Stefano Guandalini Stefano Guandalini, MD Director, Division of Pediatric Gastroenterology University of Chicago Children’s Hospital Professor of Pediatrics University of Chicago School of Medicine Chicago, IL Dr. Guandalini directs the pediatric GI divisio for a large academic medical center and is one of the best-known pediatric GI specialists in the world. He is immediate past president of the European Society of Pediatric Gastroenterology. He has published innumerable original research articles in the Journal of Pediatric Gastroenterology and has been published in the academically rigorous and highly selective Journal of Clinical Investigation. Read More Read Less