Gestalt therapy
He was introduced to Gestalt therapy in 1967 by Fritz Perls, and edited his books, "Gestalt Therapy Verbatim" and "In and Out the Garbage Pail". He wrote "Awareness", a book of exercises based on Gestalt Therapy in 1971. In 1971 he retired from teaching to focus on running Real People Press and setting up a small experimental community based on the principles of his book.