His research interests include global environmental and resource politics, science and technology studies, and Japanese environmental politics. His recent publications include ‘Toward policy integration: assessing carbon dioxide capture and storage policies in Japan and Norway’, in Global Environmental Change and ‘Scientists learn not only science but also diplomacy: learning processes in the European transboundary air pollution regime’ in Governing the Air: Science-Policy-Citizens Dynamics in International Environmental Governance (MIT Press). Other articles have appeared in, among other journals, Climate Policy, RECIEL, and numerous Japanese books and journals.