He serves as the director of anesthesia for the Johns Hopkins Global Surgical Initiative’s Collaborative for Surgery, Obstetrics, Anesthesiology and Public Health and is also executive director of the Johns Hopkins Austere Anesthesia Health Outcomes Research Group. A neuroanesthesiologist, Sampson is founder and president of Doctors for United Medical Missions (DrUMM) and has taught and practiced medicine in eight countries outside of the U.S. He earned his medical degree at the University of California, San Francisco Medical School, completed anesthesiology residencies at Howard University Hospital and the University of Mississippi Medical Center and also performed a critical care medicine fellowship at Florida’s Mayo Clinic Hospital.