Benson T. Massey, MD is Professor of Medicine in the Division of Gastroenterology & Hepatology at the Medical College of Wisconsin, where he is also the Director of the GI Manometry Laboratory.  He is past-president of the Dysphagia Research Society and serves as associate editor for the journal Dysphagia.  He previously served as councilor for the American Neurogastroenterology and Motility Society and directs the ANMS visiting fellowship program in motility at MCW.