Jerome D. Frank, MD, PhD, (1909–2005), was a social psychologist and psychiatrist whose research into psychotherapy extended from World War II through sixty years as a clinician and professor of psychiatry at Johns Hopkins University School of Medicine. Julia B. Frank, MD, also a psychiatric educator, is an emeritus professor of psychiatry and behavioral sciences at the George Washington University School of Medicine, a coauthor of the third edition of Persuasion and Healing, and a coeditor of the third edition of The Behavioral Sciences and Health Care. Bruce E. Wampold, PhD, is an emeritus professor of counseling psychology at the University of Wisconsin–Madison, the author of The Great Psychotherapy Debate: The Evidence for What Makes Psychotherapy Work, and the former director of the Research Institute at the Modum Bad Psychiatric Center in Norway.