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Whither the Experts? Social Affordances and the Cultivation of Experts in Community Q&A Systems.

, , , , and . CSE (4), page 450-455. IEEE Computer Society, (2009)

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The Diffusion of a Task Recommendation System to Facilitate Contributions to an Online Community., , , , and . J. Computer-Mediated Communication, 15 (1): 32-59 (2009)Some Users Pack a Wallop: Measuring the Impact of Core Users on the Participation of Others in Online Social Systems., , , and . ICWSM, The AAAI Press, (2008)A Conceptual and Operational Definition of 'Social Role' in Online Community., , , and . HICSS, page 1-11. IEEE Computer Society, (2009)Distinguishing Knowledge vs Social Capital in Social Media with Roles and Context., , , and . ICWSM, The AAAI Press, (2009)You Are Who You Talk To: Detecting Roles in Usenet Newsgroups., , and . HICSS, IEEE Computer Society, (2006)Finding social roles in Wikipedia., , , , , , and . iConference, page 122-129. ACM, (2011)Visualizing the Signatures of Social Roles in Online Discussion Groups., , , and . Journal of Social Structure, (2007)Whither the Experts? Social Affordances and the Cultivation of Experts in Community Q&A Systems., , , , and . CSE (4), page 450-455. IEEE Computer Society, (2009)Picturing Usenet: Mapping Computer-Mediated Collective Action., , , and . J. Computer-Mediated Communication, (2005)'The internet is here': emergent coordination and innovation of protest forms in digital culture., and . iConference, page 304-311. ACM, (2011)