Professori, Suomen Akatemian pääjohtaja; aiemmin kansainvälisten suhteiden professori, Helsingin yliopisto; politiikan professori, Notre Damen yliopisto, Indiana, USA
Served previously as Professor of International Relations at the University of Helsinki and Professor of Political Science at the University of Notre Dame, Indiana, USAEurLex-2 EurLex-2