Parfit, Derek (Personal Name)

His Reasons and persons, 1984: CIP t.p. (Derek Parfit) pub. info. sheet (research fellow, All Souls College, Oxford)

Wikipedia, Jan 25, 2016 (Derek Parfit, born 11 December 1942, is a British philosopher who specialises in problems of personal identity, rationality, ethics, and the relations among them)

New York times WWW site, viewed Jan. 5, 2017 (in obituary published Jan. 4: Derek Parfit; b. Derek Antony Parfit, Dec. 11, 1942, Chengdu, China, where his parents were doctors teaching preventive medicine at Christian missions; returned with them to England when he was still an infant and settled in Oxford; d. Monday [Jan. 2, 2017], London, aged 74; British philosopher whose writing on personal identity, the nature of reasons, and the objectivity of morality re-established ethics as a central concern for contemporary thinkers and set the terms for philosophic inquiry)