Wikipedia is considering a basic change to its editing philosophy to cut down on vandalism. In the process, the online encyclopedia anyone can edit would add a layer of hierarchy and eliminate some of the spontaneity that has made the site, at times, an informal source of news.
A. Ebersbach, M. Glaser, and R. Heigl. UTB UVK Verlagsgesellschaft, Konstanz, 2. überarb. edition, (2010)noch nicht erschienen, laut Verlag für Sept 2010 geplant.