Wikipedia Entries: How To Tell How True They Are
http://news.discovery.com/tech/how-to-r ... 20208.html
It's true that Wikipedia's openness can be exploited by malicious or misinformed people to rewrite history, or at least engage in the kind of airbrushing you might want to do on your Facebook Timeline. You can find more than enough evidence of that in Wikipedia's own article on its reliability.
