Frenemies: how social media polarizes America

A fundamental change in political communication

Facebook in context: theorizing interaction on twenty-first century social media

The END framework of political interactions on social media

How do END interactions on the news feed psychologically polarize users?

In the eye of the beholder: politically informative news feed content

Political inference from content on the news feed

Biased inference from END interactions

Judging the other side

Erasing the coast of Bohemia in the era of social media.