Benjamín Tejerina is Professor of Sociology and director of the Collective Identity Research Center, Department of Sociology 2, University of the Basque Country. His research interests include collective action and social movements, living conditions, precariousness and transformations in the work’s culture, sociology of language and ethnolinguistic movements, collective identity, youth transitions, and sociological theory. Selected publications are Crisis and Social Mobilization in Contemporary Spain: The 15M Movement (edited with I. Perugorría, 2017), From Social to Political: New forms of Mobilization and Democratization (edited with I. Perugorría, 2012); La sociedad imaginada. Movimientos sociales y cambio cultural en España (2010); Barrios multiculturales. Relaciones interétnicas en los barrios de San Francisco (Bilbao) y Embajadores/Lavapiés (Madrid) (edited with A. Pérez-Agote and M. Barañano, 2010); Hacia una nueva cultura de la identidad y la política. Tendencias en la juventud vasca (with B. Cavia, G. Gatti, A. G. Seguel, I. Martínez de Albéniz, S. Rodriguez Maeso, A. Pérez-Agote and E. Santamaría, 2005); Los movimientos sociales. Transformaciones políticas y cambio cultural (edited with P. Ibarra, 1998); and Sociedad civil, protesta y movimientos sociales en el País Vasco (with J. M. Fernández Sobrado and X. Aierdi, 1995). In 1990 he received the National PhD Dissertation Award in Sociology and Political Sciences from the Sociological Research Center (CIS, Spain). He is the former Vice-president of the International Sociological Association (ISA, 2018-2014).