PhD from the Universidad Complutense de Madrid (with “European Doctor” mention – University of Cambridge), where he is Senior Fellow, awarded by the Program “Researcher Talent” (2022-2026) and coordinates the Geopolitics and Ecosocial Transitions Observatory (GeoEcos). He is an associate professor at IESP-UERJ, teaching in the Graduate Programs in Political Science and Sociology and co-coordinating the Center for Social Theory and Latin America Studies (NETSAL). Has acted as visiting professor at more than a dozen universities in Latin America and Europe, as well as Directeur d’études associe at the Maison des Sciences de l’Homme de Paris (FMSH).

Director of the Latin American Sociological Association (ALAS) and editor of Global Dialogue, a magazine published in fifteen languages by the International Sociological Association (ISA). Researcher 1-D of the National Council for Scientific and Technological Development (CNPq) and Scientist of Our State of the Foundation for Research Support of the State of Rio de Janeiro (FAPERJ), works mainly in the areas of political sociology, social theory and Latin American sociology. His current research addresses three main themes: the transformations of activism and contemporary social movements; the (geo)politics of socio-ecological transitions; and the transnational circulation of knowledge, ideas and protests.