Thomas Glück, M.D., is Professor of Medicine at the University of Regensburg, Chief, Department of Internal Medicine, District Hospital Trostberg, and Chief, Infectious Diseases Consulting Service, District Hospitals, Traunstein and Trostberg, Bavaria, Germany. A member of the Bavarian infectious diseases specialty board, he received his specialty training in the U.S. His research interests include clinical sepsis, pathogenesis of sepsis, and infections in immunocompromised patients.