David H. Peng, MD, MPH, a widely respected authority on melanoma, contact dermatitis and inpatient dermatological care, rejoined USC in April 2013 as chair of the Department of Dermatology. Peng returned to the Keck School of Medicine of USC after spending the past three years at Stanford University School of Medicine. His research examines how environmental ultraviolet exposure affects production of melanin, the pigment in skin.
Learn more about Dr. Peng