She holds two Ph.D.s—one in clinical psychology from the Pacific Graduate School of Psychology in Palo Alto, CA, and one in communication from Stanford University. She also completed postdoctoral work at the Stanford University School of Medicine, during which time she founded the Diet and Weight Control Clinic at Stanford. Dr. Nash has authored nine books on behavioral medicine subjects and weight-related topics. For more information about Dr. Nash, visit her website at www.joycenashphd.com.