Sigmund Freud

The Ego and the Id - First Edition Text Sigmund Freud

2010 reprint of 1927 first English Edition. The Ego and the Id is a foundation document in psychoanalysis first written by Freud in 1923. It is an analytical study of the human psyche outlining his theories of the psycho-dynamics of the id, ego, and super-ego, which is of fundamental importance in the development of psychoanalytic theory. The study was conducted over years of meticulous research and was first published in English in 1927.