Christopher T. Sempos, Ph.D., Nutritional EpidemiologistChristopher T. Sempos, Ph.D., joined the Office of Dietary Supplements (ODS) at the NIH on July 7, 2008, as Program Director for the Population Studies Program. The Population Studies Program is involved in research on the risks and benefits of dietary supplements using representative population data such as the National Health and Nutrition Examination Survey and the National Health Interview Survey.
Prior to coming to ODS, Dr. Sempos worked for the NIH Center for Scientific Review (CSR) where he was the Scientific Review Officer for the Kidney, Nutrition, Obesity and Diabetes Epidemiology Study Section from 2004-2008. Prior to that he was Professor of Epidemiology and Director of Graduate Studies in the Department of Social and Preventive Medicine, University of Buffalo from 1999-2004. Between 1983-1999 he also worked in several positions within the Public Health Service most notably as Chief, Longitudinal Studies for the Division of Health and Nutrition Examination Surveys (DHANES) at the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention (CDC) and as Program Director for both the Jackson Heart Study and the Framingham Heart Study at the National Heart, Lung, and Blood Institute (NHLBI).
Dr. Sempos's research areas are in nutritional epidemiology, especially cardiovascular and alcohol epidemiology, nutrition monitoring and public health surveillance methods, dietary survey methods, and biostatistics. The author of more than 100 professional and technical papers, he is also the co-author of the textbook, Statistical Methods in Epidemiology. His work has included numerous papers using data from NHANES including research on iron as a risk factor for heart disease, and national trends in diet and biomarkers of diet. He has also published numerous research papers on trends in national and international vital statistics.
Dr. Sempos received his Ph.D. in Nutritional Sciences from the University of Wisconsin-Madison in 1982. At the same time he also earned an M.S. Preventive Medicine-Epidemiology. He completed an NIH postdoctoral fellowship in Biostatistics, Nutrition, Preventive Cardiology and Cardiovascular Epidemiology, at the Northwestern University Medical School, Department of Community Health and Preventive Medicine, Chicago, IL, and a postdoctoral fellowship with the U.S. Food and Drug Administration (FDA).
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