Are You Smart Enough to Work at Google?: Trick Questions, Zen-Like Riddles, Insanely Difficult Puzzles, and Other Devious Interviewing Techniques You Need to Know to Get a Job Anywhere in the New Economy

The Recursive Universe: Cosmic Complexity and the Limits of Scientific Knowledge

Fortune's Formula: The Untold Story of the Scientific Betting System That Beat the Casinos and Wall Street

Rock Breaks Scissors: A Practical Guide to Outguessing and Outwitting Almost Everybody

How Would You Move Mount Fuji?: Microsoft's Cult of the Puzzle -- How the World's Smartest Companies Select the Most Creative Thinkers