Ralph Metzner Ralph Metzner

Faculty Emeritus

PhD, Harvard University

BA, Oxford University

Ralph Metzner, PhD, is a recognized pioneer in psychological, philosophical, and cross-cultural studies of consciousness and its transformations. He collaborated with Leary and Alpert in classic studies of psychedelics at Harvard University in the 1960s, co-authored The Psychedelic Experience, and was editor of The Psychedelic Review. He is a psychotherapist and professor emeritus at CIIS, where he was also the Academic Dean for ten years in the 1980s. His books include The Unfolding SelfThe Well of RemembranceGreen PsychologyThe Expansion of ConsciousnessAlchemical Divination, and Mind Space and Time Stream. He is the editor of two collections of essays on the pharmacology, anthropology, and phenomenology of ayahuasca and psilocybin mushrooms. He is also the president and co-founder of the Green Earth Foundation, dedicated to healing and harmonizing the relations between humanity and the Earth.

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