Igor Sádaba Rodríguez. Graduate in Physics and in Sociology and PhD in Sociology from the Complutense University of Madrid. He has been a lecturer in the Department of Political Science and Sociology at the UC3M and currently holds this position in the Department of Sociology IV (UCM). His areas of research include the social and political uses of digital technologies, social movements, social exclusion or economic sociology. He belongs to the UCM Research Group Digital Culture and Social Movements (CIBERSOMOSAGUAS) and to the Complutense Institute of Sociology for the Study of Contemporary Social Transformations (TRANSOC).