Gerald Mullin, MD is an associate professor in the department of medicine as well as director of Integrative Gastroenterology Nutrition Services and director of Capsule Endoscopy at The Johns Hopkins Hospital. He is board-certified in internal medicine, gastroenterology and nutrition. He also is former president of the Maryland and Long-Island Societies of Parenteral and Enteral Nutrition. In 2009 he was named by the American Dietetic Association’s honorary member of the year. Lawrence J. Cheskin, M.D., F.A.C.P., is Associate Professor of Health, Behavior & Society, with a joint appointment in Human Nutrition and in Medicine at Johns Hopkins. He is also former director of the Gastroenterology Division, Johns Hopkins Bayview Medical Center. Dr. Cheskin founded the Johns Hopkins Weight Management Center in 1990. He is the principal investigator on several research grants and is a frequent contributor to research and popular articles on weight management. Laura E. Matarese, PhD, RD, LDN, FADA, CNSC is currently Associate Professor of Medicine in the Division of Gastroenterology, Hepatology and Nutrition at the Brody School of Medicine and the Department of Nutrition Science at East Carolina University, Greenville, North Carolina. In addition to her service to NBNSC, she is an active member of the ADA, A.S.P.E.N., American Association of University Women (AAUW), American Gastroenterological Association (AGA), DNS Dietetic Practice Group of the ADA, European Society for Clinical Nutrition and Metabolism (ESPEN), North Carolina Dietetic Association (NCDA, International Transplant Nurses Society (ITNS) and the International Transplant Association (ITA).