Dr Kenneth R. Pelletier is a Clinical Professor of Medicine, Family and Community Medicine, and Psychiatry in the Departments of Medicine and in Psychiatry at the University of California School of Medicine, San Francisco (UCSF) where he is Director of the Corporate Health Improvement Program (CHIP). Dr. Pelletier is also Chairman of the American Health Association, is a Vice President with American Specialty Health (ASH), and is on the Board of Directors of the Rancho la Puerta Resort/Spa. Prior to these positions, Dr. Pelletier served as Clinical Professor, of Medicine, Family Medicine, and as Professor of Public Health at the University of Arizona School of Medicine. Also he served as Clinical Professor of Medicine at Stanford University School of Medicine; was Director of the Stanford Corporate Health Program (SCHP); and was Director of the NIH funded Complementary and Alternative Medicine Program at Stanford (CAMPS). From 1974 until joining the Stanford University School of Medicine in 1990, Dr. Pelletier held a dual appointment as an Associate Clinical Professor in the Department of Medicine and the Department of Psychiatry, University of California School of Medicine in San Francisco (UCSF).