Campaign Consultants and Responsible Party Government David B. Magleby Brigham Young University Department of Political Science Kelly D. Patterson Brigham Young University Department of Political Science Center for the Study of Elections and Democracy James A. Thurber American University Center for Congressional and Presidential Studies Paper prepared for delivery at the annual meeting of the American Political Science Association, Washington, D.C., Marriott Wardman Hotel, August 27-September 3, 2000.