Communitynetsimulator: Using Simulations To Study Online Community Networks

Help-seeking communities have been playing an increasingly critical role the way people seek and share information online, forming the basis for knowledge dissemination and accumulation. Consider:   About.com, a popular help site (http://about.com), boasts 30 million distinct users each month   Knowledge-iN, a Korean site (http://kin.naver.com/), has accumulated 1.5 million question and answers.