DAVID FEINSTEIN, Ph.D., a clinical psychologist, is director of the non-profit Energy Medicine Institute in Ashland, Oregon. He has taught at The Johns Hopkins University School of Medicine, Antioch College, and the California School of Professional Psychology. He has written four popular self-help books and has contributed over 50 papers to the professional literature in psychology. Among his works are The Mythic Path, Rituals for Living and Dying, Energy Medicine (written with his wife, Donna Eden), and Energy Psychology Interactive, an award-winning multi-media program.

A pioneer in the field of energy psychology, FRED P. GALLO, Ph.D., a clinical psychologist, has taught at Pennsylvania State University and is the author of Energy Psychology, the book that first brought serious professional attention to the field. He has also written three other professional books, a popular self-help book, several training manuals, and numerous articles and book chapters. Among his other works are Energy Psychology; Energy Diagnostic and Treatment Methods; The Neurophysics of Human Behavior; Energy  Tapping; and Energy Psychology in Psychotherapy. He is the founder of "Energy Diagnostic and Treatment Methods" (EDxTM) and "Energy Consciousness Therapy." He teaches these and related approaches internationally. He maintains a private practice, Gallo & Associates, in Hermitage, PA.