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Kenneth Olden
American scientist
Dr. Kenneth Olden is a scientist whose research revolves around diseases, such as cancers, and how chemicals and environmental factors affect them.[1] He was director of the National Institute of Environmental Health Sciences (NIEHS) and National Toxicology Program, being the first African-American to head an National Institutes of Health (NIH) institute,[2] a position he held from 1991 to 2005.[2] He was also the director of the Environmental Protection Agency (EPA) and overseer of the Integrated Risk Information System (IRIS).[2] He is a scientist who expressed that socioeconomic factors are related to cancer survival rates and need to be given more attention in scientific research.[3] He has made multiple discoveries in the field, such as finding that the sweetenersaccharin is not a chemical that causes cancer[4] and funding research on the effects of bus exhaust on minority childre