Dr. Willis Okumu is a Senior Researcher at the Institute for Security Studies (ISS) based in Nairobi, in the Enhancing Africa’s Response to Transnational Organised Crimes (ENACT) research program. Willis has conducted extensive research on peace, conflict, pastoralists’ livelihoods, and transnational organised crimes in Eastern Africa. He holds a Ph.D. in Social Anthropology from the University of Cologne, a Master of Arts degree in Culture and Environment in Africa from the University of Cologne, and a Bachelor of Arts degree in Political Science and Sociology from the University of Nairobi.