Existential Thought and Therapeutic Practice: An Introduction to Existential Psychotherapy - Paperbackby Hans W. Cohn (Author) A lucid and much needed account of existential psychotherapy As well as locating existential psychotherapy within a historical and philosophical context, Hans Cohn encompasses various therapeutic issues and provides some vivid and sensitive passages of case material I found the book provided a concise and clarifying account of the underlying philosophy and of the psychotherapeutic practice The existentialist challenge to Freud