Research concerning social interactions in large online systems is one of the focuses of the GroupLens Research lab. Wikipedia and the datasets made available by the Wikimedia Foundation provide an especially useful subject for study. In this page, you will find list of currently active studies, tools developed for MediaWiki by the lab and published papers.

Studies

• HAPPI Tool

• NICE Tool

Tools

Papers

• Creating, Destroying, and Restoring Value in Wikipedia, Priedhorsky, R.; Chen, J.; Lam, S.K.; Panciera, K.; Terveen, L.; Riedl, J., Conference on Supporting Group Work, (2007)
• Is Wikipedia Growing a Longer Tail?, Lam, S.K. and Riedl, J.; In Proceedings of GROUP 2009, Sanibel Island, Florida.
• Wikipedians are born, not made: a study of power editors on Wikipedia, Panciera, K., Halfaker, A., and Terveen, L.; 2009. GROUP. ACM, 51-60.
• A Jury of Your Peers: Quality, Experience and Ownership in Wikipedia, Halfaker, A., Kittur, N., Kraut, R., and Riedl, J.; 2009.WikiSym. ACM, In Submission.