Wikipedia Wikipedia Wikipedia (, ) is a multilingual, web-based, free encyclopedia based on a model of openly editable and viewable content, a wiki. It is the largest and most popular general reference work on the World Wide Web, and is one of the most popular websites by Alexa rank. It is owned and supported by the Wikimedia Foundation, a non-profit organization that operates on money it receives from donors. Wikipedia was launched on January 15, 2001, by Jimmy Wales and Larry Sanger. Sanger coined its name, as a portmanteau of "wiki" and "encyclo"pedia"". Initially an English-language encyclopedia, versions in other languages
Jimmy Wales his developmental work on the Wikipedia project. He has rejected the notion that his role in promoting Wikipedia is altruistic, which he defines as "sacrificing your own values for others", stating that the idea of "participating in a benevolent effort to share information is somehow destroying your own values makes no sense to me". On December 11, 2007, Wales testified before to the United States Senate Committee on Homeland Security and Governmental Affairs. He also submitted written testimony to the Senate Committee entitled "E-Government 2.0: Improving Innovation, Collaboration and Access". Senator Joseph Lieberman introduced Wales by stating: Wales's testimony is