This chapter surveys the rapid rise of social media in a range of disaster experiences,
reviewing topics of citizen reporting, community-oriented computing, distributed problem …

Disinformation campaigns such as those perpetrated by far-right groups in the United States
seek to erode democratic social institutions. Looking to understand these phenomena …

Social media's unfettered access has made it an important venue for health discussion and
a resource for patients and their loved ones. However, the quality of information available …

Widespread conspiracy theories, like those motivating anti-vaccination attitudes or climate
change denial, propel collective action, and bear society-wide consequences. Yet, empirical …

Online platforms train users to interact with each other through certain widespread interface
designs. This article argues that an “implicit feudalism” informs the available options for …

Many benefits of online communities---such as obtaining new information, opportunities, and
social connections---increase with size. Thus, a" successful''online community often evokes …

As researchers use computational methods to study complex social behaviors at scale, the
validity of this computational social science depends on the integrity of the data. On July 2 …

In China, lesbian and bisexual women face intense stigma and difficulties develo**
relationships with each other. Although prior research has shown that online communities …

Online communities provide important functions in their participants' lives, from providing
spaces to discuss topics of interest to supporting the development of close, personal …

Rating and ranking devices are everywhere on social media. While these devices may seem
like objective tools to measure value and rank content, research shows how they profoundly …