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Research at the intersection of social media, social computing, and data analytics.

person in meditation pose

In search of strategies to boost revenue and premium subscriptions in freemium communities.

How do television campaigns change online search behaviors?

People sharing headphones

Do friends influence one another to buy products, embrace beliefs, and adopt behaviors?

Sitting alone in empty theatre.

What keeps users engaged in a site?

Stacks of books.

Tracing the evolution of a ubiquitous online feature.

Justin Bieber performing at a concert.

Location-based services and unreliable user data.

Weak signals in online dating networks inform system design.

Students in a group working on laptops.

Social computing is changing how work is organized and completed.

Friends taking photo with smartphone.

Do Facebook friends really trust one another? New business models are counting on it.