Fernando Vallespín (Madrid, 1954) is professor of Political Science at the Autonomous University of Madrid, where he has held positions such as vice-rector of Culture, director of the Department of Political Science, and of the Center for Political Theory. He has been visiting professor at the universities of Harvard, Frankfurt, Heidelberg, Veracruz and Malaysia and has acted as director of the José Ortega y Gasset University Institute of the Complutense University of Madrid. His major works include La sociedad de la intolerancia (2021), Populismos y la fragilidad de las democracias (co-authored with Máriam Martínez-Bascuñán, 2017), Nuevas teorías del contrato social (2013), the 6-volume edition of Historia de la teoría política (2003) and El futuro de la política (2000). He has also published almost a hundred academic articles and book chapters on political science and political theory in both Spanish and foreign journals, with a special predilection for contemporary political theory. He is a member of the editorial boards of several national and international journals and is a regular contributor to the newspaper El País.