Dr. Rosen is a Human Factors Psychologist and Associate Professor in the Department of Anesthesiology and Critical Care Medicine at the Johns Hopkins University School of Medicine. He is a principal faculty member in the Armstrong Institute for Patient Safety and Quality, Associate Director for Team Science at the Institute for Clinical and Translational Research, Interim Director of Research at the Johns Hopkins School of Medicine Simulation Center, and Co-Director of the Applied Master of Science Program in Patient Safety and Healthcare Quality at the Johns Hopkins School of Public Health. Dr. Rosen has taught the TeamSTEPPS® Master Trainer course in the U.S. and internationally and helped to develop the TeamSTEPPS® for Improving Diagnosis Resource for the Agency for Healthcare Research and Quality.