Mounzer Saleh, MD graduated from the American University of Beirut Medical Center in 1988 and since that time he is a staff member at the Division of Endocrinology and Metabolism American University of Beirut Medical Center, teaching medical students, interns, residents and fellows in addition to his clinical activities, which include a busy private clinic, and hospital admissions. He is also a member of many local and international societies (American Endocrine Society, American Association of Clinical Endocrinologists and many others). Dr. Saleh’s activities include lectures to physicians in Lebanon and abroad, he also contributed in the preparation for many local and regional conferences. At the level of research he contributed in several local and international studies. He is currently the president of the Lebanese Society of Endocrinology Diabetes and Lipids.