Woody Powell is professor of education and (by courtesy) sociology, organizational behavior, management science and engineering, and communication, and co-director of the Center on Philanthropy and Civil Society at Stanford University. He has been an external faculty member at the Santa Fe Institute since 1999. Powell works in the areas of organization theory, economic sociology, and the sociology of science. His most recent books include The Emergence of Organizations and Markets, with John Padgett, Princeton University Press, and The Nonprofit Sector, with Patricia Bromley, forthcoming from Stanford University Press. He received his PhD in sociology from SUNY Stony Brook, and before joining the Stanford faculty in 1999, previously taught at Yale, MIT, and the University of Arizona.