David R. Hawkins, M.D., Ph.D. (1927-2012), was director of The Institute for Spiritual Research, Inc., and founder of the Path of Devotional Nonduality. He was renowned as a pioneering researcher in the field of consciousness as well as an author, lecturer, clinician, physician, and scientist. He served as an advisor to Catholic and Protestant churches, and Buddhist monasteries; appeared on major network television and radio programs; and lectured widely at such places as Westminster Abbey, the Oxford Forum, the University of Notre Dame, and Harvard University. His life was devoted to the upliftment of mankind until his death in 2012.