To Have Or to Be?

Sigmund Freud’s Mission. An Analysis of His Personality and Influence

The Working Class in Weimar Germany. A Psychological and Sociological Study

C. G. Jung: Prophet of the Unconscious. A Discussion of „Memories, Dreams, Reflections“ by C. G. Jung

Campaign for Eugene McCarthy

May Man Prevail? An Inquiry into the Facts and Fictions of Foreign Policy

The Art of Being

A Global Philosophy of Man

Let Man Prevail – A Socialist Manifesto and Program

The Case for Unilateral Disarmament

Disobedience as a Psychological and Moral Problem

On Disobedience and Other Essays

The Psychological Problem of Man in Modern Society

The Search for a Humanistic Alternative

The Humanistic Science of Man