Lucio R. Renno is Associate Professor in the Political Science Institute of the University of Brasília. He is also a CNPq 1D Researcher. Currently, he is the President of the Planning Company of the Federal District (Codeplan), a public firm that conducts household surveys, data analysis, and public policy evaluation. His publications have appeared in Presidential Studies Quarterly, Comparative Political Studies, American Journal of Political Science, Legislative Studies Quarterly, Latin American Politics and Society, Journal of Politics, Journal of Latin American Studies, Journal of Legislative Studies, and Electoral Studies, among others. He is co-editor of Reforma Politica: Lições da História Recente, Reforma Política em Questão, and Legislativo Brasileiro em Perspectiva Comparada, Editora da UFMG, Belo Horizonte, 2009. Renno is Senior Associated Researcher of the research project, The Architecture of Diversity: Institutional Design and Conflict Management in the Americas, funded by the International Development Research Centre, Canada.