Xian "Sam" Zhao is a pediatric emergency medicine physician at Children's National Health System and an assistant professor of pediatrics and of emergency medicine at the George Washington University School of Medicine and Health Sciences. He is currently pursuing a master's in education with a focus on curriculum design and assessment. In addition to the field of urgent care, Sam's research concentrations include ultrasound and undergraduate medical education. In his spare time, he enjoys running, hiking, and hanging out with his dog, Titan.