Book excerpt: "Populism, a political movement with anti-elite, authoritarian and nativist tendencies, typically spearheaded by a charismatic leader, is an old phenomenon but also a very new and disturbing one at that. The Populist Temptation is an effort to understand the wellsprings of populist movements and why the threat they pose to mainstream political parties and pluralistic democracy has been more successfully contained in some cases than others"--