Kathleen Thelen is Ford Professor of Political Science at MIT and president of the American Political Science Association. Her work focuses on the origins and evolution of political-economic institutions in the rich democracies. She is the author, among others, of Varieties of Liberalization and the New Politics of Social Solidarity (2014) and How Institutions Evolve (2004), and co-editor of Advances in Comparative Historical Analysis(with James Mahoney, 2015), and Beyond Continuity(with Wolfgang Streeck, 2005). Her awards include the Barrington Moore Book Prize (2015), the Woodrow Wilson Foundation Award of the American Political Science Review (2005), the Mattei Dogan Award for Comparative Research (2006), and the Max Planck Research Award (2003). She was elected to the American Academy of Arts and Sciences in 2015 and to the Berlin-Brandenburg Academy of Sciences in 2009. She was awarded honorary degrees at the Free University of Amsterdam (2013), the London School of Economics (2017), the European University Institute in Florence (2018), and the University of Copenhagen (2018). Thelen has served as chair of the Council for European Studies and as president of the Society for the Advancement of Socio-Economics. Thelen is general editor, along with Eric Wibbels, of the Cambridge University Press Series in Comparative Politics, and a permanent external member of the Max Planck Institut für Gesellschaftsforschung in Cologne, Germany.