The Citizendium (sit-ih-ZEN-dee-um), a "citizens' compendium of everything," is an experimental new wiki project. The project, started by a founder of Wikipedia, aims to improve on that model by adding “gentle expert oversight” and requiring contribut
a search engine that has indexed only Wikipedia sites, plus sites that are linked to from Wikipedia. It serves two purposes. First, it is a much better Wikipedia search engine than the one on Wikipedia. Second, the fact that it also indexes sites that are
