Mr. Chris M. A. Kwaja (Nigeria), Ph.D., is currently a Senior Lecturer and Researcher at the Centre for Peace and Security Studies (CPSS), Modibbo Adama University of Technology, Yola, Adamawa State, Nigeria. Prior to joining the CPSS, he lectured at the Centre for Conflict Management and peace Studies, University of Jos, Jos, Nigeria. He is a Visiting Research Fellow with the Centre for Democracy and Development, Abuja, Nigeria. In 2008, He was an exchange fellow of Dispute Resolution at the University of Massachusetts, United States. He is also a recipient of several research awards such as the CODESRIA Governance Institute on Private Military and Security Companies, 2009; United Nations Mandated University for Peace Doctoral Research Award, 2009; as well as the Peace Fellow Award of the West Africa Research Centre, 2010. He has worked on the activities of corporate non-corporate mercenaries in Africa, with specific reference to Nigeria, Liberia, Sierra Leone, Sudan and Darfur.