Weighted reciprocity in human communication networks
What "Crowdsourcing" Obscures: Exposing the Dynamics of Connected Crowd Work during Disaster
What Stops Social Epidemics?
When majority voting fails: Comparing quality assurance methods for noisy human computation environment
Where are my followers? Understanding the Locality Effect in Twitter
Who is Authoritative? Understanding Reputation Mechanisms in Quora
Why Watching Movie Tweets Won't Tell the Whole Story?
Widescope - A social platform for serious conversations on the Web
Your Facebook Deactivated Friend or a Cloaked Spy (Extended Abstract)
YouTube and political communication -- Macedonian case