Healthy democratic polities feature competing visions of a good society but also require
some level of cooperation and institutional trust. Democracy is at risk when citizens become …

Scholars increasingly point to polarization as a central threat to democracy—and identify
technology platforms as key contributors to polarization. In contrast, we argue that …

Affective polarization has become a defining feature of twenty-first-century US politics, but
we do not know how it relates to citizens' policy opinions. Answering this question has …

Assaults on democracy are increasingly coming from the actions of duly elected
governments, rather than coups. Backsliding examines the processes through which elected …

American political observers express increasing concern about affective polarization, ie,
partisans' resentment toward political opponents. We advance debates about America's …

Social media has been transforming political communication dynamics for over a decade.
Here using nearly a billion tweets, we analyse the change in Twitter's news media …

Political polarization impeded public support for policies to reduce the spread of COVID-19,
much as polarization hinders responses to other contemporary challenges. Unlike previous …

Americans today are affectively polarized: they dislike and distrust those from the opposing
political party more than they did in the past, with damaging consequences for their …

Extreme polarization can undermine democracy by making compromise impossible and
transforming politics into a zero-sum game.“Ideological polarization”—the extent to which …

Americans are increasingly polarized by a variety of metrics. The dimensions, extent,
causes, and consequences of that polarization have been the subject of much debate. Yet …