Esteban González is professor of political philosophy at the Pontifical Bolivarian University of Medellin (Colombia) and researcher attached to the research Groups of Critical Studies (Medellín), Mondes Caraïbes et transatlantiques en mouvement (CNRS/FMSH, France) and the action research institute "dix- milliards-humains" (Paris). Experienced on social quantitative and qualitative research he has worked with victims and ex-combattants of the colombian armed conflict with the aim of finding actions and expressions for the construction of alternative and possible futures.