Publications (13)
Don't Let Me Be Misunderstood: Comparing Intentions and Perceptions in Online Discussions
Jonathan P. Chang, Justin Cheng, Cristian Danescu-Niculescu-Mizil
Discourse involves two perspectives: a person's intention in making an utterance and others' perception of that utterance. The misalignment between these perspectives can lead to u…
Understanding Perceptions of Problematic Facebook Use: When People Experience Negative Life Impact and a Lack of Control
Justin Cheng, Moira Burke, Elena Goetz Davis
While many people use social network sites to connect with friends and family, some feel that their use is problematic, seriously affecting their sleep, work, or life. Pairing a su…
Do Diffusion Protocols Govern Cascade Growth?
Justin Cheng, Jon Kleinberg, Jure Leskovec +4
Large cascades can develop in online social networks as people share information with one another. Though simple reshare cascades have been studied extensively, the full range of c…
Do Cascades Recur?
Justin Cheng, Lada A Adamic, Jon Kleinberg +1
Cascades of information-sharing are a primary mechanism by which content reaches its audience on social media, and an active line of research has studied how such cascades, which f…
You had me at hello: How phrasing affects memorability
Cristian Danescu-Niculescu-Mizil, Justin Cheng, Jon Kleinberg +1
Understanding the ways in which information achieves widespread public awareness is a research question of significant interest. We consider whether, and how, the way in which the…
Post Approvals in Online Communities
Manoel Horta Ribeiro, Justin Cheng, Robert West
In many online communities, community leaders (i.e., moderators and administrators) can proactively filter undesired content by requiring posts to be approved before publication. B…
Anyone Can Become a Troll: Causes of Trolling Behavior in Online Discussions
Justin Cheng, Michael Bernstein, Cristian Danescu-Niculescu-Mizil +1
In online communities, antisocial behavior such as trolling disrupts constructive discussion. While prior work suggests that trolling behavior is confined to a vocal and antisocial…
An Army of Me: Sockpuppets in Online Discussion Communities
Srijan Kumar, Justin Cheng, Jure Leskovec +1
In online discussion communities, users can interact and share information and opinions on a wide variety of topics. However, some users may create multiple identities, or sockpupp…
Automated Content Moderation Increases Adherence to Community Guidelines
Manoel Horta Ribeiro, Justin Cheng, Robert West
Online social media platforms use automated moderation systems to remove or reduce the visibility of rule-breaking content. While previous work has documented the importance of man…
When Do People Trust Their Social Groups?
Xiao Ma, Justin Cheng, Shankar Iyer +1
Trust facilitates cooperation and supports positive outcomes in social groups, including member satisfaction, information sharing, and task performance. Extensive prior research ha…
How Community Feedback Shapes User Behavior
Justin Cheng, Cristian Danescu-Niculescu-Mizil, Jure Leskovec
Social media systems rely on user feedback and rating mechanisms for personalization, ranking, and content filtering. However, when users evaluate content contributed by fellow use…
Can Cascades be Predicted?
Justin Cheng, Lada A. Adamic, P. Alex Dow +2
On many social networking web sites such as Facebook and Twitter, resharing or reposting functionality allows users to share others' content with their own friends or followers. As…
Antisocial Behavior in Online Discussion Communities
Justin Cheng, Cristian Danescu-Niculescu-Mizil, Jure Leskovec
User contributions in the form of posts, comments, and votes are essential to the success of online communities. However, allowing user participation also invites undesirable behav…