Having served as a Peer Educator for the Don Bosco Life Choices Programme and participated in numerous Model United Nations conferences all over the planet, Seleman is driven by his passion for sustainable development, humanitarian work, media communication, and social activism. He was awarded a fellowship under the World Peace Initiative Foundation which allowed him to attend a peace training in Kenya and actively participated in drafting the Climate Change (COY11) Youth Manifesto which was presented at the COP21 in Paris. Seleman holds a Post Graduate Diploma in Management of Foreign Relations from the Tanzania – Mozambique Centre for Foreign Relations and a Bachelor Degree in Sociology with Honors from the Open University of Tanzania.