Marc Lazar is Professor of History and Political Sociology at Sciences Po, Paris, where he is also Head of the History Center. Since 2007, Lazar has been Head of the graduate program in the History department, as well as President of the Scientific Council since 2010. He has been an affiliated professor at the Luiss-Guido Carli University in Rome since 2007 and President of the School of Government since 2010.
Lazar directs the multidisciplinary research group on contemporary Italy (GREPIC) at CERI and the research group on contemporary Italy at the Centre d'Histoire de Sciences Po. He is a member of the editorial boards of Communisme, Vingtième siècle, Revue d'histoire, and is also a member of the scientific committees of Revue Internationale de politique comparée, Raisons politiques, Ricerche di storia politica, Storia contemporanea, Californian Italian Studies Journal, Studia politica (Romanian journal of political science) and is on the international editorial board of Contemporary Italian Politics.
His research focuses on political parties, the transformation of contemporary democracies, and the relationship between history and political science.