Evan S. Dellon, MD, MPH, is a Professor of Medicine and Adjunct Professor of Epidemiology at the University of North Carolina School of Medicine in Chapel Hill. Dr. Dellon completed internship and residency in Internal Medicine at Massachusetts General Hospital.  He performed a clinical and a research fellowship in Adult Gastroenterology at UNC, during which he also received a Masters of Public Health degree in Epidemiology from the UNC School of Public Health. Dr. Dellon is currently the Director of the UNC Center for Esophageal Diseases and Swallowing (CEDAS) and has served as an Associate Editor for Clinical Gastroenterology and Hepatology.  Dr. Dellon’s main research interest is in the epidemiology, pathogenesis, diagnosis, treatment, and outcomes of eosinophilic esophagitis (EoE) and the eosinophilic GI diseases (EGIDs). The goal of his research is to improve the lives of patients with EoE and EGIDs by learning how to better diagnose, treat, and monitor these conditions.

Dr. Ruffner is an assistant professor of pediatrics at the University of Pennsylvania Perelman School of Medicine, and cares for patients with eosinophilic esophagitis, eosinophilic gastrointestinal diseases, and other allergic diseases at the Children’s Hospital of Philadelphia. Dr. Ruffner is a physician-scientist and trained at the University of Pittsburgh and the Children’s Hospital of Philadelphia. Dr. Ruffner’s research focuses on the role of the esophageal epithelial barrier in eosinophilic esophagitis, and her translational research studies focus on strategies to improve function of the mucosal barrier in eosinophilic esophagitis.