Lansana is an academic and writer, and was Senior Research Fellow at the Kofi Annan International Peacekeeping Training Centre in Accra, Ghana. Gberie has written extensively on conflict and conflict management in Africa, including, most recently, A Dirty War in West Africa: The RUF and the Destruction of Sierra Leone (Indiana University Press, 2005). His scholarly articles have appeared in academic journals and as book chapters. Gberie has consulted for International Crisis Group (ICG), and has been a key researcher for Partnership Africa Canada's Human Security and International Diamond Trade project. He was co-author of The Heart of the Matter: Sierra Leone, Diamonds and Human Security (Ottawa, 2000). He has since authored many reports and studies for the Project, and was editor of the Sierra Leone Annual Diamond Review. Gberie regularly writes for New African magazine.