Prosper Nii Nortey Addo is the Senior Political/Humanitarian Affairs Officer in the African Union (AU) Liaison Office in Monrovia, Liberia. He was previously a Research Fellow at the Kofi Annan International Peacekeeping Training Centre (KAIPTC) and the African Security Dialogue and Research (ASDR), in Accra, Ghana. His research focuses on conflict, peace processes and transnational criminal activities in West Africa, as well as security sector reform, small arms, and light weapons.