Dr. Stergios Vradelis is an Assistant Professor of Medicine at the Democritus University of Thrace. He is a Consultant Gastroenterologist with a clinical and research focus on the management of inflammatory bowel disease (IBD) patients. He worked at a reputable teaching university hospital (The John Radcliffe Hospital, Oxford) under the supervision of Dr. Simon Travis. He is working on the discovery of biomarkers for disease behavior and response to therapy.