Richard Tarnas is Professor Emeritus at the California Institute of Integral Studies, where he was the founding director of the Philosophy, Cosmology, and Consciousness graduate program. For 30 years he taught courses there in the history of ideas, depth psychology, archetypal cosmology, cultural history, philosophy of history, and the evolution of consciousness. He also frequently lectured on archetypal studies and depth psychology at Pacifica Graduate Institute, and was formerly the director of programs and education at Esalen Institute. He is the author of The Passion of the Western Mind, a narrative history of the Western world view that is widely used in universities, and Cosmos and Psyche, which received the Book of the Year Prize from the Scientific and Medical Network. He is also the co-editor of Psyche Unbound: Essays in Honor of Stanislav Grof, with contributions by Joseph Campbell, Huston Smith, and others. He is a past president of the International Transpersonal Association and has served on the Board of Governors for the C. G. Jung Institute of San Francisco.