Dr. Leonard Sax MD PhD attended public schools in Shaker Heights Ohio from kindergarten through grade 12. He enrolled in the Massachusetts Institute of Technology (MIT) in Cambridge Massachusetts in the fall of 1977; he graduated Phi Beta Kappa from MIT in January 1980, at the age of 19. He then went on to the University of Pennsylvania, where he earned both a PhD in psychology, and an MD. He did a three-year residency in family medicine in Lancaster Pennsylvania. Dr. Sax has been continuously certified by the American Board of Family Medicine since 1989.