Dr. Peter Greco authors a monthly editorial entitled “Ethics in Orthodontics” in The American Journal of Orthodontics and Dentofacial Orthopedics. He is a clinical professor in the Department of Orthodontics at The University of Pennsylvania School of Dental Medicine, and the attending orthodontist at Thomas Jefferson University Hospital in Philadelphia, PA. He is director of the "Ethics in Orthodontics" and "TMD Diagnosis and Treatment" courses at Penn. Dr. Greco is a past-president of the American Board of Orthodontics, and a member of the Eastern Component of the E.H. Angle Society, the American College of Dentists, and the American Society for Dental Ethics. He is in private practice in Philadelphia and Ardmore, Pennsylvania.