Carl Keen is a Professor of Nutrition and Internal Medicine at the University of California, Davis. He was the Chairman of the Department of Nutrition from 1993 to 2006 and has served on numerous government boards. He has been a member of California's Scientific Advisory Board for the Office of Environmental Health Hazard Assessment since 1993. He has been a member of EPA Environmental Health Grant Review Panels (1990-1999), USDA Human Nutrient Requirements Study (1987-92), and several NIH panels (Nutrition Study Section 1997- 02; ALTOX Study Section 2002-2004; XNDA Study Section 2004-2007). He is past president of the California Nutrition Council (1998). He is a member of the American Society for Nutritional Sciences (ASNS), the American Society of Clinical Nutrition (ASCN), the Teratology Society, the Society for Experimental Biology and Medicine (SEBM), and the American Association for the Advancement of Science (AAAS).
He served on numerous editorial boards including Magnesium Research and Journal of Nutritional Immunology. Carl Keen has been honored with numerous prestigious awards including the American Institute of Nutrition Graduate Student Research Award and the American Institute of Nutrition Research Award (Borden Award, 1995).
Dr. Keen's research group has four main areas of focus: influence of diet on embryonic and fetal development, the study of gene-nutrient interactions, the study of how diet influences oxidant defense systems and cellular oxidative damage, and the effects of diet on the development and progression of vascular disease.