Dr. Devra Davis founded non-profit Environmental Health Trust in 2007 in Teton County, Wyoming to provide basic research and education about environmental health hazards and promote constructive policies locally, nationally and internationally. She has also authored more than 200 publications in books and journals ranging from the Lancet and Journal of the American Medical Association to Scientific American and the New York Times and has written blogs in Freakonomics, Huffington Post, Physicians for Social Responsibility, MomsRising, Oxford University Press and elsewhere. An award-winning scientist and writer, Davis’ work has appeared in more than a dozen languages. (Photo: Courtesy of US Embassy Bogota)