- MD, Professor of Medicine and the Hugh F. Culverhouse Chair for Esophagology at the University of South Florida, Tampa, Florida, USA.
Director, Division of Digestive Diseases and Nutrition and Director, Joy McCann Culverhouse Center for Swallowing Disorders, past president of the
American College of Gastroenterology (ACG) and served as director, ACG, Institute for Clinical Research and Education from 1995 to 2004.