Group polarization—the tendency of groups to incline toward more extreme positions than initially held by their individual members—has been rigorously studi

Why does talk about politics and moral issues tend to get so ugly, heated, and personal? So much public discussion goes awry because people are using it for the

"In Going to Extremes, renowned legal scholar and best-selling author Cass R. Sunstein offers startling insights into why and when people gravitate toward extre

The Psychology of Political Polarization was inspired by the notion that, to understand the momentum of radical political movements, it is important to understa

Authoritarian populist parties have advanced in many countries, and entered government in states as diverse as Austria, Italy, the Netherlands, Poland, and Swit