We investigated the effects of Facebook's and Instagram's feed algorithms during the 2020
US election. We assigned a sample of consenting users to reverse-chronologically-ordered …

The rise of social media has provoked both optimism about potential societal benefits and
concern about harms such as addiction, depression, and political polarization. In a …

New technologies raise fears in public discourse. In terms of digital media use and youth,
the advice has been to monitor and limit access to minimize the negative impacts. However …

While the role of social media in the spread of conspiracy theories has received much
attention, a key deficit in previous research is the lack of distinction between different types …

Much time has been spent over the past decade debating whether social media contribute to
democracy. Drawing on an original study of internet users across nine Western …

The rapid rise of digital media use for political participation has coincided with an increase in
concerns about citizens' sense of their capacity to impact political processes. These dual …

Social networking sites are popular tools to engage citizens in political campaigns, social
movements, and civic life. However, are the effects of social media on civic and political …

With misinformation proliferating online and more people getting news from social media, it
is crucial to understand how people assess and interact with low-credibility posts. This study …

Does activity on hard-right social media lead to hard-right civil unrest? If so, why? We
created a spatial panel dataset comprising hard-right social media use and incidents of …

Building on prior studies suggesting that social media can facilitate offline political
participation, this study seeks to clarify the mechanism behind this link. Social media may …