Kei Koga is Associate Professor at the Public Policy and Global Affairs Programme, School of Social Sciences, Nanyang Technological University (NTU). Concurrently, he is a Nonresident Fellow at The National Bureau of Asia Research (NBR), the United States, and a member of RIPS Research Committee, the Research Institute for Peace and Security (RIPS), Japan. His research focuses on International Security, International/Regional Institutions (particularly ASEAN), and East Asian/Indo-Pacific security.