Connected: New Book Says Humans "Behave Like Flocks Of Birds"

Connected: Social Networking

The interconnected web of our friends, family, neighbors and acquaintances may dominate our lives more than we know.

They've always been there, making up our social support systems. But now, largely thanks to the burgeoning popularity of online social networks like Facebook, researchers are discovering what a powerful influence our connections -- both online and off -- really have over our lives.

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