Professor AbuBakr Bahaj, head of  Energy and Climate Change Division at the University of Southampton, chaired the 4th African Mini-grid summit held in Nairobi, Kenya and delivered keynote speech. In addition to chairing the Summit, Professor Bahaj also moderated the closing panel with three Rural Electrification Authorities (REA) of Uganda, Zambia, and Nigeria, and the Director of renewable energy in Ministry of Energy, Kenya.