Dr. Tahan is an Assistant Professor of Clinical Medicine, Division of Gastroenterology and Hepatology at the University of Missouri-Columbia. He received his medical degree from Akdeniz University Faculty of Medicine, Turkiye. He completed his IM residency at Istanbul University Cerrahpasa Medical Faculty and GI fellowship at Marmara University. He moved to Pittsburgh, PA in 2008 for a 4-year of “Hepatocyte and Stem Cell Transplantation for Hepatology Diseases” program at the University of Pittsburgh. He completed a second GI fellowship program at the University of Iowa Hospitals and Clinics. He is also a Fellow of American College of Gastroenterology, American College of Physicians, and the European Section and Board of Gastroenterology and Hepatology and a member of ACP, AGA, ASGE, AASLD, Cell Transplantation Society and Turkish Gastroenterology and Liver Societies. Dr. Tahan has published numerous articles (> 150) and abstracts (> 160) with his colleagues and/or mentees and serves on the editorial boards of multiple Gastroenterology/Hepatology Journals. He is also actively involved in mentoring fellows, residents, and medical students in both clinical and research environments.