David Anderegg, Ph.D. is a clinical and developmental psychologist on the faculty of Bennington College and a child therapist in private practice in Lenox, Massachusetts.

Dan Ariely is a behavioral scientist at MIT and the author of Predictably Irrational: The Hidden Forces that Shape Our Decisions.

Jenna Baddeley is working on a Ph.D. in social/personality and clinical psychology at the University of Texas at Austin.

Dr. Judith S. Beck PhD, author of the New York Times bestseller The Beck Diet Solution, received her doctorate from the University of Pennsylvania where she is Clinical Associate Professor of Psychology in Psychiatry. She is Director of the Beck Institute for Cognitive Therapy and Research and author of the upcoming book The Complete Beck Diet for Life (Oxmoor House/January 2009).

Aaron Ben-Zeév is President and Professor of Philosophy at the University of Haifa. His books include: In the Name of Love: Romantic Ideology and its Victims (with R. Goussinsky); Love Online: Emotions on the Internet; The Subtlety of Emotions.

Dr. Steven Berglas is an executive coach and management consultant who as a faculty member of Harvard Medical School's department of Psychiatry for over 30 years, specialized in the treatment of narcissistic disorders.

Jennifer R. Berman, MD, is a urologist and an internationally renowned expert and pioneer in the field of female urology and female sexual medicine. She is a co-founder of the Female Sexual Medicine Center at University of California, Los Angeles (UCLA).

Dr. Borigini is a board-certified rheumatologist who has devoted his career to treating, and training others to treat, a wide variety of illnesses that cause chronic pain and disability.

Psychologist Rom Brafman has a private practice in Palo Alto, California; he's the co-author of Sway: The Irresistible Pull of Irrational Behavior