Edward T. Ryan, MD is Director of Tropical & Geographic Medicine Center, Global Infectious Diseases, and Travelers’ Advice and Immunization Center at Massachusetts General Hospital; and Associate Professor of Medicine at Harvard Medical School; and Professor of Immunology and Infectious Diseases at Harvard T.H. Chan School of Public Health. He is a co-author of Hunter’s Tropical Medicine and Emerging Infectious Disease, 10th Edition.

Dr. Ryan received his MD from Harvard University. After his medical residency and fellowship training in infectious diseases at the Massachusetts General Hospital, he received additional training in tropical medicine and infectious diseases at the London School of Hygiene & Tropical Medicine, was a Fellow in Human Rights & Medicine at Columbia University, and was an International Fellow, International Centre for Diarrhoeal Disease Research (ICDDR, B) in Dhaka, Bangladesh.

Dr. Ryan has served on expert and advisory committees for the Institute of Medicine-National Academy of Sciences, U.S. Centers for Disease Control & Prevention, chaired the Clinical Research and Field Studies of Infectious Diseases Study section of the US NIH, currently chairs the Standards and Treatment Guidelines Committee of the American Society of Tropical Medicine & Hygiene (ASTMH), and served as ASTMH President from 2009-2010. Dr. Ryan has been elected to Fellowship of the American College of Physicians, the Infectious Diseases Society of America, the American Society of Tropical Medicine and Hygiene, and the American Academy of Microbiology. He has published over 200 peer-reviewed journal articles and book chapters on global infectious diseases, enteric infections, vaccines, and tropical medicine. Dr. Ryan is also Medical Editor of the Centers for Disease Control and Prevention Yellow Book.