Dr. John C. Norcross, PhD


Author of CHANGEOLOGY, John C. Norcross, Ph.D., ABPP, is Professor of Psychology and Distinguished University Fellow at the University of Scranton, Adjunct Professor of Psychiatry at SUNY Upstate Medical University, a board-certified clinical psychologist, and an internationally recognized authority on behavior change and psychotherapy. His 300 publications and 20 books converge on self-change, psychotherapy, and professional training. Dr. Norcross has served as president of the American Psychological Association (APA) Division of Clinical Psychology, the APA Division of Psychotherapy, and the International Society of Clinical Psychology. He is also editor of Journal of Clinical Psychology: In Session and has been on the editorial boards of a dozen journals.

He has received multiple professional awards, such as APA’s Distinguished Career Contributions to Education



  • University of Scranton, SUNY Upstate Medical University


  • John C. Norcross, PhD
  • Scranton, PA