Timothy Ferriss (born July 20, 1977) is an American author, entrepreneur, angel investor, and public speaker. In 2007, he published The 4-Hour Workweek: Escape 9-5, Live Anywhere, and Join the New Rich, which was a No. 1 New York Times bestseller, a No. 1 Wall Street Journal bestseller, and a USA Today bestseller. The 4-Hour Workweek has made the Best Seller List for 7 consecutive years from 2007 to 2013. In 2010, he followed up with The 4-Hour Body, which was another No. 1 New York Times bestseller. Ferriss's third book, The 4-Hour Chef, was released in November 2012 and was a No. 1 Wall Street Journal bestseller.