Luis de la Calle Robles is a Junior Researcher at the Juan March Institute. He has done his dissertation at the European University Institute, Florence. He has a MA from the Center for Advanced Social Sciences (CEACS) of the Juan March Institute, and a BA in Sociology from the University of Salamanca. His work focuses on the study of political violence in contexts where nationalist sentiments prevail. His dissertation aimed at explaining the differential use of violence by Western nationalist movements in their quest for internal devolution of power. His research has been published in journals such as International Studies Quarterly, European Journal of Political Research and the Annual Review of Political Science.