Dimitris Mentis is a lead researcher at the division of Energy Systems Analysis at KTH Royal Institute of Technology. His work focuses on linking Geographic Information Systems (GIS) and electricity planning to estimate investment and capacity needs to provide access to electricity to the unserved. Dimitris together with colleagues has developed an innovative Open Source Spatial Electrification Tool (OnSSET) in collaboration with the International Energy Agency (IEA), United Nations Department of Economic and Social Affairs (UNDESA), World Bank and ABB.