Harold Roy-Macauley is Regional Director, East and Southern Africa, One CGIAR, and Director General of the Africa Rice Center (AfricaRice). He is a Sierra Leonean national and has nearly 30 years of experience in agricultural research for development with extensive leadership and management expertise. Before joining AfricaRice, he was the Executive Director of the West and Central African Council for Agricultural Research and Development (CORAF). He served previously as the Regional Director for World Agroforestry (ICRAF) in West and Central Africa. He was the Managing Director for the Regional Center for Improving Adaptation to Drought (CERAAS) in Senegal. He is fluently bilingual in English and French. He obtained his PhD degree in tropical plant biology in 1993 from the Université Denis Diderot in France, his MSc degree in tropical plant biology in 1988 from the Université de Pierre et Marie Curie in France, and his BSc with honors in botany in 1982 from the University of Sierra Leone.