Stefano Costalli is Full Professor of Political Science at the Department of Political and Social Sciences of the University of Florence. Prior to joining the University of Florence, he worked at the Catholic University of Milan and the Department of Government at the University of Essex, where he is still a Research Fellow at the Michael Nicholson Centre for Conflict and Cooperation. He has also been a Visiting Research Fellow at the University of Amsterdam and the University of Oxford.
His research interests include civil wars, political violence, peacekeeping, democratization processes, ethnic conflicts, long-term consequences of armed conflict and authoritarianism, political realism, and quantitative methods for political research. His studies have been published in international scientific journals such as British Journal of Political Science, Comparative Political Studies, International Security, Journal of Peace Research, Political Geography, World Politics.
He has been Associate Editor (2018-2022) and is still a member of the Editorial Board of Political Geography. He is also a member of the Editorial Board of Conflict Management and Peace Science.