 Henri Ellenberger

Henri Frédéric Ellenberger (Nalolo, Barotseland, Rhodesia, 6 November 1905 – Quebec, 1 May 1993) was a Canadian psychiatrist, medical historian, and criminologist, sometimes considered the founding historiographer of psychiatry.Ellenberger is chiefly remembered for "The Discovery of the Unconscious", an encyclopedic study of the history of dynamic psychiatry published in 1970.