It's time to rethink liberal answers to society's biggest challenges - we must abandon fearmongering and embrace visionary action.

NATIONAL BESTSELLER

A Book of the Year Selection for Inc. and Library Journal

"This book picks up where The Tipping Point left off." -- Adam Grant, Wharton professor and New York Times bestselling author of ORIGINALS and GIVE AND TAKE

Nothing "goes viral." If you think a popular movie, song, or app came out of nowhere to become a word-of-mouth success in today's crowded media environment, you're missing the real story. Each blockbuster has a secret history-of power...