Erik Olin Wright is Vilas Distinguished Professor of Sociology at the University of Wisconsin. He is the author of many books, including Classes, Interrogating Inequality, Class Counts, Deepening Democracy (with Archon Fung), and Envisioning Real Utopias. For more information on Envisioning Real Utopias and the Real Utopias project, and to access book content, please visit <a href="http://realutopias.org/">realutopias.org</a> (site in progress).
Elliott Sober is Hans Reichenbach Professor and William F. Vilas Research Professor at the Department of Philosophy at the University of Wisconsin-Madison.