| 1998 | Ph.D., University of Copenhagen |
| 2000-2001 | Director, The Governance Unit, Institute of Economic Affairs, Accra, Ghana |
| 2001-2005 | Legon Centre for International Affairs, (LECIA), University of Ghana |
| Research Director, African Security Dialogue and Research, Accra |
| 2003 | Visiting Professor, European Peace University, Stadtschleining, Austria |
| 2005 | Senior Fellow, Center for Security Studies, Accra |
| 2005-2007 | Expert, Common African Defence and Security Policy&Counter-Terrorism, African Union Commission, Addis Ababa |
