Nicholas O. Davidson, MD, is chief of the division of gastroenterology at the Washington University School of Medicine in St. Louis.
Dr. Davidson is the John E. and Adaline Simon professor of medicine and developmental biology and is director of the Digestive Disease Research Core Center.
His research focuses on molecular genetics of colorectal cancer syndromes.
Dr. Davidson earned his medical degree from London, England-based King's College Hospital Medical School and completed his gastroenterology fellowship at the New York City-based
Columbia-Presbyterian Medical Center.