Duncan Onyango Mbuge holds a Ph.D. Environmental and Bio-systems Engineering, University of Nairobi. He is Chairman of the Department of Environmental and Biosystems Engineering. He is also a Senior Lecturer, Department of Environmental and Biosystems Engineering (March 2012 – Present) - Lecturing and Research in Power and Machinery, Process and Food Engineering, Materials Science, Environmental management and conservation in construction, Renewable Energy, Infrastructure Engineering including greenhouse design, Construction materials and workshop techniques.