Repression research examines the causes and consequences of actions or policies that are
meant to, or actually do, raise the costs of activism, protest, and/or social movement activity …

Although it is under-studied relative to other social media platforms, YouTube is arguably the
largest and most engaging online media consumption platform in the world. Recently …

Content moderation on social media is at the center of public and academic debate. In this
study, we advance our understanding on which type of election-related content gets …

Citizen-generated counter speech is a promising way to fight hate speech and promote
peaceful, non-polarized discourse. However, there is a lack of large-scale longitudinal …

The problem of class imbalance has always been considered as a significant challenge to
traditional machine learning and the emerging deep learning research communities. A …

Online political astroturfing—hidden information campaigns in which a political actor mimics
genuine citizen behavior by incentivizing agents to spread information online—has become …

seek to influence and polarize political topics through massive coordinated efforts. In the
process, these efforts leave behind artifacts, which researchers have leveraged to analyze …

Social networks were designed to connect people online but have also been exploited to
launch influence operations for manipulating society. The deployment of social bots has …

Content moderation—the regulation of the material that users create and disseminate online—
is an important activity for all social media platforms. While routine, this practice raises …

Pro‐Kremlin disinformation campaigns have long targeted Ukraine. We investigate
susceptibility to this pro‐Kremlin disinformation from a cognitive‐science perspective. Is …