Prof Tar is the author of The Politics of Neoliberal Democracy in Africa (London/New York: IB Tauris, 2009); Editor of Globalization in Africa: Perspectives on Development, Security, and the Environment (Lexington Books, Lanham MD, USA; and Editor, Defence Transformation and the Consolidation of Democracy in Nigeria (Kaduna: Academy Publishers, 2018). His forthcoming work include The Routledge Handbook of Counter-Terrorism and Counter-Insurgency in Africa (Routledge, London); The New Architecture for Regional Security in Africa (Lexington Books, (Lanham, MD, USA) and The Palgrave Handbook of Small Arms and Conflict in Africa (Palgrave-Macmillan, London). Prof Tar has consulted or consults for several organisations including the Westminster Foundation for Democracy (WFD, Nigeria), United Nations Development Programme (UNDP, Nigeria) and Konrad Adenauer Stiftung (German Development Fund). He has also served as visiting professor and external examiner to several institutions of higher learning in Nigeria.