David E. Kern, M.D., M.P.H., is a professor of medicine at the Johns Hopkins University School of Medicine and director of the Division of General Internal Medicine at the Johns Hopkins Bayview Medical Center. Patricia A. Thomas, M.D., is an associate professor of medicine and associate dean for curriculum at the Johns Hopkins University School of Medicine. Mark T. Hughes, M.D., M.A., is an assistant professor of medicine at the Johns Hopkins University School of Medicine.