I am an Associate Professor of Political Science at Institute of Social and Political Studies at the State University of Rio de Janeiro (IESP-UERJ), with a PhD in Political Science from Rio de Janeiro´s Graduate Research Institute, and Level 1 researcher of the National Council of Scientific Research (CNPq). During the period from 2008 to 2012 I served as president of Brazilian (Political Science Association (ABCP). I am member of the editorial board of Journal of Politics in Latin America. My main research interests are: legislative politics in Brazil, parties, elections and social democracy in Brazil and in a comparative perspective and I am currently working in a project on political institutions and the recent left turn in Latin America.