Stan Tatkin, PsyD, MFT, developer of a Psychobiological Approach To Couple Therapy� (PACT), maintains a private practice in Calabasas, California, and runs therapist training programs in Los Angeles, San Francisco, Seattle, and Austin. As assistant clinical professor at the UCLA David Geffen School of Medicine, Department of Family Medicine, Dr. Tatkin teaches and supervises family medicine residents, and serves as adjunct faculty for several colleges and universities.
Harville Hendrix, Ph.D., has more than thirty-five years of experience as an educator and therapist. He specializes in working with couples in private practice, teaching marital therapy to therapists, and conducting couples workshops across the country. Dr. Hendrix is the co-founder with his wife, Helen Lakelly Hunt, and president of the Institute for Imago Relationship Therapy, based in Winter Park, Florida.