He is currently affiliated to the Lille Center for European Research on Administration, Politics and Society (CERAPS). He holds a PhD in Politics from Paris 8 University. His doctoral dissertation dealt with the history of representation during the revolution of 1848 (revised version published: "Quand la République était révolutionnaire. Citoyenneté et représentation en 1848", Editions du Seuil, 2014). Specialized in the history of political thought, historical sociology and political theory, he currently works on the history of labor ideas and organizations. The Origins of the Representation of Workers. A Social History of Working-Class Ideas in France in the 19th Century