Ivan A. Ross, a native of Guyana, studied Agriculture at Tuskegee University, Alabama, USA, before joining the Guyana Ministry of Agriculture. He later entered the University of Ma...view moreIvan A. Ross, a native of Guyana, studied Agriculture at Tuskegee University, Alabama, USA, before joining the Guyana Ministry of Agriculture. He later entered the University of Maryland, College Park, Maryland, USA, and studied Animal Science and Biochemistry. From 1987 to 2013, he served at the United States Department of Health and Human Services, Food and Drug Administration, as a Biologist in the Division of Toxicological Research. He has published several research articles, primarily dealing with food safety, and three volumes of scientific reference books: Medicinal Plants of the World, Chemical Constituents, Traditional and Modern Medicinal Uses. Other areas of his wide-ranging experience include Lecturer of Agriculture and Rural Development at Gambia College, Gambia, West Africa, and advocating Human Biology in children’s education in the European Union.view less