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- Medical Instructor in the Department of Head and Neck Surgery & Communication Sciences
- Associate Professor of Pediatrics
- Associate Director of the Duke Pediatric Research Scholars Program for Physician-Scientist Development
- Associate Professor in Population Health Sciences
- Duke School of Medicine Distinguished Professor in Neuroscience
- Professor of Medicine
- Professor in Neurology
- Professor of Sociology
- Professor in the Sanford School of Public Policy
- Affiliate of the Center for Child and Family Policy
