Purpose Social media pose serious challenges to information evaluation, which can make
credibility evaluation more difficult compared to other information resources. As a result, this …

Why do Americans have such animosity for people who identify with the opposing political
party? Jaime E. Settle argues that in the context of increasing partisan polarization among …

Online incivility and harassment in political communication have become an important topic
of concern among politicians, journalists, and academics. This study provides a descriptive …

Affective polarization is pervasive in modern US politics, and can be intensified by strategic
messaging from members of Congress. But there are gaps in our knowledge of the …

How accurate are survey-based measures of social media use, in particular about political
topics? We answer this question by linking original survey data collected during the US …

Using Facebook's release in a given language as an exogenous source of variation in
access to social media where the language is spoken, we show that Facebook has had a …

We study the impact of fake news on votes for populist parties in the Italian elections of 2018.
Our empirical strategy exploits the historical variation in Italian-speaking and German …

Governance of misinformation is a serious concern in social media platforms. Based on
experiences gathered from different case studies, we offer insights for the policymakers on …

We study the effect of Facebook and Instagram access on political beliefs, attitudes, and
behavior by randomizing a subset of 19,857 Facebook users and 15,585 Instagram users to …

Theories of symbolic bordering highlight how xenophobic media coverage and
humanitarian messaging create boundaries between migrants and receiving communities …