Twenty-first century American politics has been defined by various types of polarization. One
example involves scientists, who play an outsized role when it comes to expert advice for …

Affective polarization has emerged as an important construct in the literature on partisan
animosity. However, most efforts to measure it have relied on simple preexisting indices …

To effectively address intergroup violence, we must accurately diagnose the psychological
motives driving it. Dehumanization—the explicit and blatant denial of an outgroup's …