Diana Schwarzbein, M.D., is a graduate from the University of Southern California (USC) Medical School and completed her residency in internal medicine and a fellowship in endocrinology at Los Angeles County USC Medical Center. She founded The Schwarzbein Principle Institute in 1993. She sub-specializes in metabolism, diabetes, osteoporosis, menopause and thyroid conditions, subjects she lectures on frequently. She lives in Santa Barbara, California.