Steven B. Heymsfield, MD, has been a TOS member since 1990 and is currently serving on the Development Committee (2012-2015). In the past, Dr. Heymsfield has been the IASO Representative on Council 1998-2008 and a member of the Ethics Committee 2006-2009, Audit Committee 2007-2009, Nominating Committee 2007-2010, and Finance Committee 2009-2012. Dr. Heymsfield also has served as an associate editor for the Obesity journal, published by TOS.
Dr. Heymsfield received his MD (Mount Sinai School of Medicine, New York – 1971); he completed a residency in internal medicine (Emory University School of Medicine, Atlanta, 1973), a fellowship in medicine (Emory University School of Medicine, 1974), and then moved on to the Emory academic faculty as Assistant Professor of Medicine and Assistant Director of the Clinical Research Unit (1975-1986); he was advanced to Associate Professor of Medicine in 1978. In 1986, Dr. Heymsfield became Deputy Director of the New York Obesity Research Center and Associate Professor and then Professor of Medicine (1994) at the Columbia University, College of Physicians and Surgeons, New York. In 2004 Dr. Heymsfield was appointed Executive Director and in 2007 Global Director of Scientific Affairs for the Obesity group at Merck & Co., New Jersey. Dr. Heymsfield moved to Pennington Biomedical Research Center in Baton Rouge as Executive Director in 2010, a position he held until 2013; he is now Professor and George A Bray Jr. Chair in Nutrition at the institution.
Dr. Heymsfield's research focuses on the interrelations between energy balance, metabolism, and body composition across the translational spectrum. He has authored or co-authored over 400 peer-reviewed basic science, clinical, and population science research papers, chapters, editorials, and books on these interrelated topics. Dr. Heymsfield has also served as a public advocate for the field, including testifying before congressional committees on multiple occasions related to dietary supplements. He has mentored or co-mentored more than two dozen pre- and post-doctoral students who now serve in academic and industry positions. Dr. Heymsfield was the recipient of the Society's 2003 TOPS Award. He has also served as President of the American Society of Clinical Nutrition and the American Society of Parenteral and Enteral Nutrition.