Andrea L. Kavanaugh Than Than Zin Mary Beth Rosson John M. Carroll Joseph Schmitz B. Joon Kim Local Groups Online: Political Learning and Participation. 375-395 2007 16 Computer Supported Cooperative Work 4-5 http://dx.doi.org/10.1007/s10606-006-9029-9 db/journals/cscw/cscw16.html#KavanaughZRCSK07