Adjunct Professor, Department of Nutrition; Scientist, USDA ARS Western Human Nutrition Research Center
- B.S., Biochemistry, University of California, Davis, 1978
- M.S., Human Nutrition, Cornell University, 1980
- Ph.D., Immunology and Infectious Diseases, Johns Hopkins University, School of Hygiene and Public Health, 1985
Dr. Stephensen’s research interests focus on the relation between nutritional status and immune function, focusing on vitamin A, vitamin D and omega-3 fatty acids. The effect of diet on the gut microbiome as a mediator of the impact of diet on immunity is also a current focus.