Sigmund Freud was an Austrian neurologist best known for developing the theories and techniques of psychoanalysis.Sigmund Freud (May 6, 1856 to September 23, 1939) was an Austrian neurologist who developed psychoanalysis, a method through which an analyst unpacks unconscious conflicts based on the free associations, dreams and fantasies of the patient. His theories on child sexuality, libido and the ego, among other topics, were some of the most influential academic concepts of the 20th century.This collection contain the following: Introduction Fragment of an Analysis of a Case of Hysteria The Interpretation of Dreams A General introduction to Psychoanalysis / Sigmund Freud Studies on Hysteria / with Josef Breuer Dream Psychology: Psychoanalysis for Beginners / Sigmund Freud Group Psychology and The Analysis of The Ego / Sigmund Freud Leonardo da Vinci: A Psychosexual Study of an Infantile Reminiscence / Sigmund Freud Reflections on War and Death / Sigmund Freud; translated by Alfred B. Kuttner Three Contributions to the Theory of Sex / Sigmund Freud Delusion and Dream : an Interpretation in the Light of Psychoanalysis of Gradiva Psycho-Analysis and the War Neuroses by Abraham, Ferenczi, Freud, Jones, and Simmel