- Associate Professor in Surgery
- Associate Professor in Biostatistics and Bioinformatics
- Associate of the Duke Initiative for Science & Society
- Professor of Sociology
- Associate Professor in Medicine
- Executive Core Faculty Member, Duke-Margolis Institute for Health Policy
- J. Alexander McMahon Distinguished Professor of Health Policy and Management
- Professor in the Sanford School of Public Policy
- Faculty Director of Research in the Sanford School of Public Policy