Dr. Chibueze , E. Nnaji is presently a Chief Research Officer at the National Centre for Energy Research and Development, University of Nigeria, Nsukka. He is also a senior lecturer in the department of economics of the same university. His area of specialization is Energy and Environmental economics. He has attended and presented papers in many conferences and has more than 20 Journal publications mostly on energy and environmental economics in reputable National and International Journals. He is a member of learned professional bodies such as Solar Energy Society of Nigeria , Nigerian Economics Society and Teachers Registration council of Nigeria.