Paul S. Herrnson & Stacey L. Joyner 
Interest Groups Unleashed [PDF ebook] 

A New Era of Interest Group Participation in Federal Elections
American Crossroads and Crossroads GPS
Drugs, Doctors and Hospitals: Campaigning Post Healthcare Reform
It Wasn′t Easy Being Green in 2010: The League of Conservation Voters and the Uphill Battle to make the Environment Better
More Bang for the Buck? Defense Industry Contributions and the 2010 Elections
Netroots Political Associations
Nimble Giants: How National Interest Groups Worked to Harness Grassroots Tea Party Enthusiasm
Onward Union Soldiers? Organized Labor′s Future in American Elections
The Electoral Influence of Corporations
The U.S. Chamber of Commerce and the 2010 Elections

Clyde Wilcox is a professor of government at Georgetown University. He is the author or coauthor of several books, including Serious Money: Fundraising and Contributing in Presidential Nomination Campaigns (1995), Onward Christian Soldiers: The Christian Right in American Politics (1996), and Interest Groups in American Campaigns: The New Face of Electioneering (1999). His edited books include Women in Elected Office: Past, Present, and Future (1998), The Politics of Gay Rights (2000), and Understanding Public Opinion, 2nd ed. (2002).