Andrew S. McFarland is Professor of Political Science and a Fellow of The Institute for the Humanities at the University of Illinois at Chicago. His main research interest is theorizing and empirically exploring the involvement of interest groups and social movements in politics. He has published several books in this field including "Common Cause: Lobbying in the Public Interest" (1984), "Neopluralism: The Evolution of Political Process Theory" (2004), and the co-edited "Social Movements and American Political Institutions" (1998).