Distinguished University Professor, Department of Medicine McCourt School of Public Policy Georgetown University School of Medicine, Former Director, National Institute of Allergy and Infectious Diseases, National Institutes of Health
Director, Pediatric Research in Office Settings, American Academy of Pediatrics
Professor of Pediatrics
Distinguished Endowed Chair in Pediatrics
Director, Clinical Futures (A Research Center of Emphasis)
Children's Hospital of Philadelphia and Perelman School of Medicine at the University of Pennsylvania Children's Hospital of Philadelphia