It is increasingly common for online communities to rely on members rather than editors to contribute and moderate content. To motivate members to perform these tasks, some sites d...
F. Maxwell Harper, Sherry Xin Li, Yan Chen, Joseph...
Geographic information systems and online mapping technologies have been widely used for supporting participatory decision-making in local communities. However, limited studies ha...
Web-based communities have become important places for people to seek and share expertise. We find that networks in these communities typically differ in their topology from other...
ct There has long been a call for schools to prepare students for the twenty-first 12century where skills and dispositions differ significantly from much of what has historically 1...
David Hung, Kenneth Y. T. Lim, Der-Thanq Victor Ch...
As online communities, such as social network sites, mature, they face challenges in sustaining user engagement. To address this, we designed and deployed a rating system to encou...
Rosta Farzan, Joan Morris DiMicco, Beth Brownholtz