1. Department of International and Strategic Studies, Faculty of Arts and Social Sciences, University of Malaya, Kuala Lumpur, Malaysia
2. School of General Studies, Kano University of Science and Technology, Kano, Nigeria
3. Department of History and International Studies, Faculty of Arts and Humanities, Northwest University, Kano, Nigeria
4. Department of Economics, Faculty of Economics and Administration, University of Malaya, Kuala Lumpur, Malaysia