Over the past half century, two overarching questions have dominated the study of mass political behavior: How do ordinary citizens form their political judgments, and how good are those judgments from a normative perspective? The authors of The Ambivalent Partisan offer a novel approach to these questions, one in which political reasoning is viewed as arising from trade-offs among three generally conflicting psychological goals: making decisions easily, getting them right, and maintaining cognitive consistency. Taking aim at decades of received wisdom, the central claim of this book...