Somali scholar, poet, reformist and astrologist. Abdi Ismail Samatar - (born 1950) is a Somali scholar, writer and professor of geography. Eritrean Haile Debas (1937–), Eritrean who achieved national recognition as a gastrointestinal investigator and made original contributions to the physiology, biochemistry, and pathophysiology of gastrointestinal peptide hormones. Kenyan Wangari Maathai (1940–2010), Kenyan environmental and political activist who won the 2004 Nobel Peace Prize. Thomas R. Odhiambo (1931–2003), Kenyan entomologist and environmental activist. Henry Odera Oruka (1944–1995), Kenyan philosopher known for Sage philosophy project started in the 1970s. Calestous Juma (1953–2017), Kenyan internationally recognised authority in the application of science and technology to sustainable development worldwide. Paula Kahumbu (1966–), Kenyan wildlife conservationist and Chief Executive Officer of WildlifeDirect. Marjorie Oludhe Macgoye (1928–2015), Kenyan poet, novelist and missionary bookseller also known as the "Mother of Kenyan literature". Ngugi wa thion'go (1938–), Kenyan writer and literature academic. Richard Leakey (1944–2022), Kenyan paleoanthropologist and wildlife conservationist. Meja Mwangi (1948–), Award winning Kenyan novelist and writer of plays and children's books. Grace Ogot (1930–2015), Kenyan author and first anglophone Kenyan female writer to be published, together with Charity Waciuma. Ugandan Venansius Baryamureeba, Ugandan professor of computer science and educationist. Kwatsi Alibaruho, Ugandan-American flight director at NASA. Ivan Edwards (physician), Ugandan-American physician and Flight surgeon in the US Air Force Reserve. He started a Child Sponsorship Program for displaced orphans in Uganda. Tanzanian Fredrick Ishengoma, Tanzanian scientist and the leading researcher on information systems. West Africa Cameroonian Ibrahim Njoya (c. 1860 – c. 1933), ruler of the Bamum people, in what is now western Cameroon credited with developing a semi-syllabic Bamum script which evolved from the rudimentary pictographic script to a more advanced logo graphic script, which he later refined to the semi-syllabic script known to the world today. Pelkins Ajanoh, Cameroonian graduate of Massachusetts Institute of Technology, invented a novel technology for calibrating radars for self-driving cars while pursuing an internship at General Motors. Alfred Ngwa, Cameroonian Biochemist with experience and research interest in the use of biotechnology and genomics to understand the evolution and transmission of infectious pathogens, and to develop new interventions towards their elimination Congo Jean-Jacques Muyembe-Tamfum, Congolese microbiologist, investigated the first Ebola outbreak, and was part of the effort that discovered Ebola as a new disease. In August 2019, he led the research that discovered the most effective treatment for Ebola, mAb114, working with other researchers at the INRB and