Sigmund Freud - The Ultimate Collection is an extensive compilation of the writings of one of the most important neurologists in history. The included works of Sigmund Freud are Dream Psychology, A General Introduction to Psychoanalysis, Group Psychology and The Analysis of The Ego, Three Contributions to the Theory of Sex, and Totem and Taboo, Reflections on War and Death. Bertrand Russell - The Ultimate Collection is highly recommended for those who enjoy the writings of Sigmund Freud, and for those discovering his classic writings for the first time.