Professor of Politics, Princeton University; concurrently Visiting Fellow, Institute of Human Sciences, Vienna. Co-Founder, European College of Liberal Arts, Berlin. Author of books, including: What is Populism? (2016); Wo Europa endet (2013); Contesting Democracy: Political Ideas in Twentieth-Century Europe (2011); Constitutional Patriotism (2007). Regularly contributes to the Guardian, London Review of Books, Le Monde, Sueddeutsche Zeitung, New York Review of Books Daily, among other others.