Robert W. Clausen is a physician in the allergy and clinical immunology department in the South Bend (Ind.) Clinic & Surgicenter. He also is a clinical assistant professor of medicine at Indiana University College of Medicine. Clausen serves as an attending physician at Memorial Hospital and Saint Joseph’s Regional Medical Center in South Bend. He has presented lectures at international meetings in Canada and India and has served as an investigator in multiple studies involving HIV therapies. Clausen worked as an assistant professor in the department of biological sciences at the University of Notre Dame from 1983 to 2000.