourse concerning Two New Sciences (1638) created the modern science of mechanics: it proved the laws of free fall, thus making it possible to study accelerated motions; asserted the principle of the independence of forces; and proposed a theory of parabolic ballistics. His work was developed by Huygens and Newton. Galileo’s scientific and technological achievements were prodigious. He invented an air thermoscope, a device for raising water, and a computer for calculating quantities in geometry and ballistics. His discoveries in pure science included the isochronism of the pendulum and the hydrostatic balance. His telescopic observations led to the discovery of four of Jupiter’s satellites (the Medicean Stars), the moon’s mountains, sunspots, the moon’s libration, and the nature of the Milky Way. In methodology Galileo accepted the ancient Greek ideal of demonstrative science, and employed the method of retroductive inference, whereby the phenomena under investigation are attributed to remote causes. Much of his work utilizes the hypothetico-deductive method. R.E.B. gbler’s fallacy, also called Monte Carlo fallacy, the fallacy of supposing, of a sequence of independent events, that the probabilities of later outcomes must increase or decrease to “compensate” for earlier outcomes. For exple, since (by Bernoulli’s theorem) in a long run of tosses of a fair coin it is very probable that the coin will come up heads roughly half the time, one might think that a coin that has not come up heads recently must be “due” to come up heads – must have a probability greater than one-half of doing so. But this is a misunderstanding of the law of large numbers, which requires no such compensating tendencies of the coin. The probability of heads remains one-half for each toss despite the preponderance, so far, of tails. In the sufficiently long run what “compensates” for the presence of improbably long subsequences in which, say, tails strongly predominate, is simply that such subsequences occur rarely and therefore have only a slight effect on the statistical character of the whole. 

ge theory, the theory of the structure of, and the rational strategies for performing in, ges or gelike human interactions. Although there were forerunners, ge theory was virtually invented by the mathematician John von Neumann and the economist Oskar Morgenstern in the early 1940s. Its most striking feature is its compact representation of interactions of two or more choosers, or players. For exple, two players may face two choices each, and in combination these choices produce four possible outcomes. Actual choices are of strategies, not of outcomes, although it is assessments of outcomes that recommend strategies. To do well in a ge, even for all choosers to do well, as is often possible, generally requires taking all other players’ positions and interests into account. Hence, to evaluate strategies directly, without reference to the outcomes they might produce in interaction with others, is conspicuously perverse. It is not surprising, therefore, that in ethics, ge theory has been preeminently applied to utilitarian moral theory. As the numbers of players and strategies rise, the complexity of ges increases geometrically. If two players have two strategies each and each ranks the four possible outcomes without ties, there are already seventy-eight strategically disGalileo Galilei ge theory 339 - 339 tinct ges. Even minor real-life interactions may have astronomically greater complexity. One might complain that this makes ge theory useless. Alternatively, one can note that this makes it realistic and helps us understand why real-life choices are at least as complex as they sometimes seem. To complicate matters further, players can choose over probabilistic combinations of their “pure” strategies. Hence, the original four outcomes in a simple 2 $ 2 ge define a continuum of potential outcomes. After noting the structure of ges, one might then be struck by an immediate implication of this mere description. A rational individual may be supposed to attempt to maximize her potential or expected outcome in a ge. But if there are two or more choosers in a ge, in general they cannot all maximize simultaneously over their expected outcomes while assuming that all others are doing likewise. This is a mathematical principle: in general, we cannot maximize over two functions simultaneously. For exple, the general notion of the greatest good of the greatest number is incoherent. Hence, in interactive choice contexts, the simple notion of economic rationality is incoherent. Virtually all of early ge theory was dedicated to finding an alternative principle for resolving ge interactions. There are now many so-called solution theories, most of which are about outcomes rather than strategies (they stipulate which outcomes or range of outcomes is ge-theoretically rational). There is little consensus on how to generalize from the ordinary rationality of merely choosing more rather than less (and of displaying consistent preferences) to the general choice of strategies in ges. Payoffs in early ge theory were almost always represented in cardinal, transferable utilities. Transferable utility is an odd notion that was evidently introduced to avoid the disdain with which economists then treated interpersonal comparisons of utility. It seems to be analogous to money. In the language of contemporary law and economics, one could say the theory is one of wealth maximization. In the early theory, the rationality conditions were as follows. (1) In general, if the sums of the payoffs to all players in various outcomes differ, it is assumed that rational players will manage to divide the largest possible payoff ong themselves. (2) No individual will accept a payoff below the “security level” obtainable even if all the other players form a coalition against the individual. (3) Finally, sometimes it is also assumed that no group of players will rationally accept less than it could get as its group security level – but in some ges, no outcome can meet this condition. This is an odd combination of individual and collective elements. The collective elements are plausibly thought of as merely predictive: if we individually wish to do well, we should combine efforts to help us do best as a group. But what we want is a theory that converts individual preferences into collective results. Unfortunately, to put a move doing just this in the foundations of the theory is questionbegging. Our fundental burden is to determine whether a theory of individual rationality can produce collectively good results, not to stipulate that it must. In the theory with cardinal, additive payoffs, we can divide ges into constant sum ges, in which the sum of all players’ payoffs in each outcome is a constant, and variable sum ges. Zerosum ges are a special case of constant sum ges. Two-person constant sum ges are ges of pure conflict, because each player’s gain is the other’s loss. In constant sum ges with more than two players and in all variable sum ges, there is generally reason for coalition formation to improve payoffs to members of the coalition (hence, the appeal of assumptions 1 and 3 above). Ges without transferable utility, such as ges in which players have only ordinal preferences, may be characterized as ges of pure conflict or of pure coordination when players’ preference orderings over outcomes are opposite or identical, respectively, or as ges of mixed motive when their orderings are partly the se and partly reversed. Mathematical analysis of such ges is evidently less tractable than that of ges with cardinal, additive utility, and their theory is only beginning to be extensively developed. Despite the apparent circularity of the rationality assumptions of early ge theory, it is the ge theorists’ prisoner’s dilemma that makes clear that compelling individual principles of choice can produce collectively deficient outcomes. This ge was discovered about 1950 and later given its catchy but inapt ne. If they play it in isolation from any other interaction between them, two players in this ge can each do what seems individually best and reach an outcome that both consider inferior to the outcome that results from making opposite strategy choices. Even with the knowledge that this is the problem they face, the players still have incentive to choose the strategies that jointly produce the inferior outcome. Prisoner’s dilemma involves both coordination and conflict. It has played a central role in contemporary discusge theory ge theory 340 - 340 sions of moral and political philosophy. Ges that predominantly involve coordination, such as when we coordinate in all driving on the right or all on the left, have a similarly central role. The understanding of both classes of ges has been read into the political philosophies of Hobbes and Hume and into mutual advantage theories of justice.  DECISION THEORY, PRISONER’S DILEMMA, UTILITARIANISM. R.Har. Gandhi, Mohandas Karchand, called Mahatma (1869–1948), Indian nationalist leader, an advocate of nonviolent mass political action who opposed racial discrimination in South Africa (1893–1914) and British colonial rule in India. He called his approach Satyagraha (Sanskrit satya, ‘truth’, and agraha, ‘force’), considering it a science whose end is truth (which he identified with God) and method nonviolence (ahimsa). He emphasized constructive resolution, rather than elimination, of conflict, the interrelatedness of means and ends (precluding evil means to good ends), and the importance of enduring suffering oneself rather than inflicting it upon adversaries. Gandhi believed limited knowledge of truth deprives us of a warrant to use violence. He took nonviolence to be more than mere abstention from violence and to call for courage, discipline, and love of an opponent. Ordinary persons can practice it without full understanding of Satyagraha, which he himself disclaimed. He ce to distinguish Satyagraha from passive resistance, a weapon of the weak that can turn to violence when faced with failure. Satyagraha requires strength and consistency and cannot be used in an unjust cause. Not an absolutist, Gandhi said that though nonviolence is always preferable, when forced to choose between violence and cowardice one might better choose violence. He was a man of practice more than a theoretician and claimed the superiority of Satyagraha to violence could be proven only be demonstration, not argument. He saw his work as an experiment with truth. He was influenced particularly by the Bhagavad Gita from Hindu thought, the Sermon on the Mount from Christianity, and the writings of Tolstoy, Ruskin, Emerson, and Thoreau.  BHAGAVAD GITA, NONVIOLENCE, PACIFISM. R.L.H. Gassendi, Pierre (1592–1655), French philosopher and scientist who advocated a via media to scientific knowledge about the empirically observable material world that avoids both the dogmatism of Cartesians, who claimed to have certain knowledge, and the skepticism of Montaigne and Charron, who doubted that we have knowledge about anything. Gassendi presented Epicurean atomism as a model for explaining how bodies are structured and interact. He advanced a hypothetico-deductive method by proposing that experiments should be used to test mechanistic hypotheses. Like the ancient Pyrrhonian Skeptics, he did not challenge the immediate reports of our senses; but unlike them he argued that while we cannot have knowledge of the inner essences of things, we can develop a reliable science of the world of appearances. In this he exemplified the mitigated skepticism of modern science that is always open to revision on the basis of empirical evidence. Gassendi’s first book, Exercitationes Paradoxicae Adversis Aristoteleos (1624), is an attack on Aristotle. He is best known as the author of the fifth set of objections to Descartes’s Meditations(1641), in which Gassendi proposed that even clear and distinct ideas may represent no objects outside our minds, a possibility that Descartes called the objection of objections, but dismissed as destructive of all reason. Gassendi’s Syntagma Philosophiae Epicuri (1649) contains his development of Epicurean philosophy and science. His elaboration of the mechanistic atomic model and his advocacy of experimental testing of hypotheses were crucially important in the rise of modern science. Gassendi’s career as a Catholic priest, Epicurean atomist, mitigated skeptic, and mechanistic scientist presents a puzzle – as do the careers of several other philosopher-priests in the seventeenth century – concerning his true beliefs. On the one hand, he professed faith and set aside Christian doctrine as not open to challenge. On the other hand, he utilized an arsenal of skeptical arguments that was beginning to undermine and would eventually destroy the rational foundations of the church. Gassendi thus appears to be of a type almost unknown today, a thinker indifferent to the apparent discrepancy between his belief in Christian doctrine and his advocacy of materialist science.  DESCARTES, EPICUREANISM, SKEPTICS. R.A.W. Gauss, Carl Friedrich.NON-EUCLIDEAN GEOMETRY. Gay, John (1699–1745), British moralist who tried to reconcile divine command theory and utilitarianism. The son of a minister, Gay was Gandhi, Mohandas Karchand Gay, John 341 - 341 elected a fellow of Sidney Sussex College, Cbridge, where he taught church history, Hebrew, and Greek. His one philosophical essay, “Dissertation Concerning the Fundental Principle of Virtue or Morality” (1731), argues that obligation is founded on the will of God, which, because people are destined to be happy, directs us to act to promote the general happiness. Gay offers an associationist psychology according to which we pursue objects that have come to be associated with happiness (e.g. money), regardless of whether they now make us happy, and argues, contra Hutcheson, that our moral sense is conditioned rather than natural. Gay’s blend of utilitarianism with associationist psychology gave David Hartley the basis for his moral psychology, which later influenced Benth in his formulation of classical utilitarianism.  HARTLEY, HUTCHESON, MORAL SENSE THEORY. E.S.R. GCH.Appendix of Special Symbols.
Geach, Peter (b.1916), English philosopher and logician whose main work has been in logic and philosophy of language. A great admirer of McTaggart, he has published a sympathetic exposition of the latter’s work (Truth, Love and Immortality, 1979), and has always aimed to emulate what he sees as the clarity and rigor of the Scottish idealist’s thought. Greatly influenced by Frege and Wittgenstein, Geach is particularly noted for his powerful use of what he calls “the Frege point,” better called “the Frege-Geach point,” that the se thought may occur as asserted or unasserted and yet retain the se truth-value. The point has been used by Geach to refute ascriptivist theories of responsibility, and can be employed against noncognitivist theories of ethics, which are said to face the Frege-Geach problem of accounting for the sense of moral ascriptions in contexts like ‘If he did wrong, he will be punished’. He is also noted for helping to bring Frege to the English-speaking world, through co-translations with Max Black (1909– 88). In logic he is known for proving, independently of Quine, a contradiction in Frege’s way out of Russell’s paradox (Mind, 1956), and for his defense of modern Fregean-Russellian logic against traditional Aristotelian-Scholastic logic. He also has a deep admiration for the Polish logicians. In metaphysics, Geach is known for his defense of relative identity, the thesis that an object a can be the se F (where F is a kind-term) as an object b while not being the se G, even though a and b are both G’s. His spirited defense of the thesis has been met by equally vigorous attacks, and it has not received wide acceptance. An obvious application of the thesis is to the defense of the doctrine of the Trinity (e.g., the Father is the se god as the Son but not the se person), which has caught the attention of some philosophers of religion. Geach’s main works include Mental Acts (1958), which attacks dispositional theories of mind, Reference and Generality (1962), which contains much important work on logic, and the collection Logic Matters (1972). A notable defender of Catholicism (despite his animadversions against Scholastic logic), his religious views find their greatest exposure in God and the Soul (1969), Providence and Evil (1977), and The Virtues (1977). He is married to the philosopher Elizabeth Anscombe.  Gentile, Giovanni (1875–1944), Italian idealist philosopher and educational reformer. He taught at the universities of Palermo, Pisa, and Rome, and bece minister of education in the first years of Mussolini’s government (1922–24). He was the most influential intellectual of the Fascist regime and promoted a radical transformation of the Italian school system, most of which did not survive that era. Gentile rejected Hegel’s dialectics as the process of an objectified thought. His actualism (or actual idealism) claims that only the pure act of thinking or the Transcendental Subject can undergo a dialectical process. All reality, such as nature, God, good, and evil, is immanent in the dialectics of the Transcendental Subject, which is distinct from Empirical Subjects. ong his major works are La teoria generale dello spirito come atto puro (1916; translated as The Theory of Mind as Pure Act, 1922) and Sistema di logica come teoria del conoscere (“System of Logic as a Theory of Knowledge,” 1917). Gentile’s pedagogical views were also influenced by actualism. Education is an act that overcomes the difficulties of intersubjective communication and realizes the unity of the pupil and the teacher within the Transcendental Subject (Sommario di pedagogia come scienza filosofica, “Summary of Pedagogy as a Philosophical Science,” 1913–14). Actualism was influential in Italy during Gentile’s life. With Croce’s historicism, it influenced British idealists like Bosanquet and Collingwood.  IDEALISM. P.Gar. genus.DEFINITION. genus, summum.GENUS GENERALISSIMUM. genus generalissimum (Latin, ‘most general genus’), a genus that is not a species of some higher genus; a broadest natural kind. One of the ten Aristotelian categories, it is also called summum genus (highest genus). For Aristotle and many of his followers, the ten categories are not species of some higher all-inclusive genus – say, being. Otherwise, that all-inclusive genus would wholly include its differences, and would be universally predicable of them. But no genus is predicable of its differences in this manner. Few authors explained this reasoning clearly, but some pointed out that if the difference ‘rational’ just meant ‘rational animal’, then to define ‘man’ as ‘rational animal’ would be to define him as ‘rational animal animal’, which is ill formed. So too generally: no genus can include its differences in this way. Thus there is no all-inclusive genus; the ten categories are the most general genera. 
Gerson, Jean de, original ne, Jean Charlier (1363–1429), French theologian, philosopher, and ecclesiastic. He studied in Paris, and succeeded the nominalist Pierre d’Ailly as chancellor of the university in 1395. Both d’Ailly and Gerson played a prominent part in the work of the Council of Constance (1414–18). Much of Gerson’s influence on later thinkers arose from his conciliarism, the view that the church is a political society and that a general council, acting on behalf of the church, has the power to depose a pope who fails to promote the church’s welfare, for it seemed that similar arguments could apply to other forms of political society. Gerson’s conciliarism was not constitutionalism in the modern sense, for he appealed to corporate and hierarchical ideas of church government, and did not rest his case on any principle of individual rights. His main writings dealt with mystical theology, which, he thought, brings the believer closer to the beatific vision of God than do other forms of theology. He was influenced by general relativity Gerson, Jean de 343 - 343 St. Bonaventure and Albertus Magnus, but especially by Pseudo-Dionysius, whom he saw as a disciple of St. Paul and not as a Platonist. He was thus able to adopt an anti-Platonic position in his attacks on the mystic Ruysbroeck and on contemporary followers of Duns Scotus, such as Jean de Ripa. In dismissing Scotist realism, he made use of nominalist positions, particularly those that emphasized divine freedom. He warned theologians against being misled by pride into supposing that natural reason alone could solve metaphysical problems; and he emphasized the importance of a priest’s pastoral duties. Despite his early prominence, he spent the last years of his life in relative obscurity. E.J.A. Gersonides, also called Levi ben Gershom (1288–1344), French Jewish philosopher and mathematician, the leading Jewish Aristotelian after Maimonides. Gersonides was also a distinguished Talmudist, Bible commentator, and astronomer. His philosophical writings include supercommentaries on most of Averroes’ commentaries on Aristotle (1319–24); On the Correct Syllogism (1319), a treatise on the modal syllogism; and a major Scholastic treatise, The Wars of the Lord (1317–29). In addition, his biblical commentaries rank ong the best exples of philosophical scriptural exegesis; especially noteworthy is his interpretation of the Song of Songs as an allegory describing the ascent of the human intellect to the agent intellect. Gersonides’ mentors in the Aristotelian tradition were Maimonides and Averroes. However, more than either of them, Gersonides held philosophical truth and revealed truth to be coextensive: he acknowledged neither the conflict that Averroes saw between reason and revelation nor Maimonides’ critical view of the limitations of the human intellect. Furthermore, while remaining within the Aristotelian frework, Gersonides was not uncritical of it; his independence can be illustrated by two of his most distinctive positions. First, against Maimonides, Gersonides claimed that it is possible to demonstrate both the falsity of the Aristotelian theory of the eternity of the world (Averroes’ position) and the absurdity of creation ex nihilo, the traditional rabbinic view that Maimonides adopted, though for nondemonstrative reasons. Instead Gersonides advocated the Platonic theory of temporal creation from primordial matter. Second, unlike Maimonides and Averroes, who both held that the alleged contradiction between divine foreknowledge of future contingent particulars and human freedom is spurious, Gersonides took the dilemma to be real. In defense of human freedom, he then argued that it is logically impossible even for God to have knowledge of particulars as particulars, since his knowledge is only of general laws. At the se time, by redefining ‘omniscience’ as knowing everything that is knowable, he showed that this impossibility is no deficiency in God’s knowledge. Although Gersonides’ biblical commentaries received wide immediate acceptance, subsequent medieval Jewish philosophers, e.g., Hasdai Crescas, by and large reacted negatively to his rigorously rationalistic positions. Especially with the decline of Aristotelianism within the philosophical world, both Jewish and Christian, he was either criticized sharply or simply ignored. 
ARISTOTLE, AVERROES, JEWISH PHILOSOPHY, MAIMONIDES, PHILOSOPHY OF RELIGION. J.Ste. Gesellschaft.SOCIAL PHILOSOPHY. Gestalt.FIGURE–GROUND, KÖHLER. Gestalt psychology.KÖHLER. Gettier problem.EPISTEMOLOGY. Gettier-style exple.EPISTEMOLOGY. Geulincx, Arnold (1624–69), Dutch philosopher. Born in Antwerp, he was educated at Louvain and there bece professor of philosophy (1646) and dean (1654). In 1657 he was forced out of Louvain, perhaps for his Jansenist or Cartesian tendencies, and in 1658 he moved to Leyden and bece a Protestant. Though he taught there until his death, he never attained a regular professorship at the university. His main philosophical work is his Ethica (1675), only Part I of which appeared during his lifetime as De virtute et primis ejus proprietatibus (1665). Also published during his lifetime were the Questiones quodlibeticae (1652; later editions published as Saturnalia), a Logica (1661), and a Methodus inveniendi argumenta (1665). His most important works, though, were published posthumously; in addition to the Ethica, there is the Physica vera (1688), the Physica peripatetica (1690), the Metaphysica vera (1691), and the Metaphysica ad mentem peripatetic (1691). There are also two posthumous commentaries on Descartes’s Principia Philosophiae (1690 and 1691). Geulincx was deeply influenced by Descartes, and had many ideas that closely resemble those Gersonides Geulincx, Arnold 344 - 344 of the later Cartesians as well as those of more independent thinkers like Spinoza and Leibniz. Though his grounds were original, like many later Cartesians, Geulincx upheld a version of occasionalism; he argued that someone or something can only do what it knows how to do, inferring from that that we cannot be the genuine causes of our own bodily movements. In discussing the mind–body relation, Geulincx used a clock analogy similar to one Leibniz used in connection with his preestablished harmony. Geulincx also held a view of mental and material substance reminiscent of that of Spinoza. Finally, he proposed a system of ethics grounded in the idea of a virtuous will. Despite the evident similarities between Geulincx’s views and the views of his more renowned contemporaries, it is very difficult to determine exactly what influence Geulincx may have had on them, and they may have had on him. 

Ghazali, al-.AL-GHAZALI. ghost in the machine.RYLE. Giles of Rome, original ne, Egidio Colonna (c.1243–1316), Italian theologian and ecclesiastic. A member of the order of the Hermits of St. Augustine, he studied arts at Augustinian house and theology at the University in Paris (1260– 72) but was censured by the theology faculty (1277) and denied a license to teach as master. Owing to the intervention of Pope Honorius IV, he later returned from Italy to Paris to teach theology (1285–91), was appointed general of his order (1292), and bece archbishop of Bourges (1295). Giles both defended and criticized views of Aquinas. He held that essence and existence are really distinct in creatures, but described them as “things”; that prime matter cannot exist without some substantial form; and, early in his career, that an eternally created world is possible. He defended only one substantial form in composites, including man. He supported Pope Boniface VIII in his quarrel with Philip IV of France. J.F.W. Gilson, Étienne (1884–1978), French Catholic philosopher, historian, cofounder of the Pontifical Institute of Medieval Studies in Toronto, and a major figure in Neo-Thomism. Gilson discovered medieval philosophy through his pioneering work on Descartes’s Scholastic background. As a historian, he argued that early modern philosophy was incomprehensible without medieval thought, and that medieval philosophy itself did not represent the unified theory of reality that some Thomists had supposed. His studies of Duns Scotus, Augustine, Bernard, Aquinas, Bonaventure, Dante, and Abelard and Héloïse explore this diversity. But in his Gifford lectures (1931–32), The Spirit of Medieval Philosophy, Gilson attempted a broad synthesis of medieval teaching on philosophy, metaphysics, ethics, and epistemology, and employed it in his critique of modern philosophy, The Unity of Philosophical Experience (1937). Most of all, Gilson attempted to reestablish Aquinas’s distinction between essence and existence in created being, as in Being and Some Philosophers (1949).  NEO-THOMISM, THOMISM. D.W.H. Gioberti, Vincenzo (1801–52), Italian philosopher and statesman. He was an ordained priest, was imprisoned and exiled for advocating Italian unification, and bece a central political figure during the Risorgimento. His major political work, Del primato morale e civile degli Italiani (“On the Moral and Civil Primacy of Italians,” 1843), argues for a federation of the Italian states with the pope as its leader. Gioberti’s philosophical theory, ontologism, in contrast to Hegel’s idealism, identifies the dialectics of Being with God’s creation. He condensed his theory in the formula: “Being creates the existent.” The dialectics of Being, which is the only necessary substance, is a palingenesis, or a return to its origin, in which the existent first departs from and imitates its creator (mimesis), and then returns to its creator (methexis). By intuition, the human mind comes in contact with God and discovers truth by retracing the dialectics of Being. However, knowledge of supernatural truths is given only by God’s revelation (Teorica del soprannaturale [“Theory of the Supernatural,” 1838] and Introduzione allo studio della filosofia [“Introduction to the Study of Philosophy,” 1841]). Gioberti criticized modern philosophers such as Descartes for their psychologism – seeking truth from the human subject instead of from Being itself and its revelation. His thought is still influential in Italy, especially in Christian spiritualism. P.Gar. given, in epistemology, the “brute fact” element to be found or postulated as a component of perceptual experience. Some theorists who endorse the existence of a given element in experience think that we can find this element by careful Ghazali, al- given 345 - 345 introspection of what we experience (Moore, H. H. Price). Such theorists generally distinguish between those components of ordinary perceptual awareness that constitute what we believe or know about the objects we perceive and those components that we strictly perceive. For exple, if we analyze introspectively what we are aware of when we see an apple we find that what we believe of the apple is that it is a three-dimensional object with a soft, white interior; what we see of it, strictly speaking, is just a red-shaped expanse of one of its facing sides. This latter is what is “given” in the intended sense. Other theorists treat the given as postulated rather than introspectively found. For exple, some theorists treat cognition as an activity imposing form on some material given in conscious experience. On this view, often attributed to Kant, the given and the conceptual are interdefined and logically inseparable. Sometimes this interdependence is seen as rendering a description of the given as impossible; in this case the given is said to be ineffable (C. I. Lewis, Mind and the World Order, 1929). On some theories of knowledge (foundationalism) the first variant of the given – that which is “found” rather than “postulated” – provides the empirical foundations of what we might know or justifiably believe. Thus, if I believe on good evidence that there is a red apple in front of me, the evidence is the non-cognitive part of my perceptual awareness of the red appleshaped expanse. Epistemologies postulating the first kind of givenness thus require a single entity-type to explain the sensorial nature of perception and to provide immediate epistemic foundations for empirical knowledge. This requirement is now widely regarded as impossible to satisfy; hence Wilfred Sellars describes the discredited view as the myth of the given. 
PERCEPTION; PHENOMENALISM; SELLARS, WILFRID. T.V. given, myth of the.SELLARS, WILFRID. Glanvill, Joseph (1636–80), English philosopher and Anglican minister who defended the Royal Society against Scholasticism. Glanvill believed that certainty was possible in mathematics and theology, but not in empirical knowledge. In his most important philosophical work, The Vanity of Dogmatizing (1661), he claimed that the human corruption that resulted from Ad’s fall precludes dogmatic knowledge of nature. Using traditional skeptical arguments as well as an analysis of causality that partially anticipated Hume, Glanvill argued that all empirical knowledge is the probabilistic variety acquired by piecemeal investigation. Despite his skepticism he argued for the existence of witches in Witches and Witchcraft (1668). J.W.A. Gleason’s theorem.QUANTUM LOGIC. global supervenience.
gnosticism, a dualistic religious and philosophical movement in the early centuries of the Christian church, especially important in the second century under the leadership of Valentinus and Basilides. They taught that matter was evil, the result of a cosmic disruption in which an evil archon (often associated with the god of the Old Testent, Yahweh) rebelled against the heavenly pleroma (the complete spiritual world). In the process divine sparks were unleashed from the pleroma and lodged in material human bodies. Jesus was a high-ranking archon (Logos) sent to restore those souls with divine sparks to the pleroma by imparting esoteric knowledge (gnosis) to them. Gnosticism influenced and threatened the orthodox church from within and without. NonChristian gnostic sects rivaled Christianity, and Christian gnostics threatened orthodoxy by emphasizing salvation by knowledge rather than by faith. Theologians like Clement of Alexandria and his pupil Origen held that there were two roads to salvation, the way of faith for the masses and the way of esoteric or mystical knowledge for the philosophers. Gnosticism profoundly influenced the early church, causing it to define its scriptural canon and to develop a set of creeds and an episcopal organization.  CLEMENT OF ALEXANDRIA, ORIGEN. L.P.P. goal-directed system.COMPUTER THEORY, CYBERNETICS. Göckel, Rudolph.
GOCLENIUS. Goclenius, Rudolphus, in Germany, Rudolf Göckel (1547–1628), German philosopher. After holding some minor posts elsewhere, Goclenius bece professor at the University of Marburg in 1581, where he remained until his death, teaching physics, logic, mathematics, and ethics. Though he was well read and knowledgeable of later trends in these disciplines, his basic sympathies were Aristotelian. Goclenius was very well given, myth of the Goclenius, Rudolphus 346 - 346 regarded by his contemporaries, who called him the Plato of Marburg, the Christian Aristotle, and the Light of Europe, ong other things. He published an unusually large number of books, including the Psychologia, hoc est de hominis perfectione . . . (1590), the Conciliator philosophicus (1609), the Controversiae logicae et philosophicae (1609), and numerous other works on logic, rhetoric, physics, metaphysics, and the Latin language. But his most lasting work was his Lexicon Philosophicum (1613), together with its companion, the Lexicon Philosophicum Graecum (1615). These lexicons provide clear definitions of the philosophical terminology of late Scholastic philosophy, and are still useful as reference works for sixteenth- and early seventeenth-century thought. D.Garb. God.

Gödel’s incompleteness theorems, two theorems formulated and proved by the Austrian logician Kurt Gödel (1906–78) in his fous 1931 paper “Über formal unentscheidbare Sätze der Principia Mathematica und vervandter Systeme I,” probably the most celebrated results in the whole of logic. They are aptly referred to as “incompleteness” theorems since each shows, for any member of a certain class of formal systems, that there is a sentence formulable in its language that it cannot prove, but that it would be desirable for it to prove. In the case of the first theorem (G1), what cannot be proved is a true sentence of the language of the given theory. G1 is thus a disappointment to any theory constructor who wants his theory to tell the whole truth about its subject. In the case of the second theorem (G2), what cannot be proved is a sentence of the theory that “expresses” its consistency. G2 is thus a disappointment to those who desire a straightforward execution of Hilbert’s Progr. The proofs of the incompleteness theorems can be seen as based on three main ideas. The first is that of a Gödel numbering, i.e., an assignment of natural numbers to each of the various objects (i.e., the terms, formulas, axioms, proofs, etc.) belonging to the various syntactical categories of the given formal system T (referred to here as the “represented theory”) whose metathematics is under consideration. The second is that of a representational scheme. This includes (i) the use of the Gödel numbering to develop number-theoretic codifications of various of the metathematical properties pertaining to the represented theory, and (ii) the selection of a theory S (hereafter, the “representing theory”) and a fily of formulas from that theory (the “representing formulas”) in terms of which to register as theorems various of the facts concerning the metathematical properties of the represented theory thus encoded. The basic result of this representational scheme is the weak representation of the set of (Gödel numbers of) theorems of T, where a set L of numbers is said to be weakly represented in S by a formula ‘L(x)’ of S just in case for every number n, n1 L if and only if ‘L([n])’ is a theorem of S, where ‘[n]’ is the standard term of S that, under the intended interpretation of S, designates the number n. Since the set of (Gödel numbers of) theorems of the represented theory T will typically be recursively enumerable, and the representing theory S must be capable of weakly representing this set, the basic strength requirement on S is that it be capable of weakly representing the recursively enumerable sets of natural numbers. Because basic systems of arithmetic (e.g. Robinson’s arithmetic and Peano arithmetic) all have this capacity, Gödel’s theorems are often stated using containment of a fragment of arithmetic as the basic strength requirement governing the capacities of the representing theory (which, of course, is also often the represented theory). More on this point below. The third main idea behind the incompleteness theorems is that of a diagonal or fixed point construction within S for the notion of unprovability-in-T; i.e., the formulation of a sentence Gödel of S which, under the given Gödel numbering of T, the given representation of T’s metathematical notions in S, and the intended interpretation of the language of S, says of itself that it is not provable-in-T. Gödel is thus false if provable and unprovable if true. More specifically, if ‘ProvT(x)’ is a formula of S that weakly represents the set of (Gödel numbers of) theorems of T in S, then Gödel can be any formula of S that is provably equivalent in S to the formula ‘- ProvT ([Gödel])’. Given this background, G1 can be stated as follows: If (a) the representing theory S is any subtheory of the represented theory T (up to and God Gödel’s incompleteness theorems 347 - 347 including the represented theory itself), (b) the representing theory S is consistent, (c) the formula ‘ProvT (x)’ weakly represents the set of (Gödel numbers of) theorems of the represented theory T in the representing theory S, and (d) Gödel is any sentence provably equivalent in the representing theory S to ‘ProvT ([Gödel])’, then neither Gödel nor -Gödel is a theorem of the representing theory S. The proof proceeds in two parts. In the first part it is shown that, for any representing theory S (up to and including the case where S % T ), if S is consistent, then -Gödel is not a theorem of S. To obtain this in its strongest form, we pick the strongest subtheory S of T possible, nely S % T, and construct a reductio. Thus, suppose that (1) -Gödel is a theorem of T. From (1) and (d) it follows that (2) ‘ProvT([Gödel])’ is a theorem of T. And from (2) and (c) (in the “if” direction) it follows that (3) Gödel is a theorem of T. But (1) and (3) together imply that the representing theory T is inconsistent. Hence, if T is consistent, -Gödel cannot be a theorem of T. In the second part of the proof it is argued that if the representing theory S is consistent, then Gödel is not a theorem of it. Again, to obtain the strongest result, we let S be the strongest subtheory of T possible (nely T itself) and, as before, argue by reductio. Thus we suppose that (A) Gödel is a theorem of S (% T ). From this assumption and condition (d) it follows that (B) ‘-Provr ([Gödel])’ is a theorem of S (% T ). By (A) and (c) (in the “only if” direction) it follows that (C) ‘ProvT ([Gödel])’ is a theorem of S (% T ). But from (B) and (C) it follows that S (% T ) is inconsistent. Hence, Gödel is not provable in any consistent representing theory S up to and including T itself. The above statement of G1 is, of course, not the usual one. The usual statement suppresses the distinction stressed above between the representing and represented theories and collaterally replaces our condition (c) with a clause to the effect that T is a recursively axiomatizable extension of some suitably weak system of arithmetic (e.g. Robinson’s arithmetic, primitive recursive arithmetic, or Peano arithmetic). This puts into a single clause what, metathematically speaking, are two separate conditions – one pertaining to the representing theory, the other to the represented theory. The requirement that T be an extension of the selected weak arithmetic addresses the question of T’s adequacy as a representing theory, since the crucial fact about extensions of the weak arithmetic chosen is that they are capable of weakly representing all recursively enumerable sets. This constraint on T’s capabilities as a representing theory is in partnership with the usual requirement that, in its capacity as a represented theory, T be recursively axiomatizable. For T’s recursive axiomatizability ensures (under ordinary choices of logic for T ) that its set of theorems will be recursively enumerable – and hence weakly representable in the kind of representing theory that it itself (by virtue of its being an extension of the weak arithmetic specified) is. G1 can, however, be extended to certain theories whose sets of (Gödel numbers of) theorems are not recursively enumerable. When this is done, the basic capacity required of the representing theory is no longer merely that the recursively enumerable sets of natural numbers be representable in it, but that it also be capable of representing various non-recursively enumerable sets, and hence that it go beyond the weak arithmetics mentioned earlier. G2 is a more demanding result that G1 in that it puts significantly stronger demands on the formula ‘ProvT (x)’ used to express the notion of provability for the represented theory T. In proving G1 all that is required of ‘ProvT (x)’ is that it weakly represent θ (% the set of Gödel numbers of theorems of T); i.e., that it yield an extensionally accurate registry of the theorems of the represented theory in the representing theory. G2 places additional conditions on ‘ProvT (x)’; conditions which result from the fact that, to prove G2, we must codify the second part of the proof of G1 in T itself. To do this, ‘ProvT (x)’ must be a provability predicate for T. That is, it must satisfy the following constraints, commonly referred to as the Derivability Conditions (for ‘ProvT (x)’): (I) If A is a theorem of the represented theory, then ‘ProvT ([A])’ must be a theorem of the representing theory. (II) Every instance of the formula ‘ProvT ([A P B]) P (ProvT ([A]) P ProvT ([B]))’ must be a theorem of T. (III) Every instance of the formula ‘ProvT ([A]) P ProvT ([ProvT ([A])])’ must be a theorem of T. (I), of course, is just part of the requirement that ‘ProvT ([A])’ weakly represent T’s theoremset in T. So it does not go beyond what is required for the proof of G1. (II) and (III), however, do. They make it possible to “formalize” the second part of the proof of G1 in T itself. (II) captures, in terms of ‘ProvT (X)’, the modus ponens inference by which (B) is derived from (A), and (III) codiGödel’s incompleteness theorems Gödel’s incompleteness theorems 348 - 348 fies in T the appeal to (c) used in deriving (C) from (A). The result of this “formalization” process is a proof within T of the formula ‘ConT P Gödel’ (where ConT is a formula of the form ‘- ProvT ([#])’, with ‘ProvT (x)’ a provability predicate for T and ‘[#]’ the standard numeral denoting the Gödel number # of some formula refutable in T ). From this, and the proof of the second part of G1 itself (in which the first Derivability Condition, which is just the “only if” direction of (c), figures prominently), we arrive at the following result, which is a generalized form of G2: If S is any consistent representing theory up to and including the represented theory T itself, ‘ProvT (x)’ any provability predicate for T, and ConT any formula of T of the form ‘- ProvT ([#])’, then ConT is not a theorem of S. To the extent that, in being a provability predicate for T, ‘ProvT (x)’ “expresses” the notion of provability of the represented theory T, it seems fair to say that ConT expresses its consistency. And to the extent that this is true, it is sensible to read G2 as saying that for any representing theory S and any represented theory T extending S, if S is consistent, then the consistency of T is not provable in S. 
Godfrey of Fontaines (probably before 1250– 1306 or 1309), French philosopher. He taught theology at Paris (1285–c.1299; 1303–04). ong his major writings are fifteen Quodlibetal Questions and other disputations. He was strongly Aristotelian in philosophy, with Neoplatonic influences in metaphysics. He defended identity of essence and existence in creatures against theories of their real or intentional distinction, and argued for the possibility of demonstrating God’s existence and of some quidditative knowledge of God. He admitted divine ideas for species but not for individuals within species. He made wide applications of Aristotelian actpotency theory – e.g., to the distinction between the soul and its powers, to the explanation of intellection and volition, to the general theory of substance and accident, and in unusual fashion to essence-existence “composition” of creatures. J.F.W. Godwin, Willi (1756–1836), English philosopher, novelist, and political writer. Godwin’s main philosophical treatise, Enquiry concerning Political Justice (1793), aroused heated debate. He argued for radical forms of determinism, anarchism, and utilitarianism. Government corrupts everyone by encouraging stereotyped thinking that prevents us from seeing each other as unique individuals. Godwin’s novel Caleb Willis (1794) portrays a good man corrupted by prejudice. Once we remove prejudice and artificial inequality we will see that our acts are wholly determined. This makes punishment pointless. Only in small, anarchic societies can people see others as they really are and thus come to feel sympathetic concern for their wellbeing. Only so can we be virtuous, because virtue is acting from sympathetic feelings to bring the greatest happiness to all affected. Godwin took this principle quite literally, and accepted all its consequences. Truthfulness has no claim on us other than the happiness it brings. If keeping a promise causes less good than breaking it, there is no reason at all to keep it. If one must choose between saving the life either of a major human benefactor or of one’s mother, one must choose the benefactor. Ideally we would need no rules in morals at all. They prevent us from seeing others properly, thereby impairing the sympathetic feelings that constitute virtue. Rights are pointless since sympathetic people will act to help others. Later utilitarians like Benth had difficulty in separating their positions from Godwin’s notorious views. 
BENTH. J.B.S. Goethe, Johann Wolfgang von (1749–1832), German writer often considered the leading cultural figure of his age. He wrote lyric poetry, dras, and fictional, essayistic, and aphoristic prose as well as works in various natural sciences, including anatomy, botany, and optics. A lawyer by training, for most of his life Goethe was a government official at the provincial court of Saxony-Weimar. In his numerous contributions to world literature, such as the novels The Sorrows of Young Werther (1774), Wilhelm Meister’s Years of Apprenticeship (1795/96), Elective Affinities (1809), and Wilhelm Meister’s Years of Pilgrimage (1821/29), and the two-part tragedy Faust (1808/32), Goethe represented the tensions between individual and society as well as between culture and nature, with increased recognition of their tragic opposition and the need to cultivate a resigned self-discipline in artistic and social matters. In his poetic and scientific treatment of nature he was influenced by Spinoza’s pantheist identification of nature and God and maintained that everything in nature is animate and expressive of divine presence. In his theory and practice of science he opposed the quantitative and experimental method and Godfrey of Fontaines Goethe, Johann Wolfgang von 349 - 349 insisted on a description of the phenomena that was to include the intuitive grasp of the archetypal forms or shapes underlying all development in nature. 
golden mean.ARISTOTLE. Goldman, Alvin I(ra) (b.1938), erican philosopher who has made notable contributions to action theory, naturalistic and social epistemology, philosophy of mind, and cognitive science. He has persistently urged the relevance of cognitive and social science to problems in epistemology, metaphysics, the philosophy of mind, and ethics. A Theory of Human Action (1970) proposes a causal theory of action, describes the generative structure of basic and non-basic action, and argues for the compatibility of free will and determinism. In “Epistemics: The Regulative Theory of Cognition” (1978), he argued that traditional epistemology should be replaced by ‘epistemics’, which differs from traditional epistemology in characterizing knowledge, justified belief, and rational belief in light of empirical cognitive science. Traditional epistemology has used a coarse-grained notion of belief, taken too restrictive a view of cognitive methods, offered advice for ideal cognizers rather than for human beings with limited cognitive resources, and ignored flaws in our cognitive system that must be recognized if cognition is to be improved. Epistemologists must attend to the results of cognitive science if they are to remedy these deficiencies in traditional epistemology. Goldman later developed epistemics in Epistemology and Cognition (1986), in which he developed a historical, reliabilist theory of knowledge and epistemic justification and employed empirical cognitive science to characterize knowledge, evaluate skepticism, and assess human cognitive resources. In Liaisons: Philosophy Meets the Cognitive and Social Sciences (1992) and in Knowledge in a Social World (1999), he defended and elaborated a veritistic (i.e., truth-oriented) evaluation of communal beliefprofiles, social institutions, and social practices (e.g., the practice of restricting evidence admissible in a jury trial). He has opposed the widely accepted view that mental states are functional states (“The Psychology of Folk Psychology,” Behavioral and Brain Sciences, 1993) and defended a simulation theory of mental state attribution, on which one attributes mental states to another by imagining what mental state one would be in if one were in the other’s situation (“In Defense of the Simulation Theory,” 1992). He has also argued that cognitive science bears on ethics by providing information relevant to the nature of moral evaluation, moral choice, and hedonic states associated with the good (e.g., happiness) (“Ethics and Cognitive Science,” 1993). 
good-making characteristic, a characteristic that makes whatever is intrinsically or inherently good, good. Hedonists hold that pleasure and conducing to pleasure are the sole good-making characteristics. Pluralists hold that those characteristics are only some ong many other goodmaking characteristics, which include, for instance, knowledge, friendship, beauty, and acting from a sense of duty.
 ETHICS, HEDONISM. B.R. Goodman, Nelson (1906–98), erican philosopher who made seminal contributions to metaphysics, epistemology, and aesthetics. Like Quine, Goodman repudiates analyticity and kindred notions. Goodman’s work can be read as a series of investigations into how to do philosophy without them. A central concern is how symbols structure facts and our understanding of them. The Structure of Appearance (1952) presents Goodman’s constructionalism. Pretheoretical beliefs are vague and mutually inconsistent. By devising an interpreted formal system that derives them from or explicates them in terms of suitable primitives, we bring them into logical contact, eliminate inconsistencies, and disclose unanticipated logical and theoretical connections. Multiple, divergent systems do justice to the se pretheoretical beliefs. All systems satisfying our criteria of adequacy are equally acceptable. Nothing favors any one of them over the others. Ways of Worldmaking (1978) provides a less formal treatment of the se themes. Category schemes dictate criteria of identity for their objects. So mutually irreducible category schemes do not treat of the se things. Since a world consists of the things it comprises, irreducible schemes mark out different worlds. There are, Goodman concludes, many worlds if any. Inasmuch as the categories that define identity Goldbach’s conjecture Goodman, Nelson 350 - 350 conditions on objects are human constructs, we make worlds. Languages of Art (1968) argues that art, like science, makes and reveals worlds. Aesthetics is the branch of epistemology that investigates art’s cognitive functions. Goodman analyzes the syntactic and semantic structures of symbol systems, both literal and figurative, and shows how they advance understanding in art and elsewhere. Fact, Fiction, and Forecast(1954) poses the new riddle of induction. An item is grue if and only if it is exined before future time t and found to be green or is not so exined and is blue. All hitherto exined emeralds are both green and grue. What justifies our expecting future emeralds to be green, not grue? Inductive validity, the riddle demonstrates, depends on the characterization as well as the classification of the evidence class. ‘Green’ is preferable, Goodman maintains, because it is entrenched in inductive practice. This does not guarantee that inferences using ‘green’ will yield truths. Nothing guarantees that. But entrenched predicates are pragmatically advantageous, because they mesh with our habits of thought and other cognitive resources. Goodman’s other works include Problems and Projects (1972), Of Mind and Other Matters (1984), and Reconceptions (1988), written with Catherine Z. Elgin. 
AESTHETICS, ANALYTIC –SYNTHETIC DISTINCTION, GRUE PARADOX. C.Z.E. Gorgias (c.483–c.376 B.C.), Greek Sophist. A teacher of rhetoric from Leontini in Syracuse, Gorgias ce to Athens in 427 B.C. as an bassador from his city and caused a sensation with his artful oratory. He is known through references and short quotations in later writers, and through a few surviving texts – two speeches and a philosophical treatise. He taught a rhetorical style much imitated in antiquity, by delivering model speeches to paying audiences. Unlike other Sophists he did not give formal instruction in other topics, nor prepare a formal rhetorical manual. He was known to have had views on language, on the nature of reality, and on virtue. Gorgias’s style was remarkable for its use of poetic devices such as rhyme, meter, and elegant words, as well as for its dependence on artificial parallelism and balanced antithesis. His surviving speeches, defenses of Helen and Paledes, display a range of arguments that rely heavily on what the ancients called eikos (‘likelihood’ or ‘probability’). Gorgias maintained in his “Helen” that a speech can compel its audience to action; elsewhere he remarked that in the theater it is wiser to be deceived than not. Gorgias’s short book On Nature (or On What Is Not) survives in two paraphrases, one by Sextus Empiricus and the other (now considered more reliable) in an Aristotelian work, On Melissus, Xenophanes, and Gorgias. Gorgias argued for three theses: that nothing exists; that even if it did, it could not be known; and that even if it could be known, it could not be communicated. Although this may be in part a parody, most scholars now take it to be a serious philosophical argument in its own right. In ethics, Plato reports that Gorgias thought there were different virtues for men and for women, a thesis Aristotle defends in the Politics.  SOPHISTS. P.Wo. Göttingen School.NEO-KANTIANISM. grace, efficacious.ARNAULD. Gracián y Morales, Baltasar (1601–58), Spanish writer, moralist, and a leading literary theorist of the Spanish baroque. Born in Belmonte, he entered the Jesuit order in 1619 and bece rector of the Jesuit College at Tarragona and a favorite of King Philip III. Gracián’s most important works are Agudeza y arte de ingenio (“The Art of Worldly Wisdom,” 1642–48) and El criticón (“The Critic,” 1651–57). The first provides philosophical support for conceptismo, a Spanish literary movement that sought to create new concepts through the development of an elaborate style, characterized by subtlety (agudeza) and ingenious literary artifices. El criticón, written in the conceptist style, is a philosophical novel that pessimistically criticizes the evils of civilization. Gracián anticipates Rousseau’s noble savage in claiming that, although human beings are fundentally good in the state of nature, they are corrupted by civilization. Echoing a common theme of Spanish thought at the time, he attributes the nefarious influence of civilization to the confusion it creates between appearance and reality. But Gracián’s pessimism is tempered by faith: man has hope in the afterlife, when reality is finally revealed. Gracián wrote several other influential books. In El héroe (“The Hero,” 1637) and El político (“The Politician,” 1640), he follows Machiavelli in discussing the attributes of the ideal prince; El discreto (“The Man of Discretion,” 1646) explores the ideal gentleman, as judged by Spanish society. Most of Gracián’s books were published under pseudonyms to avoid censure by his order. Gorgias Gracián y Morales, Baltasar 351 - 351 ong authors outside Spain who used his ideas are Nietzsche, Schopenhauer, Voltaire, and Rousseau. J.J.E.G. grmar, a system of rules specifying a language. The term has often been used synonymously with ‘syntax’, the principles governing the construction of sentences from words (perhaps also including the systems of word derivation and inflection – case markings, verbal tense markers, and the like). In modern linguistic usage the term more often encompasses other components of the language system such as phonology and semantics as well as syntax. Traditional grmars that we may have encountered in our school days, e.g., the grmars of Latin or English, were typically fragmentary and often prescriptive – basically a selective catalog of forms and sentence patterns, together with constructions to be avoided. Contemporary linguistic grmars, on the other hand, aim to be descriptive, and even explanatory, i.e., embedded within a general theory that offers principled reasons for why natural languages are the way they are. This is in accord with the generally accepted view of linguistics as a science that regards human language as a natural phenomenon to be understood, just as physicists attempt to make sense of the world of physical objects. Since the publication of Syntactic Structures (1957) and Aspects of the Theory of Syntax (1965) by No Chomsky, grmars have been almost universally conceived of as generative devices, i.e., precisely formulated deductive systems – commonly called generative grmars – specifying all and only the well-formed sentences of a language together with a specification of their relevant structural properties. On this view, a grmar of English has the character of a theory of the English language, with the grmatical sentences (and their structures) as its theorems and the grmar rules playing the role of the rules of inference. Like any empirical theory, it is subject to disconfirmation if its predictions do not agree with the facts – if, e.g., the grmar implies that ‘white or snow the is’ is a wellformed sentence or that ‘The snow is white’ is not. The object of this theory construction is to model the system of knowledge possessed by those who are able to speak and understand an unlimited number of novel sentences of the language specified. Thus, a grmar in this sense is a psychological entity – a component of the human mind – and the task of linguistics (avowedly a mentalistic discipline) is to determine exactly of what this knowledge consists. Like other mental phenomena, it is not observable directly but only through its effects. Thus, underlying linguistic competence is to be distinguished from actual linguistic performance, which forms part of the evidence for the former but is not necessarily an accurate reflection of it, containing, as it does, errors, false starts, etc. A central problem is how this competence arises in the individual, i.e., how a grmar is inferred by a child on the basis of a finite, variable, and imperfect sple of utterances encountered in the course of normal development. Many sorts of observations strongly suggest that grmars are not constructed de novo entirely on the basis of experience, and the view is widely held that the child brings to the task a significant, genetically determined predisposition to construct grmars according to a well-defined pattern. If this is so, and since apparently no one language has an advantage over any other in the learning process, this inborn component of linguistic competence can be correctly termed a universal grmar. It represents whatever the grmars of all natural languages, actual or potential, necessarily have in common because of the innate linguistic competence of human beings. The apparent diversity of natural languages has often led to a serious underestimation of the scope of universal grmar. One of the most influential proposals concerning the nature of universal grmar was Chomsky’s theory of transformational grmar. In this frework the syntactic structure of a sentence is given not by a single object (e.g., a parse tree, as in phrase structure grmar), but rather by a sequence of trees connected by operations called transformations. The initial tree in such a sequence is specified (generated) by a phrase structure grmar, together with a lexicon, and is known as the deep structure. The final tree in the sequence, the surface structure, contains the morphemes (meaningful units) of the sentence in the order in which they are written or pronounced. For exple, the English sentences ‘John hit the ball’ and its passive counterpart ‘The ball was hit by John’ might be derived from the se deep structure (in this case a tree looking very much like the surface structure for the active sentence) except that the optional transformational rule of passivization has been applied in the derivation of the latter sentence. This rule rearranges the constituents of the tree in such a way that, ong other changes, the direct object (‘the ball’) in deep structure becomes the surface-structure subject of the passive sentence. It is thus an important feature of this theory that grmatical grmar grmar 352 - 352 relations such as subject, object, etc., of a sentence are not absolute but are relative to the level of structure. This accounts for the fact that many sentences that appear superficially similar in structure (e.g., ‘John is easy to please’, ‘John is eager to please’) are nonetheless perceived as having different underlying (deep-structure) grmatical relations. Indeed, it was argued that any theory of grmar that failed to make a deep-structure/surface-structure distinction could not be adequate. Contemporary linguistic theories have, nonetheless, tended toward minimizing the importance of the transformational rules with corresponding elaboration of the role of the lexicon and the principles that govern the operation of grmars generally. Theories such as generalized phrase-structure grmar and lexical function grmar postulate no transformational rules at all and capture the relatedness of pairs such as active and passive sentences in other ways. Chomsky’s principles and pareters approach (1981) reduces the transformational component to a single general movement operation that is controlled by the simultaneous interaction of a number of principles or subtheories: binding, government, control, etc. The universal component of the grmar is thus enlarged and the contribution of languagespecific rules is correspondingly diminished. Proponents point to the advantages this would allow in language acquisition. Presumably a considerable portion of the task of grmar construction would consist merely in setting the values of a small number of pareters that could be readily determined on the basis of a small number of instances of grmatical sentences. A rather different approach that has been influential has arisen from the work of Richard Montague, who applied to natural languages the se techniques of model theory developed for logical languages such as the predicate calculus. This so-called Montague grmar uses a categorial grmar as its syntactic component. In this form of grmar, complex lexical and phrasal categories can be of the form A/B. Typically such categories combine by a kind of “cancellation” rule: A/B ! B P A (something of category A/B combines with something of category B to yield something of category A). In addition, there is a close correspondence between the syntactic category of an expression and its semantic type; e.g., common nouns such as ‘book’ and ‘girl’ are of type e/t, and their semantic values are functions from individuals (entities, or e-type things) to truth-values (T-type things), or equivalently, sets of individuals. The result is an explicit, interlocking syntax and semantics specifying not only the syntactic structure of grmatical sentences but also their truth conditions. Montague’s work was embedded in his own view of universal grmar, which has not, by and large, proven persuasive to linguists. A great deal of attention has been given in recent years to merging the undoubted virtues of Montague grmar with a linguistically more palatable view of universal grmar.  CHOMSKY, LOGICAL FORM, PARSING, PHILOSOPHY OF LANGUAGE. R.E.W. grmar, categorial.GRMAR. grmar, Montague.GRMAR. grmar, transformational.GRMAR. grmar, universal.GRMAR. grmatical form.LOGICAL FORM. grmaticality intuitions.
INTUITION. grmatical predicate.LOGICAL SUBJECT. grmatical subject.LOGICAL SUBJECT.

Gramsci, Antonio (1891–1937), Italian political leader whose imprisonment by the Fascists for his involvement with the Italian Communist Party had the ironical result of sparing him from Stalinism and enabling him to better articulate his distinctive political philosophy. In 1917 he welcomed the Bolshevik Revolution as a “revolution against Capital” rather than against capitalism: as a revolution refuting the deterministic Marxism according to which socialism could arise only by the gradual evolution of capitalism, and confirming the possibility of the radical transformation of social institutions. In 1921 he supported creation of the Italian Communist Party; as its general secretary from 1924, he tried to reorganize it along more democratic lines. In 1926 the Fascists outlawed all opposition parties. Grsci spent the rest of his life in various prisons, where he wrote more than a thousand s of notes ranging from a few lines to chapterlength essays. These Prison Notebooks pose a major interpretive challenge, but they reveal a keen, insightful, and open mind grappling with important social and political problems. The most common interpretation stems from Palmiro Togliatti, Grsci’s successor as leader of grmar, categorial Grsci, Antonio 353 - 353 the Italian Communists. After the fall of Fascism and the end of World War II, Togliatti read into Grsci the so-called Italian road to socialism: a strategy for attaining the traditional Marxist goals of the classless society and the nationalization of the means of production by cultural means, such as education and persuasion. In contrast to Bolshevism, one had to first conquer social institutions, and then their control would yield the desired economic and political changes. This democratic theory of Marxist revolution was long regarded by many as especially relevant to Western industrial societies, and so for this and other reasons Grsci is a key figure of Western Marxism. The se theory is often called Grsci’s theory of hegemony, referring to a relationship between two political units where one dominates the other with the consent of that other. This interpretation was a political reconstruction, based primarily on Grsci’s Communist involvement and on highly selective passages from the Notebooks. It was also based on exaggerating the influence on Grsci of Marx, Engels, Lenin, and Gentile, and minimizing influences like Croce, Mosca, Machiavelli, and Hegel. No new consensus has emerged yet; it would have to be based on analytical and historical spadework barely begun. One main interpretive issue is whether Grsci, besides questioning the means, was also led to question the ends of traditional Marxism. In one view, his commitment to rational persuasion, political realism, methodological fallibilism, democracy, and pluralism is much deeper than his inclinations toward the classless society, the abolition of private property, the bureaucratically centralized party, and the like; in particular, his pluralism is an aspect of his commitment to the dialectic as a way of thinking, a concept he adapted from Hegel through Croce. 


Green, T(homas) H(ill) (1836–82), British absolute idealist and social philosopher. The son of a clergyman, Green studied and taught at Oxford. His central concern was to resolve what he saw as the spiritual crisis of his age by analyzing knowledge and morality in ways inspired by Kant and Hegel. In his lengthy introduction to Hume’s Treatise, he argued that Hume had shown knowledge and morality to be impossible on empiricist principles. In his major work, Prolegomena to Ethics (1883), Green contended that thought imposed relations on sensory feelings and impulses (whose source was an eternal consciousness) to constitute objects of knowledge and of desire. Furthermore, in acting on desires, rational agents seek the satisfaction of a self that is realized through their own actions. This requires rational agents to live in harmony ong themselves and hence to act morally. In Lectures on the Principles of Political Obligation (1885) Green transformed classical liberalism by arguing that even though the state has no intrinsic value, its intervention in society is necessary to provide the conditions that enable rational beings to achieve self-satisfaction.  HUME, IDEALISM, POLITICAL PHILOSOPHY. J.W.A. Gregory I, Saint, called Gregory the Great (c.540–604), a pope and Roman political leader. Born a patrician, he was educated for public office and bece prefect of Rome in 570. In 579, he was appointed papal representative in Constantinople, returning to Rome as counselor to Pope Pelagius II in 586. He was elected Pope Gregory I in 590. When the Lombards attacked Rome in 594, Gregory bought them off. Constantinople would neither cede nor defend Italy, and Gregory stepped in as secular ruler of what bece the Papal States. He asserted the universal jurisdiction of the bishop of Rome, and claimed patriarchy of the West. His writings include important letters; the Moralia, an exposition of the Book of Job summarizing Christian theology; Pastoral Care, which defined the duties of the clergy for the Middle Ages; and Dialogues, which deals chiefly with the immortality of the soul, holding it could enter heaven immediately without awaiting the Last Judgment. His thought, largely Augustinian, is unoriginal, but was much quoted in the Middle Ages.  AUGUSTINE. J.Lo. Gregory of Nyssa, Saint (335–98), Greek theologian and mystic who tried to reconcile Platonism with Christianity. As bishop of Cappadocia in eastern Asia Minor, he chpioned orthodoxy and was prominent at the First Council of Constantinople. He related the doctrine of the Trinity to Plato’s ideas of the One and the Many. He followed Origen in believing that man’s material great chain of being Gregory of Nyssa 354 - 354 nature was due to the fall and in believing in the Apocatastasis, the universal restoration of all souls, including Satan’s, in the kingdom of God. 
Gregory of Rimini (c.1300–58), Italian philosopher and monk. He studied in Italy, England, and France, and taught at the universities of Bologna, Padua, Perugia, and Paris before becoming prior general of the Hermits of St. Augustine in his native city of Rimini, about eighteen months before he died. Gregory earned the honorific title “the Authentic Doctor” because he was considered by many of his contemporaries to be a faithful interpreter of Augustine, and thus a defender of tradition, in the midst of the skepticism of Ockh and his disciples regarding what could be known in natural philosophy and theology. Thus, in his commentary on Books I and II of Peter Lombard’s Sentences, Gregory rejected the view that because of God’s omnipotence he can do anything and is therefore unknowable in his nature and his ways. Gregory also maintained that after Ad’s fall from righteousness, men need, in conjunction with their free will, God’s help (grace) to perform morally good actions. In non-religious matters Gregory is usually associated with the theory of the complexe significabile, according to which the object of knowledge acquired by scientific proof is neither an object existing outside the mind, nor a word (simplex) or a proposition (complexum), but rather the complexe significabile, that which is totally and adequately signified by the proposition expressed in the conclusion of the proof in question. 

Grice: English philosopher whose work concerns perception and philosophy of language, and whose most influential contribution is the concept of a conversational implicature and the associated theoretical machinery of conversational ‘postulates.’ The concept of a conversational implicature is first used in his ‘presentation’ on the causal theory of perception and reference. Grice distinguishes between the ‘meaning’ of the words used in a sentence and what is implied by the utterer’s choice of words. If someone says “It looks as if there is a red pillar box in front of me,” the choice of words implies that there is some doubt about the pillar box being red. But, Grice argues, that is a matter of word choice and the sentence itself does not ‘impl’  that there is doubt. The term ‘conversational implicature’ was introduced in Grice’s Willi Jes lectures (published in 1988) and used to defend the use of the material implication as a logical translation of ‘if’. With Strawson (“In Defence of Dogma”), Grice gives a spirited defense of the analytic–synthetic distinction against Quine’s criticisms. In subsequent systematic papers Grice attempts, ong other things, to give a theoretical grounding of the distinction. Grice’s oeuvre is part of the Oxford ordinary language tradition, if formal and theoretical. He also explores metaphysics, especially the concept of absolute value. 
Groot, Huigh de.GROTIUS. Grosseteste, Robert (c.1168–1253), English theologian who began life on the bottom rung of feudal society in Suffolk and bece one of the most influential philosophers in pre-Reformation England. He studied at Oxford, becoming a master of arts between 1186 and 1189. Sometime after this period he joined the household of Willi de Vere, bishop of Hereford. Grosseteste may have been associated with the local cathedral school in Hereford, several of whose members were part of a relatively advanced scientific tradition. It was a center for the study of natural science and astrology as well as liberal arts and theology. If so, this would explain, at least in part, his lifelong interest in work in natural philosophy. Between 1209 and 1214 Grosseteste bece a master of theology, probably in Paris. In 1221 he bece the first chancellor of Oxford. From 1229 to 1235 he was secular lecturer in theology to the recently established Franciscan order at Oxford. It was during his tenure with the Franciscans that he studied Greek – an unusual endeavor for a medieval schoolman. He spent the last eighteen years of his life as bishop of Lincoln. As a university scholar, Grosseteste was an original thinker who used Aristotelian and Augustinian theses as points of departure. He believed, with Aristotle, that sense knowledge is the basis of all knowledge, and that the basis for sense knowledge is our discovery of the cause of what is experienced or revealed by experiment. He also believed, with Augustine, that light plays Gregory of Rimini Grosseteste, Robert 355 - 355 an important role in creation. Thus he maintained that God produced the world by first creating prime matter from which issued a point of light (lux), the first corporeal form or power, one of whose manifestations is visible light. The diffusion of this light resulted in extension or tridimensionality in the form of the nine concentric celestial spheres and the four terrestrial spheres of fire, air, water, and earth. According to Grosseteste, the diffusion of light takes place in accordance with laws of mathematical proportionality (geometry). Everything, therefore, is a manifestation of light, and mathematics is consequently indispensable to science and knowledge generally. The principles Grosseteste employs to support his views are presented in, e.g., his commentary on Aristotle’s Posterior Analytics, the De luce (“Of Light”), and the De lineis, angulis et figuris (“Of Lines, Angles, and Figures”). He worked in areas as seemingly disparate as optics and angelology. Grosseteste was one of the first to take an interest in and introduce into the Oxford curriculum newly recovered Aristotelian texts – some of which he translated, along with Greek commentaries on them. His work and interest in natural philosophy, mathematics, the Bible, and languages profoundly influenced his younger contemporary, Roger Bacon, and the educational goals of the Franciscan order. It also helped to stimulate work in these areas during the fourteenth century. 

Grotius, Hugo, in Dutch, Huigh de Groot (1583– 1645), Dutch humanist, a founder of modern views of international law and a major theorist of natural law. A lawyer and Latinist, Grotius developed a new view of the law of nature in order to combat moral skepticism and to show how there could be rational settlement of moral disputes despite religious disagreements. He argued in The Law of War and Peace (1625) that humans are naturally both competitive and sociable. The laws of nature show us how we can live together despite our propensity to conflict. They can be derived from observation of our nature and situation. These laws reflect the fact that each individual possesses rights, which delimit the social space within which we are free to pursue our own goals. Legitimate government arises when we give up some rights in order to save or improve our lives. The obligations that the laws of nature impose would bind us, Grotius notoriously said, even if God did not exist; but he held that God does enforce the laws. They set the limits on the laws that governments may legitimately impose. The laws of nature reflect our possession of both precise perfect rights of justice, which can be protected by force, and imperfect rights, which are not enforceable, nor even statable very precisely. Grotius’s views on our combative but sociable nature, on the function of the law of nature, and on perfect and imperfect rights were of central importance in later discussions of morality and law.  NATURAL LAW, RIGHTS. J.B.S.
grue paradox, a paradox in the theory of induction, according to which every intuitively acceptable inductive argument, A, may be mimicked by indefinitely many other inductive arguments – each seemingly quite analogous to A and therefore seemingly as acceptable, yet each nonetheless intuitively unacceptable, and each yielding a conclusion contradictory to that of A, given the assumption that sufficiently many and varied of the sort of things induced upon exist as yet unexined (which is the only circumstance in which A is of interest). Suppose the following is an intuitively acceptable inductive argument: (A1) All hitherto observed emeralds are green; therefore, all emeralds are green. Now introduce the colorpredicate ‘grue’, where (for some given, as yet wholly future, temporal interval T) an object is grue provided it has the property of being either green and first exined before T, or blue and not first exined before T. Then consider the following inductive argument: (A2) All hitherto observed emeralds are grue; therefore, all emeralds are grue. The premise is true, and A2 is formally analogous to A1. But A2 is intuitively unacceptable; if there are emeralds unexined before T, then the conclusion of A2 says that these emeralds are blue, whereas the conclusion of A1 says that they are green. Other counterintuitive competing arguments could be given, e.g.: (A3) All hitherto observed emeralds are grellow; therefore, all emeralds are grellow (where an object is grellow provided it is green and located on the earth, or yellow otherwise). It would seem, therefore, that some restriction on induction is required. The new riddle of induction offers two challenges. First, state the restriction – i.e., demarcate the intuitively acceptable inductions from the unacceptable ones, in some general way, without constant appeal to intuition. Second, justify our preference for the Grotius, Hugo grue paradox 356 - 356 one group of inductions over the other. (These two parts of the new riddle are often conflated. But it is at least conceivable that one might solve the analytical, demarcative part without solving the justificatory part, and, perhaps, vice versa.) It will not do to rule out, a priori, “gruelike” (now commonly called “gruesome”) variances in nature. Water (pure H2O) varies in its physical state along the pareter of temperature. If so, why might not emeralds vary in color along the pareter of time of first exination? One approach to the problem of restriction is to focus on the conclusions of inductive arguments (e.g., All emeralds are green, All emeralds are grue) and to distinguish those which may legitimately so serve (called “projectible hypotheses”) from those which may not. The question then arises whether only non-gruesome hypotheses (those which do not contain gruesome predicates) are projectible. Aside from the task of defining ‘gruesome predicate’ (which could be done structurally relative to a preferred language), the answer is no. The English predicate ‘solid and less than 0; C, or liquid and more than 0; C but less than 100; C, or gaseous and more than 100; C’ is gruesome on any plausible structural account of gruesomeness (note the similarity to the English ‘grue’ equivalent: green and first exined before T, or blue and not first exined before T). Nevertheless, where nontransitional water is pure H2O at one atmosphere of pressure (save that which is in a transitional state, i.e., melting/freezing or boiling/condensing, i.e., at 0°C or 100; C), we happily project the hypothesis that all non-transitional water falls under the above gruesome predicate. Perhaps this is because, if we rewrite the projection about non-transitional water as a conjunction of non-gruesome hypotheses – (i) All water at less than 0; C is solid, (ii) All water at more than 0; C but less than 100; C is liquid, and (iii) All water at more than 100; C is gaseous – we note that (i)–(iii) are all supported (there are known positive instances); whereas if we rewrite the gruesome projection about emeralds as a conjunction of non-gruesome hypotheses – (i*) All emeralds first exined before T are green, and (ii*) All emeralds not first exined before T are blue – we note that (ii*) is as yet unsupported. It would seem that, whereas a non-gruesome hypothesis is projectible provided it is unviolated and supported, a gruesome hypothesis is projectible provided it is unviolated and equivalent to a conjunction of non-gruesome hypotheses, each of which is supported. The grue paradox was discovered by Nelson Goodman. It is most fully stated in his Fact, Fiction and Forecast (1955). 
guise theory, a system developed by Castañeda to resolve a number of issues concerning the content of thought and experience, including reference, identity statements, intensional contexts, predication, existential claims, perception, and fictional discourse. For exple, since (i) Oedipus believed that he killed the man at the crossroads, and (ii) the man at the crossroads was his (Oedipus’s) father, it might seem that (iii) Oedipus believed that he killed his father. Guise theory blocks this derivation by taking ‘was’ in (ii) to express, not genuine identity, but a contingent seness relation betweeen the distinct referents of the descriptions. Definite descriptions are typically treated as referential, contrary to Russell’s theory of descriptions, and their referents are identical in both direct and indirect discourse, contrary to Frege’s semantics. To support this solution, guise theory offers unique accounts of predication and singular referents. The latter are individual guises, which, like Fregean senses and Meinong’s incomplete objects, are thinly individuated aspects or “slices” of ordinary objects at best. Every guise is a structure c{F1 . . . , Fn} where c is an operator expressed by ‘the’ in English – transforming a set of properties {F1, . . . , Fn} into a distinct concrete individual, each property being an internal property of the guise. Guises have external properties by standing in various seness relations to other guises that have these properties internally. There are four such relations, besides genuine identity, each an equivalence relation in its field. If the oldest philosopher happens to be wise, e.g., wisdom is factually predicated of the guise ‘the oldest philosopher’ because it is consubstantiated with ‘the oldest wise philosopher’. Other seness relations account for fictional predication (consociation) and necessary external predication (conflation). Existence is self-consubstantiation. An ordinary physical object is, at any moment, a cluster of consubstantiated (hence, existing) guises, while continuants are formed through the transubstantiation of guises within temporally distinct clusters. There are no substrates, and while every guise “subsists,” not all exist, e.g., the Norse God of Thunder. The posiGrundnorm guise theory 357 - 357 tion thus permits a unified account of singular reference. One task for guise theory is to explain how a “concretized” set of properties differs internally from a mere set. Perhaps guises are façons de penser whose core sets are concretized if their component properties are conceived as coinstantiated, with non-existents analyzable in terms of the failure of the conceived properties to actually be coinstantiated. However, it is questionable whether this approach can achieve all that Castañeda demands of guise theory. 
Habermas, Jürgen (b.1929), German philosopher and social theorist, a leading representative of the second generation of the Frankfurt School of critical theory. His work has consistently returned to the problem of the normative foundations of social criticism and critical social inquiry not supplied in traditional Marxism and other forms of critical theory, such as postmodernism. His habilitation, The Structural Transformation of the Public Sphere (1961), is an influential historical analysis of the emergence of the ideal of a public sphere in the eighteenth century and its subsequent decline. Habermas turned then to the problems of the foundations and methodology of the social sciences, developing a criticism of positivism and his own interpretive explanatory approach in The Logic of the Social Sciences (1963) and his first major systematic work, Knowledge and Human Interests (1967). Rejecting the unity of method typical of positivism, Habermas argues that social inquiry is guided by three distinct interests: in control, in understanding, and in emancipation. He is especially concerned to use emancipatory interest to overcome the limitations of the model of inquiry based on understanding and argues against “universality of hermeneutics” (defended by hermeneuticists such as Gader) and for the need to supplement interpretations with explanations in the social sciences. As he ce to reject the psychoanalytic vocabulary in which he formulated the interest in emancipation, he turned to finding the basis for understanding and social inquiry in a theory of rationality more generally. In the next phase of his career he developed a comprehensive social theory, culminating in his two-volume The Theory of Communicative Action (1982). The goal of this theory is to develop a “critical theory of modernity,” on the basis of a comprehensive theory of communicative (as opposed to instrumental) rationality. The first volume develops a theory of communicative rationality based on “discourse,” or second-order communication that takes place both in everyday interaction and in institutionalized practices of argumentation in science, law, and criticism. This theory of rationality emerges from a universal or “formal” pragmatics, a speech act theory based on making explicit the rules and norms of the competence to communicate in linguistic interaction. The second volume develops a diagnosis of modern society as suffering from “onesided rationalization,” leading to disruptions of the communicative lifeworld by “systems” such as markets and bureaucracies. Finally, Habermas applies his conception of rationality to issues of normative theory, including ethics, politics, and the law. “Discourse Ethics: Notes on a Progr of Moral Justification” (1982) argues for an intersubjective notion of practical reason and discursive procedure for the justification of universal norms. This “discourse principle” provides a dialogical version of Kant’s idea of universalization; a norm is justified if and only if it can meet with the reasoned agreement of all those affected. Between Facts and Norms (1992) combines his social and normative theories to give a systematic account of law and democracy. His contribution here is an account of deliberative democracy appropriate to the complexity of modern society. His work in all of these phases provides a systematic defense and critique of modern institutions and a vindication of the universal claims of public practical reason. 

 haecceity (from Latin haec, ‘this’), (1) loosely, thisness; more specifically, an irreducible category of being, the fundental actuality of an existent entity; or (2) an individual essence, a property an object has necessarily, without which it would not be or would cease to exist as the individual it is, and which, necessarily, no other object has. There are in the history of philosophy two distinct concepts of haecceity. The idea originated with the work of the thirteenthcentury philosopher Duns Scotus, and was discussed in the se period by Aquinas, as a positive perfection that serves as a primitive existence and individuation principle for concrete existents. In the seventeenth century Leibniz transformed the concept of haecceity, which Duns Scotus had explicitly denied to be a form or universal, into the notion of an individual essence, a distinctive nature or set of necessary characteristics uniquely identifying it under the principle of the identity of indiscernibles. 359 H 4065h-l.qxd     359 Duns Scotus’s haecceitas applies only to the being of contingently existent entities in the actual world, but Leibniz extends the principle to individuate particular things not only through the changes they may undergo in the actual world, but in any alternative logically possible world. Leibniz admitted as a consequence the controversial thesis that every object by virtue of its haecceity has each of its properties essentially or necessarily, so that only the counterparts of individuals can inhabit distinct logically possible worlds. A further corollary – since the possession of particular parts in a particular arrangement is also a property and hence involved in the individual essence of any complex object – is the doctrine of mereological essentialism: every composite is necessarily constituted by a particular configuration of particular proper parts, and loses its self-identity if any parts are removed or replaced. 

Haeckel, Ernst (1834–1919), German zoologist, an impassioned adherent of Darwin’s theory of evolution. His popular work Die Welträtsel (The Riddle of the Universe, 1899) bece a best-seller and was very influential in its time. Lenin is said to have admired it. Haeckel’s philosophy, which he called monism, is characterized negatively by his rejection of free will, immortality, and theism, as well as his criticisms of the traditional forms of materialism and idealism. Positively it is distinguished by passionate arguments for the fundental unity of organic and inorganic nature and a form of pantheism. M.K. Ha-Levi, Judah (c.1075–1141), Spanish Jewish philosopher and poet. Born in Toledo, he studied biblical and rabbinical literature as well as philosophy. His poetry introduces Arabic forms in Hebrew religious expression. He was traveling to Jerusalem on a pilgrimage when he died. His most important philosophical work is Kuzari: The Book of Proof and Argument of the Despised Faith, which purports to be a discussion of a Christian, a Muslim, and a Jew, each offering the king of the Khazars (in southern Russia) reasons for adopting his faith. Around 740 the historical king and most of his people converted to Judaism. HaLevi presents the Christian and the Muslim as Aristotelian thinkers, who fail to convince the king. The Jewish spokesman begins by asserting his belief in the God of Abrah, Isaac, and Jacob, the God of history who is continuously active in history, rather than the God of the philosophers. Jewish history is the inner core of world history. From the revelation at Sinai, the most witnessed divine event claimed by any religion, the Providential history of the Jews is the way God has chosen to make his message clear to all humankind. Ha-Levi’s view is the classical expression of Jewish particularism and nationalism. His ideas have been influential in Judaism and were early printed in Latin and Spanish.  JEWISH PHILOSOPHY. R.H.P. Halldén-complete.COMPLETENESS. hallucination.

PSEUDOHALLUCINATION. hallucination, argument from.PERCEPTION. halting problem.COMPUTABILITY. Hann, Johann Georg (1730–88), German philosopher. Born and educated in Königsberg, Hann, known as the Magus of the North, was one of the most important Christian thinkers in Germany during the second half of the eighteenth century. Advocating an irrationalistic theory of faith (inspired by Hume), he opposed the prevailing Enlightenment philosophy. He was a mentor of the Sturm und Drang literary movement and had a significant influence on Jacobi, Hegel, and Kierkegaard. As a close acquaintance of Kant, he also had a great impact on the development of Kant’s critical philosophy through his Hume translations. Hann’s most important works, criticized and admired for their difficult and obscure style, were the Socratic Memorabilia (1759), Aesthetica in nuce (“Aesthetics in a Nutshell,” 1762), and several works on language. He suppressed his “metacritical” writings out of respect for Kant. However, they were published after his death and now constitute the bestknown part of his work. M.K. Hilton, Willi (1788–1856), Scottish philosopher and logician. Born in Glasgow and educated at Glasgow, Edinburgh, and Oxford, he was for most of his life professor at the University of Edinburgh (1821–56). Though hardly an orthodox or uncritical follower of Reid and Stewart, he bece one of the most important members of the school of Scottish common sense philosophy. His “philosophy of the conditioned” has a somewhat Kantian flavor. Like Kant, he held that we can have knowledge only of “the relative manifestations of an existence, which in itself it is our highest wisdom to recogHaeckel, Ernst Hilton, Willi 360 4065h-l.qxd     360 nize as beyond the reach of philosophy.” Unlike Kant, however, he argued for the position of a “natural realism” in the Reidian tradition. The doctrine of the relativity of knowledge has seemed to many – including J. S. Mill – contradictory to his realism. For Hilton, the two are held together by a kind of intuitionism that emphasizes certain facts of consciousness that are both primitive and incomprehensible. They are, though constitutive of knowledge, “less forms of cognitions than of beliefs.” In logic he argued for a doctrine involving quantification of predicates and the view that propositions can be reduced to equations.  SCOTTISH COMMON SENSE PHILOSOPHY. M.K. Han Fei Tzu, also called Master Han Fei (third century B.C.), Chinese Legalist political theorist. He was a prince of the state of Han and a student of Hsün Tzu. His thought, recorded in the text Han Fei Tzu, mainly concerned the method of government and was addressed primarily to rulers. Han Fei Tzu believed that human beings are self-seeking by nature, and that they can rarely be transformed by education and moral exples. Accordingly, the ruler should institute a precisely formulated and clearly propagated system of laws (fa) to regulate their behavior, and enforce it with punishment. Officials, in addition to being governed by laws, are to be rewarded and punished according to whether their performance coincides with their official duties and proposed plans. The ruler should enforce this system strictly without favoritism, should shun contact with subordinates to avoid breeding filiarity, and should conceal his personal likes and dislikes to avoid their being exploited. Having properly set up the machinary of government, the government will run smoothly with minimal intervention by the ruler.  CHINESE LEGALISM. K.-l.S. Han Yü (768–824), Chinese poet and essayist who, though his thoughts lacked philosophical depth, was the first to emphasize “correct transmission” of the Way from the sage-emperors to Confucius and Mencius. His views later profoundly influenced Neo-Confucian philosophers in the Sung dynasty. He vigorously defended Confucianism against Buddhism and Taoism on cultural grounds: the monks and nuns were parasites on society. He also formulated a threefold theory on which human nature has superior, medium, and inferior grades.  CONFUCIANISM, CONFUCIUS, MENCIUS, NEO-CONFUCIANISM, TAO-T’UNG. S.-h.L. happiness.

ARISTOTLE, HEDONISM, UTILITARIANISM. hard determinism.FREE WILL PROBLEM. Hardenberg, Friedrich von.NOVALIS. hardware.COMPUTER THEORY. Hare, R(ichard) M(ervyn) (b.1919), English philosopher who is one of the most influential moral philosophers of the twentieth century and the developer of prescriptivism in metaethics. Hare was educated at Rugby and Oxford, then served in the British army during World War II and spent years as a prisoner of war in Burma. In 1947 he took a position at Balliol College and was appointed White’s Professor of Moral Philosophy at the University of Oxford in 1966. On retirement from Oxford, he bece Graduate Research Professor at the University of Florida (1983–93). His major books are Language of Morals (1953), Freedom and Reason (1963), Moral Thinking (1981), and Sorting Out Ethics (1997). Many collections of his essays have also appeared, and a collection of other leading philosophers’ articles on his work was published in 1988 (Hare and Critics, eds. Seanor and Fotion). According to Hare, a careful exploration of the nature of our moral concepts reveals that (nonironic) judgments about what one morally ought to do are expressions of the will, or commitments to act, that are subject to certain logical constraints. Because moral judgments are prescriptive, we cannot sincerely subscribe to them while refusing to comply with them in the relevant circumstances. Because moral judgments are universal prescriptions, we cannot sincerely subscribe to them unless we are willing for them to be followed were we in other people’s positions with their preferences. Hare later contended that vividly to imagine ourselves completely in other people’s positions involves our acquiring preferences about what should happen to us in those positions that mirror exactly what those people now want for themselves. So, ideally, we decide on a universal prescription on the basis of not only our existing preferences about the actual situation but also the new preferences we would have if we were wholly in other people’s positions. What we can prescribe universally is what maximizes net satisfaction of this algated set of preferences. Hence, Hare concluded that his theory of moral judgment leads to preference-satisfaction act utilitarianism. However, like most other utilitarians, he argued that the Han Fei Tzu Hare, R(ichard) M(ervyn) 361 4065h-l.qxd     361 best way to maximize utility is to have, and generally to act on, certain not directly utilitarian dispositions – such as dispositions not to hurt others or steal, to keep promises and tell the truth, to take special responsibility for one’s own fily, and so on. 

EMOTIVISM, ETHICS, PRESCRIPTIVISM, UTILITARIANISM. B.W.H. harmony, preestablished.LEIBNIZ. harmony of the spheres.PYTHAGORAS. Hart, H(erbert) L(ionel) A(dolphus) (1907–92), English philosopher principally responsible for the revival of legal and political philosophy after World War II. After wartime work with military intelligence, Hart gave up a flourishing law practice to join the Oxford faculty, where he was a brilliant lecturer, a sympathetic and insightful critic, and a generous mentor to many scholars. Like the earlier “legal positivists” Benth and John Austin, Hart accepted the “separation of law and morals”: moral standards can deliberately be incorporated in law, but there is no automatic or necessary connection between law and sound moral principles. In The Concept of Law (1961) he critiqued the Benth-Austin notion that laws are orders backed by threats from a political community’s “sovereign” – some person or persons who enjoy habitual obedience and are habitually obedient to no other human – and developed the more complex idea that law is a “union of primary and secondary rules.” Hart agreed that a legal system must contain some “obligation-imposing” “primary” rules, restricting freedom. But he showed that law also includes independent “power-conferring” rules that facilitate choice, and he demonstrated that a legal system requires “secondary” rules that create public offices and authorize official action, such as legislation and adjudication, as well as “rules of recognition” that determine which other rules are valid in the system. Hart held that rules of law are “open-textured,” with a core of determinate meaning and a fringe of indeterminate meaning, and thus capable of answering some but not all legal questions that can arise. He doubted courts’ claims to discover law’s meaning when reasonable competing interpretations are available, and held that courts decide such “hard cases” by first performing the important “legislative” function of filling gaps in the law. Hart’s first book was an influential study (with A. M. Honoré) of Causation in the Law (1959). His inaugural lecture as Professor of Jurisprudence, “Definition and Theory in Jurisprudence” (1953), initiated a career-long study of rights, reflected also in Essays on Benth: Studies in Jurisprudence and Political Theory (1982) and in Essays in Jurisprudence and Philosophy (1983). He defended liberal public policies. In Law, Liberty and Morality (1963) he refuted Lord Devlin’s contention that a society justifiably enforces the code of its moral majority, whatever it might be. In The Morality of the Criminal Law (1965) and in Punishment and Responsibility (1968), Hart contributed substantially to both analytic and normative theories of crime and punishment. 

Hartley, David (1705–57), British physician and philosopher. Although the notion of association of ideas is ancient, he is generally regarded as the founder of associationism as a self-sufficient psychology. Despite similarities between his association psychology and Hume’s, Hartley developed his system independently, acknowledging only the writings of clergyman John Gay (1699– 1745). Hartley was one of many Enlightenment thinkers aspiring to be “Newtons of the mind,” in Peter Gay’s phrase. In Hartley, this took the form of uniting association philosophy with physiology, a project later brought to fruition by Bain. His major work, Observations on Man (1749), pictured mental events and neural events as operating on parallel tracks in which neural events cause mental events. On the mental side, Hartley distinguished (like Hume) between sensation and idea. On the physiological side, Hartley adopted Newton’s conception of nervous transmission by vibrations of a fine granular substance within nerve-tubes. Vibrations within sensory nerves peripheral to the brain corresponded to the sensations they caused, while small vibrations in the brain, vibratiuncles, corresponded to ideas. Hartley proposed a single law of association, contiguity modified by frequency, which took two forms, one for the mental side and one for the neural: ideas, or vibratiuncles, occurring together regularly become associated. Hartley distinguished between simultaneous association, the link between ideas that occur at the se harmony, preestablished Hartley, David 362 4065h-l.qxd     362 moment, and successive association, between ideas that closely succeed one another. Successive associations occur only in a forward direction; there are no backward associations, a thesis generating much controversy in the later experimental study of memory.  ASSOCIATIONISM. T.H.L. Hartmann, Eduard von (1842–1906), German philosopher who sought to synthesize the thought of Schelling, Hegel, and Schopenhauer. The most important of his fifteen books was Philosophie des Unbewussten (Philosophy of the Unconscious, 1869). For Hartmann both will and idea are interrelated and are expressions of an absolute “thing-in-itself,” the unconscious. The unconscious is the active essence in natural and psychic processes and is the teleological dynic in organic life. Paradoxically, he claimed that the teleology immanent in the world order and the life process leads to insight into the irrationality of the “will-to-live.” The maturation of rational consciousness would, he held, lead to the negation of the total volitional process and the entire world process would cease. Ideas indicate the “what” of existence and constitute, along with will and the unconscious, the three modes of being. Despite its pessimism, this work enjoyed considerable popularity. Hartmann was an unusual combination of speculative idealist and philosopher of science (defending vitalism and attacking mechanistic materialism); his pessimistic ethics was part of a cosmic dra of redemption. Some of his later works dealt with a critical form of Darwinism that led him to adopt a positive evolutionary stance that undermined his earlier pessimism. His general philosophical position was selfdescribed as “transcendental realism.” His Philosophy of the Unconscious was translated into English by W. C. Coupland in three volumes in 1884. There is little doubt that his metaphysics of the unconscious prepared the way for Freud’s later theory of the unconscious mind. 

Hartmann, Nicolai (1882–1950), Latvian-born German philosopher. He taught at the universities of Marburg, Cologne, Berlin, and Göttingen, and wrote more than a dozen major works on the history of philosophy, ontology, epistemology, ethics, and aesthetics. A realist in epistemology and ontology, Hartmann held that cognition is the apprehension of something independent of the act of apprehension or any other mental events. An accurate phenomenology, such as Husserl’s, would acknowledge, according to him, that we apprehend not only particular, spatiotemporal objects, but also “ideal objects,” “essences,” which Hartmann explicitly identified with Platonic Forms. ong these are ethical values and the objects of mathematics and logic. Our apprehension of values is emotional in character, as Scheler had held. This point is compatible with their objectivity and their mindindependence, since the emotions are just another mode of apprehension. The point applies, however, only to ethical values. Aesthetic values are essentially subjective; they exist only for the subject experiencing them. The number of ethical values is far greater than usually supposed, nor are they derivable from a single fundental value. At best we only glimpse some of them, and even these may not be simultaneously realizable. This explains and to some extent justifies the existence of moral disagreement, between persons as well as between whole cultures. Hartmann was most obviously influenced by Plato, Husserl, and Scheler. But he was a major, original philosopher in his own right. He has received less recognition than he deserves probably because his views were quite different from those dominant in recent Anglo-erican philosophy or in recent Continental philosophy. What is perhaps his most important work, Ethics, was published in German in 1926, one year before Heidegger’s Being and Time, and appeared in English in 1932.

 A PRIORI, HUSSERL, MORAL REALISM, PLATO, SCHELER. P.B.u Hartshorne, Charles (b.1897), chief erican exponent of process philosophy and theology in the late twentieth century. After receiving the Ph.D. at Harvard in 1923 he ce under the influence of Whitehead, and later, with Paul Weiss, edited The Collected Papers of C. S. Peirce (1931–35). In The Philosophy and Psychology of Sensation (1934) Hartshorne argued that all sensations are feelings on an affective continuum. These ideas were later incorporated into a neoclassical metaphysic that is panpsychist, indeterministic, and theistic. Nature is a theater of interactions ong ephemeral centers of creative activity, each of which becomes objectively immortal in the memory of God. In Man’s Vision of God (1941) Hartshorne chastised philosophers for being insufficiently attentive to the varieties of theism. His alternative, called dipolar theism, also defended in The Divine Hartmann, Eduard von Hartshorne, Charles 363 4065h-l.qxd     363 Relativity (1948), pictures God as supremely related to and perfectly responding to every actuality. The universe is God’s body. The divine is, in different respects, infinite and finite, eternal and temporal, necessary and contingent. Establishing God’s existence is a metaphysical project, which Hartshorne characterizes in Creative Synthesis (1970) as the search for necessary truths about existence. The central element in his cumulative case for God’s existence, called the global argument, is a modal version of the ontological argument, which Hartshorne was instrumental in rehabilitating in The Logic of Perfection (1962) and Anselm’s Discovery (1965). Creative Synthesis also articulated the theory that aesthetic values are the most universal and that beauty is a mean between the twin extremes of order/disorder and simplicity/complexity. The Zero Fallacy (1997), Hartshorne’s twentieth book, summarized his assessment of the history of philosophy – also found in Insights and Oversights of Great Thinkers (1983) and Creativity in erican Philosophy (1984) – and introduced important refinements of his metaphysics. 

PANPSYCHISM, PHILOSOPHY OF RELIGION, PROCESS PHILOSOPHY, WHITEHEAD. D.W.V. hasty generalization, fallacy of.INFORMAL FALLACY. heap paradox.SORITES PARADOX. heart.HSIN1. Heaven.T’IEN. hedonic calculus.BENTH. hedonism, the view that pleasure (including the absence of pain) is the sole intrinsic good in life. The hedonist may hold that, questions of morality aside, persons inevitably do seek pleasure (psychological hedonism); that, questions of psychology aside, morally we should seek pleasure (ethical hedonism); or that we inevitably do, and ought to, seek pleasure (ethical and psychological hedonism combined). Psychological hedonism itself admits of a variety of possible forms. One may hold, e.g., that all motivation is based on the prospect of present or future pleasure. More plausibly, some philosophers have held that all choices of future actions are based on one’s presently taking greater pleasure in the thought of doing one act rather than another. Still a third type of hedonism – with roots in empirical psychology – is that the attainment of pleasure is the primary drive of a wide range of organisms (including human beings) and is responsible, through some form of conditioning, for all acquired motivations. Ethical hedonists may, but need not, appeal to some form of psychological hedonism to buttress their case. For, at worst, the truth of some form of psychological hedonism makes ethical hedonism empty or inescapable – but not false. As a value theory (a theory of what is ultimately good), ethical hedonism has typically led to one or the other of two conceptions of morally correct action. Both of these are expressions of moral consequentialism in that they judge actions strictly by their consequences. On standard formulations of utilitarianism, actions are judged by the ount of pleasure they produce for all (sentient beings); on some formulations of egoist views, actions are judged by their consequences for one’s own pleasure. Neither egoism nor utilitarianism, however, must be wedded to a hedonistic value theory. A hedonistic value theory admits of a variety of claims about the characteristic sources and types of pleasure. One contentious issue has been what activities yield the greatest quantity of pleasure – with prominent candidates including philosophical and other forms of intellectual discourse, the contemplation of beauty, and activities productive of “the pleasures of the senses.” (Most philosophical hedonists, despite the popular associations of the word, have not espoused sensual pleasure.) Another issue, fously raised by J. S. Mill, is whether such different varieties of pleasure admit of differences of quality (as well as quantity). Even supposing them to be equal in quantity, can we say, e.g., that the pleasures of intellectual activity are superior in quality to those of watching sports on television? And if we do say such things, are we departing from strict hedonism by introducing a value distinction not really based on pleasure at all? Most philosophers have found hedonism – both psychological and ethical – exaggerated in its claims. One difficulty for both sorts of hedonism is the hedonistic paradox, which may be put as follows. Many of the deepest and best pleasures of life (of love, of child rearing, of work) seem to come most often to those who are engaging in an activity for reasons other than pleasure seeking. Hence, not only is it dubious that we always in fact seek (or value only) pleasure, but also dubious that the best way to achieve pleasure is to seek it. Another area of difficulty concerns happihasty, generalization, fallacy of hedonism 364 4065h-l.qxd     364 ness – and its relation to pleasure. In the tradition of Aristotle, happiness is broadly understood as something like well-being and has been viewed, not implausibly, as a kind of natural end of all human activities. But ‘happiness’ in this sense is broader than ‘pleasure’, insofar as the latter designates a particular kind of feeling, whereas ‘well-being’ does not. Attributions of happiness, moreover, appear to be normative in a way in which attributions of pleasure are not. It is thought that a truly happy person has achieved, is achieving, or stands to achieve, certain things respecting the “truly important” concerns of human life. Of course, such achievements will characteristically produce pleasant feelings; but, just as characteristically, they will involve states of active enjoyment of activities – where, as Aristotle first pointed out, there are no distinctive feelings of pleasure apart from the doing of the activity itself. In short, the Aristotelian thesis that happiness is the natural end of all human activities, even if it is true, does not seem to lend much support to hedonism – psychological or ethical. 

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