Dr. Chun-Hsi Chung is Professor, Chauncey M. F. Egel Endowed Chair, and Program Director of the Department of Orthodontics, University of Pennsylvania School of Dental Medicine. He served as the Director of the American Board of Orthodontics (2010-18), and the President of the American Board of Orthodontics (2017-18). Dr. Chung received his DMD degree in 1986 and Orthodontic Certificate/MS in Oral Biology in 1992 from the University of Pennsylvania. He has received numerous awards and honors, including the University of Pennsylvania Research Foundation Award, and the American Association of Orthodontists Award as the Co-chair of the Scientific Program of the Annual Session of the American Association of Orthodontists in Washington DC, 2018 and Miami, 2022. In addition, he has published many articles in refereed journals. Dr. Chung has been an active member of the E. H. Angle Society of Orthodontists since 2003, and a Diplomate of the American Board of Orthodontics since 2002.