- Editor for the Exeter Studies in World Orders series of the University of Exeter Press (2021-)
- “European Journal of International Relations” (1995-1999)
- “European Union Politics” (Sage Publications) – Chair of the Editorial Board (2000-2007)
- “Global Society: Journal of Interdisciplinary International Relations” (1996-2014)
- “International Interactions” (1974-1980)
- “International Studies Quarterly” (2009-2013)
- “Journal of Conflict Resolution” (1996-2007)
- “Rivista Italiana di Scienza Politica” (1999-2000)
- “Rivista Italiana di Scienza Politica” – Consiglio Direttivo (2004-2009)
- “The European Union Review” (1996-97)