Outside Lobbying: Public Opinion and Interest Group StrategiesIn Outside Lobbying, Ken Kollman explores why and when interest group leaders in Washington seek to mobilize the public in order to influence policy decisions in Congress. In the past, political scientists have argued that lobbying groups make outside appeals primarily because of their own internal dynamics to recruit new members, for example. Kollman, however, grants a more important role to the need for interest group leaders to demonstrate popular