Seth Godin is the worldwide bestselling author of Permission Marketing, Unleashing the Ideavirus, and Survival is not Enough. He is a renowned public speaker, has started several successful companies, and is a contributing editor at Fast Company Magazine. In 2003, Seth Godin's Purple Cow challenged organizations to become remarkable-to drive growth by standing out in a world full of brown cows. It struck a huge chord and stayed on the Business-Week bestseller list for nearly two years.