Graham A MatthewsGraham A. Matthews was a research entomologist in Africa from 1958 -1967 working on cotton in Southern Rhodesia (now Zimbabwe) and Nysasland. He joined Imperial College in 1967 but was seconded to Malawi from 1968-72. He has since been involved with otton during visits to many countries in Africa, including Egypt, Sudan, Cote D'Ivoire, and to India, Pakistan, Uzbekistan, Turkmenistan, China and Australia. His research has been primarily on pesticide application technology, extending from agriculture to vector control. Read More Read Less