Kassa Darge, MD, PhD, DTM&P, FSAR, FAIUM, is Chair of the Department of Radiology and Radiologist-in-Chief at Children’s Hospital of Philadelphia. He is a Professor of Radiology at the Perelman School of Medicine at the University of Pennsylvania, and currently holds the William L. Van Alen Endowed Chair in Pediatric Radiology. Darge is also an Honorary Professor of Radiology in the Department of Radiology at Addis Ababa University in Ethiopia.