Viral Loop: From Facebook to Twitter, How Today's Smartest Businesses Grow Themselves

"Adam Penenberg's lively book opens a window to all of our futures…"
–Ken Auletta, author of Googled: The End of the World as We Know It
"If you want to understand all things viral, this is the place to start. Penenberg's reporting gives us a ringside seat for some of the biggest viral success stories in history, from Tupperware to Ning."
–Dan Heath, co-author of Made to Stick: Why Some Ideas Survive and Others Die?
"One of the most astounding things about the Web age is how the best advertising is often no advertising at all. Penenberg masterfully explains how this works with case studies of products that were designed to spread. Every product can use a dose of this technique; this is the book to get to learn how."
–Chris Anderson, author of




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