The book sets out the foundations of a psychobiological approach to couple therapy (a combination of attachment theory and neurobiology). Stan Tatkin, PhD, a teaching assistant clinical professor at the Department of Family Medicine at the University of California, Los Angeles, and a visiting instructor in the MA Psychology program at Antioch University in Santa Barbara, the MA Psychology program at California Lutheran University Thousand Oaks, and the Doctorate in Prenatal and Perinatal Psychology at the Santa Barbara Institute. He teaches and supervises physicians-in-training specializing in family medicine at Kaiser Permanente, Woodland Hills. Creator of the psychobiological approach to couple therapy (psychobiological approach to couple therapy, PACT). Co-author of the book Love and War in Intimate Relationships (“Love and War in Intimate Relationships”). He lives with his wife and daughter in Calabasas, California.