Alejandro Barranquero Carretero is lecturer and researcher in the Department of Journalism and Audiovisual Communication at the University Carlos III of Madrid. His areas of research explore the interrelation between communication, citizenship and social change from different perspectives: communication for development, alternative and community media, technopolitics of social movements, education and communication, etc. He is the director of the «Communication and Citizenship» Thematic Group at the Spanish Association of Communication Research (AE-IC) and a member of the Community, Alternative and Participative Communication Research Network (RICCAP) (www.riccap.org) and of the research group Dialectic Mediation of Social Communication (MDCS) at UCM.