H. P. Grice and J. F. Thomson -- "Doing and Willing."

Thomson: Grice did not collaborate with that many friends. He did with his tutee Strawson. He later did it with G. J. Warnock only on the theory of perception (notably the ‘visum’). He collaborated with two more Oxonian philosophers, and with both on the philosophy of action: D. F. Pears and J. F. Thomson. J. F. Scots London-born philosopher who would often give seminars with H. P. Grice. They also explored ‘philosophy of action.’ Thomson presented his views on public occasons on the topic, usually under the guidance of D. F. Pears – on topics such as ‘freedom of the will.’ Thomson has assocations with University, and is a Fellow of Corpus, Grice’s alma.