Diabetes Lifestyle Book: Facing Your Fears and Making Changes for a Long and Healthy Life

Jennifer Gregg, PhD, is a psychologist, author, professor, and trainer. She is a professor at San Jose State University, and has spent twenty years treating cancer patients and their families. Gregg has been studying, delivering, and evaluating ACT since 1995, and she has published dozens of research papers, book chapters, and articles on ACT. She is coauthor of Stop Avoiding Stuff and The Diabetes Workbook.

Glenn M. Callaghan, PhD, is associate professor of psychology at San Jose State University and a member of the Association for Behavioral and Cognitive Therapies and Western Psychological Association. He is an internationally recognized expert in functional analytic psychotherapy and functional assessment methodology.

Steven C. Hayes, PhD, is Foundation Professor Emeritus at the University of Nevada, Reno; and president of the Institute for Better Health. Author of forty-eight books and more than 700 scientific articles, he has been president of numerous professional organizations and is among the most cited living psychologists. He has shown in his research on relational frame theory (RFT) how and why language and symbolic thought leads both to human achievement and to human suffering, and has guided the extension of RFT to acceptance and commitment therapy (ACT)—a powerful therapy method that is among the most widely researched and broadly applicable behavior change methods known to science.