Andrew B. Newberg, M.D., is an assistant professor in the Department of Radiology in the Division of Nuclear Medicine and an instructor in the Department of Religious Studies at the University of Pennsylvania. He has spent more than six years studying brain physiology and function, with focus on the neurology of religious and mystical experiences. The co-author, with Dr. Eugene d'Aquili, of The Mystical Mind, Dr. Newberg has presented his work at scientific and religious conferences around the world. Eugene d'Aquili, M.D., Ph.D., was a clinical assistant professor in the Department of Psyc...