•Neutral point of view
) – All Wikipedia articles and other encyclopedic content must be written from a neutral point of view, representing significant views fairly, proportionately and without bias.
) – Material challenged or likely to be challenged
, and all quotations, must be attributed to a reliable, published source. In Wikipedia, verifiability means that people reading and editing the encyclopedia can check that information comes from a reliable source
•No original research
) – Wikipedia does not
publish original thought: all material in Wikipedia must be attributable to a reliable, published source
. Articles may not contain any new analysis or synthesis of published material that serves to advance a position not clearly advanced by the sources.