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Josh Kopelman, 37
Josh Kopelman, 37
First Round Capital

As an entrepreneur, he sold Half.com to eBay and eventually founded First Round, which does just what its name implies, makes small investments in firms that haven't previously raised money from VCs. Weatherbill, VideoEgg and RockYou are some of its Web 2.0 bets.

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Last updated July 19 2008: 2:17 PM ET
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