- John Franklin Crowell Distinguished Professor Emeritus of Sociology
- Professor Emeritus in the Department of Sociology
- Co-Director of the Biodemography of Aging Research Unit within DUPRI
- James B. Duke Distinguished Professor of Sociology
- Professor of Sociology
- Professor in the Department of Sociology
- Director of the Duke Center for Population Health and Aging (CPHA)
- Associate Director of the Duke Population Research Institute