Selected Publications

The massive spread of digital misinformation has been identified as a major threat to democracies. Communication, cognitive, social, and computer scientists are studying the complex causes for the viral diffusion of misinformation, while online platforms […]
Nat. Comm. 9 4787, 2018

The volume and velocity of information that gets generated online limits current journalistic practices to fact-check claims at the same rate. Computational approaches for fact checking may be the key to help mitigate the risks of massive misinformation spread. […]
ICDM, 2017

Online social media and games are increasingly replacing offline social activities. Social media is now an indispensable mode of communication; online gaming is not only a genuine social activity but also a popular spectator sport. Although online interaction shrinks social and geographical barriers, it is argued that social disparities, such as gender inequality, persists. […]
ICWSM, 2017

Recent Publications

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The enormous amount of discourse taking place online poses challenges to the functioning of a civil and informed public sphere. Efforts …

Wikipedia, the online encyclopedia, is a trusted source of knowledge for millions of individuals worldwide. As everyone can start a new …

While social media make it easy to connect with and access information from anyone, they also facilitate basic influence and …

Representation learning on networks offers a powerful alternative to the oft painstaking process of manual feature engineering, and, as …

Newsfeed algorithms frequently amplify misinformation and other low-quality content. How can social media platforms more effectively …

Recent News

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Our paper titled “Fact-checking, False Narratives, and Argumentation Schemes” (joint work with John Licato) won the best paper award at …

I am excited to announce that I have accepted an offer to join the Department of Computer Science and Engineering at the University of …

The 9th International Conference on Social Informatics just wrapped last week and it was a great success.

Projects

Computational Fact-checking

Computational fact checking from knowledge networks

Hoaxy

Diffusion of digital misinformation and competition with fact-checking information

Collective Deliberation on Wikipedia

Articles for Deletion and Notabilia.

Teaching

Contact

  • (301) 405-2768
  • University of Maryland
    College of Information Studies
    4130 Campus Drive
    Hornbake Library, Rm. 2117C
    College Park, MD 20742-4345