Douglas Ross, MS, MD is currently a Professor of Medicine at Harvard Medical School and Co-Director of the Massachusetts General Hospital Thyroid Clinic. He received an undergraduate degree in Life Sciences, and a master's degree in Nutritional Biochemistry and Metabolism from the Massachusetts Institute of Technology, and his medical degree from Harvard Medical School. He completed his residence in internal medicine and his fellowship in endocrinology at the Massachusetts General Hospital. He is Thyroid Section Editor of UpToDate, and serves on the editorial board on Thyroid. He served as a member of the American Thyroid Association's Hyperthyroidism Guidelines Task Force. He is a member of the National Thyroid Cancer Treatment Cooperative Study Group.