Hans Sluga is the William and Trudy Ausfahl Professor of Philosophy at the University of California, Berkeley. He is the author of Gottlob Frege (1980), Heidegger's Crisis: Philosophy and Politics in Nazi Germany (1993), Wittgenstein (2011), and Politics in Search of the Common Good (Cambridge, 2014).
David G. Stern is Professor of Philosophy and a Collegiate Fellow in the College of Liberal Arts and Sciences at the University of Iowa. His authored works include Wittgenstein's Philosophical Investigations: An Introduction (Cambridge, 2004) and he is also a co-editor of Wittgenstein: Lectures, Cambridge 1930–1933, from the Notes of G.E. Moore (Cambridge, 2016).
