Carlos R. Hamilton, Jr., MD, FACE, has practiced clinical endocrinology and internal medicine, and he is the executive vice president of the University of Texas Health Science Center at Houston and a professor of internal medicine at the UT Houston Medical School. After graduating from Baylor College of Medicine, he completed his internship and residency at the Johns Hopkins Hospital, an endocrine fellowship at the Massachusetts General Hospital, and was chief resident in medicine at Hopkins. He was on the full-time faculty at Hopkins before serving two years as an endocrinologist at the Wilford Hall USAF Medical Center in San Antonio. He was in private practice for 26 years and was a clinical professor of medicine at Baylor College of Medicine before assuming his present position.

Dr. Hamilton has been active in medical organizations primarily as an advocate for medical practice and patient’s rights. He has been a member of the AACE board of directors and served as chair of the AACE legislative and regulatory committee. He has also served as president of the Texas Society of Internal Medicine, the Harris County Medical Society and as chair of the Texas Medical Association Political Action Committee. He has served as a trustee of the American Society of Internal Medicine, as a member of the ACP-ASIM Health and Public Policy Committee and as a member of the AMA Federation Advisory Committee. He served as the 2004–2005 AACE president and as a trustee of the American College of Endocrinology. He is a past president on the AACE board of directors and president-elect of the American College of Endocrinology. He is a member of the practicing physicians advisory council to the US Secretary of Health and Human Services for issues related to the Center of Medicare and Medicaid Services. He also serves on the health, medicine and research committee of the World Anti-Doping Agency, which oversees the international prohibitions of the use of hormones and performance enhancing substances in athletic competition.