This Dictionary provides detailed accounts of the lives, works, influences and receptions of the most important philosophers of the twentieth century. Over 1000 entries give both biographical and bibliographical information.

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Stuart Brown is Professor of Philosophy at the Open University. He is the editor of eight books, including Philosophy of Psychology, (Macmillan, 1974), Reason and Religion, (Cornell University Press, 1977) and Objectivity and Cultural Divergence, (Cambridge University Press, 1984). He is also co-editor of four others, including Linguistic Analysis and Phenomenology (Macmillan, 1972) and Conceptions of Inquiry (Methuen, 1980).
Diané Collinson is a staff tutor and senior lecturer in Philosophy at the Open University. Her publications include Fifty Major Philosophers (Routledge, 1987), Thirty-Five Oriental Philosophers with Robert Wilkinson (Routledge, 1994) and Ending Lives (Blackwell, 1988).
Robert Wilkinson is Lecturer and Staff Tutor in Philosophy at the Open University in Scotland. His last book was Thirty-Five Oriental Philosophers^ (Routledge, 1994), co-written with Diané Collinson.