Sigmund Freud evolved his theories throughout his lifetime. This entailed many revisions and changes which he himself never tried to standardize rigidly into a definitive conceptual system. The need for some sort of a reliable guide which would spell out both the pattern of the evolution of Freud's thinking, as well as establish its inherent logic, was felt for a long time by both scholars and students of psychoanalysis. Drs. Laplanche and Pontalis of the Association Psychoanalytique de France succeeded admirably in providing a dictionary of Freud's concepts which is more than a compilation...