Judith Donath is a well-known professor at MIT's Media Lab, and heads the Lab's Sociable Media Group. She has written papers on various aspects of the internet and its social impact, such as internet society and community, interfaces, virtual identity issues (See internet troll), and other forms of collaboration that have become manifest with the advent of connected computing. An Internet troll, or simply troll in Internet slang, is someone who posts controversial and irrelevant or off-topic messages in an online community such as an
Donath spoke on identity, anonymity, and the wiki at the August 2006 Wikimania conference. Wikimania is a conference for users of the Wiki projects operated by the Wikimedia Foundation.