Tadataka Yamada, MD is President of the Bill & Melinda Gates Foundation Global Health Program, where he leads the foundation’s efforts to apply technological solutions to the healthcare problems of the developing world. Dr. Yamada was chairman of R&D at GlaxoSmithKline from 2001-2006, and joined the company’s Board in 2004. Previously, he was Chairman of the Department of Internal Medicine at the University of Michigan Medical School and Physician-in-Chief of the University of Michigan Medical Center. He is past President of the Association of American Physicians, past President of the American Gastroenterological Association, Master of the American College of Physicians and a member of the Institute of Medicine of the National Academy of Sciences.

David H. Alpers, MD, William B. Kountz Professor of Medicine, Department of Internal Medicine, Division of Gastroenterology, Washington University School of Medicine, St Louis, Missouri, USA

Anthony N. Kalloo, MD, Professor of Medicine, Johns Hopkins University School of Medicine; Director, Division of Gastroenterology and Hepatology, Johns Hopkins Hospital, Baltimore, Maryland, USA

Neil Kaplowitz, MD, Thomas H. Brem Chair, Professor of Medicine, Chief, Division of Gastrointestinal and Liver Diseases; Director, Liver Disease Research Center, Keck School of Medicine, University of Southern California, Los Angeles, California, USA

Chung Owyang, MD, Professor of Internal Medicine; H. Marvin Pollard Collegiate Professor and Chief, Division of Gastroenterology, University of Michigan Health System, Ann Arbor, Michigan, USA

Don W. Powell, MD, The Bassel and Frances Blanton Distinguished Professor of Internal Medicine; Professor, Neuroscience and Cell Biology; Program Director, General Clinical Research Center; Director, Division of Gastroenterology and Hepatology, The University of Texas Medical Branch, Galveston, Texas, USA