Meet the 30 Under 30, Class of 2012

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Pinterest

Ben Silbermann was working as a consultant in Washington, D.C., when he grew fascinated by tech blogs. He moved to Silicon Valley, joined two friends, and created Pinterest, a social bulletin-board site filled with images that users want to share. Today, it's one of the world's biggest social networks, with nearly 20 million unique visitors a month and $138 million in funding. Read more