“…The more a person cares about policy issues, the more likely that person will become politically active, and, in general, those with strong ideological convictions tend to care more about policy issues than those with more moderate views. As a result, active partisans tend to hold more extreme views on a wide range of policy issues than either the overall electorate or their own party's rank-and-file-voters: Active Democrats tend to hold more liberal views than the overall electorate or rank-and-file Democrats, whereas active Republicans tend to hold more conservative views than the overall electorate or rank-and-file Republicans (Clark, Bruce, Kessel, & Jacoby, 1991;Clarke, Elliott, & Roback, 1991;Kirkpatrick, 1976;Kweit, 1986;McCann, 1995;Nesbit, 1988;Nexon, 1971;Sullivan, Page, Pressman, & Lyons, 1974;Wildavsky, 1965).…”