Richard F. Summers, MD, ABPN, is Clinical Professor and Co-Director of Residency Training in the Department of Psychiatry at the Perelman School of Medicine of the University of Pennsylvania. He has written extensively on psychodynamic therapy, the therapeutic alliance, psychodynamic formulation, psychiatric education, and positive psychology. With Jacques. P Barber, Dr. Summers is coauthor of Psychodynamic Therapy: A Guide to Evidence-Based Practice and coeditor of Practicing Psychodynamic Therapy: A Casebook. Dr. Summers is the recipient of numerous national and local teaching awards, serves as Chair of the American Psychiatric Association Council on Medical Education and Lifelong Learning, and is a member of the Psychiatry Review Committee of the Accreditation Council for Graduate Medical Education. Past president of the American Association of Directors of Psychiatry Residency Training, he maintains an active clinical practice.

Jacques P. Barber, PhD, ABPP, is Professor Emeritus and Dean Emeritus of the Gordon F. Derner School of Psychology at Adelphi University. He is also Adjunct Professor of Psychiatry at New York University and Professor Emeritus in the Department of Psychiatry and in the Graduate Psychology Group at the University of Pennsylvania. Dr. Barber is past president of the International Society for Psychotherapy Research and a recipient of its Outstanding Early Career Award and Distinguished Research Career Award. He has published more than 300 articles, book chapters, and books on topics including psychodynamic therapy, psychotherapy research, and the therapeutic alliance.