Walter W. Powell is Professor of Education and (by courtesy) Sociology, Organizational Behavior, Management Science and Engineering, Communication, and Public Policy at Stanford University. He is also an external faculty member at the Santa Fe Institute. He is co-director of the Stanford Center on Philanthropy and Civil Society. Powell joined the Stanford faculty in July 1999, after previously teaching at the University of Arizona, MIT, and Yale. He has been a fellow at the Center for Advanced Study in the Behavioral Sciences three times, and a visiting fellow at the Institute for Advanced Studies in Vienna twice. Powell has received honorary degrees from Uppsala University, the Helsinki School of Economics, and Copenhagen Business School, and is a foreign member of the Swedish Royal Academy of Sciences. Professor Powell works in the areas of organization theory and economic sociology. His most recent book with John Padgett, The Emergence of Organizations and Markets, was published in September 2012 from Princeton University Press.