Josiah Ober is Constantine Mitsotakis Chair in the School of Humanities and Sciences at Stanford University. He holds a secondary appointment in the Department of Classics and a courtesy appointment in the Department of Philosophy. He specializes in ancient and modern political theory and historical institutionalism. His most recent book, Demopolis: Democracy before Liberalism in Theory and Practice, was published by Cambridge University Press in 2017. Professor Ober's ongoing work focuses on the theory and practice of democracy, and the politics of knowledge and innovation. Recent articles and working papers seek to explain economic growth in the ancient Greek world, the relationship between democracy and dignity, and the aggregation of expertise.