A TURNING POINT IN PSYCHOLOGY AND HUMAN HISTORY

Stanislav Grof, M.D., formerly a professor at Johns Hopkins University School of Medicine and founder of the International Transpersonal Association, has written many books, including 'Realms of the

Hal Zina Bennett, Ph.D., is a lecturer, consultant, and the author or co-author of twenty-seven books, including The Lens of Perception, The Well Body Book (with Mike Samuels, M.D.), The Holotropic Mind (with Stanislav Grof, M.D.), and Follow Your Bliss (with Susan J. Sparrow). He is also a contributing editor to Shaman's Drum magazine