Now in a fully updated second edition, Fifty Key Thinkers in Psychologyexamines the life, work and influence of some of the most prominent classic and contemporary psychologists, and examines their contributions to the field as a whole. Incorporating 20 new entries which cover the field of psychology and related, influential disciplines, this text includes the following key thinkers: Sigmund Freud Emile Durkheim Alphone Chapanis Karen Horney Elizabeth Loftus Benoit Mandlebrot Jean Piaget Arthur Koestler John Bowlby Hugo Munsterberg Abraham Maslow Noam Chomsky Now organised around schools of thought lending context to each entry, with lists of majors works and updated further reading throughout, this text is an essential reference guide for all students of psychology.