He holds a M. Sc. and a PhD. in Sociology from the Catholic University of Louvain, Belgium (1986 and 1991). Since 2000, he is a Researcher for the Brazilian National Research Council (CNPq). He has an academic experience and research interest on citizen participation, social movements, solidarity economy and social entrepreneurship.
Amongst his activities connected to the EMES Network, he has been a visiting professor at the summer schools held in Corsica, Roskilde and Marseille, as well as a member of the International Scientific Committee of EMES International Conferences. He has also participated of the ICSEM Project, as coordinator of the Brazilian team. In Latin America, together with Prof. José Luis Coraggio (UNGS/Argentina) he coordinates the Latin American Network of Researchers on Social and Solidarity Economy (RILESS), and is co-director of the Otra Economía Journal.