The Entrepreneurs of the Decade: 2000 to 2009

AP
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Evan Williams and Biz Stone of Twitter

Like Cher or Prince (but with flashy punctuation), @Ev and @Biz have become household names by creating Twitter, the addictive microblogging platform that is already changing the way we communicate. Besides fostering a collective penchant for brevity, the site has become an amazing resource for everyone from marketers in Silicon Valley to democratic activists in Tehran. If you’re not keeping an eye on the day’s trending topics, you’re hopelessly misinformed.