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- Research Professor in the Social Science Research Institute
- Member of the Duke Cancer Institute
- Professor in Population Health Sciences
- Core Faculty Member, Duke-Margolis Institute for Health Policy
- Medical Instructor in the Department of Head and Neck Surgery & Communication 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
- Associate Professor in the School of Nursing
- Associate Professor in Family Medicine and Community Health
- Affiliate, Duke Global Health Institute
- Research Professor in the Social Science Research Institute
- Co-Director of the Biodemography of Aging Research Unit within DUPRI
- Faculty Research Scholar of DuPRI's Center for Population Health & Aging
- Professor in Medicine
- Faculty Research Scholar of DuPRI's Center for Population Health & Aging
- Faculty Research Scholar of DuPRI's Population Research Center
- Assistant Professor in the Sanford School of Public Policy
- Core Faculty Member, Duke-Margolis Institute for Health Policy
