Professor of Pediatrics, University of Minnesota. Pediatric Gastroenterology, Hepatology and Nutrition (double-boarded in Transplant Hepatology). Division Director, Pediatric Gastroenterology, Hepatology and Nutrition, 2005-present, Medical Director of Women’s and Children’s Service Line, 2020-present, Vice-Chair for Clinical Affairs, Department of Pediatrics, 2020-present.