His interests and research focus on topics such as meditation and contemplative practices, religion and spirituality, psychological health and wellbeing, and integral studies. His research and writings have received over two dozen national and international awards and honors as well as an honorary doctorate, while his teaching has received one national and six university awards.
His publications include the books Meditation: Classic & Contemporary Perspectives, Paths Beyond Ego: The Transpersonal Vision, Essential Spirituality: The Seven Central Practices, and The World of Shamanism. In addition to his academic work he has been a student, researcher, and teacher of contemplative practices for three decades.
Professor of psychiatry, philosophy, and anthropology
Professor in the religious studies program
University of California at Irvine