Emeka follows TED Fellows around Africa: “…Alexandra Graham, cofounder of Lagray Chemicals, the first vertically integrated pharmaceutical manufacturing company in West Africa; Mohammed Bah Abba, innovator behind the pot-in-pot cooling device;Ainea Kimaro, biogas evangelist, whose work has reached from Rwanda to Tanzania; and Segeni Ngethe, founder of Kenyan e-commerce pioneer Mama Mikes…”