Good Enough for Google

William Poundstone is the author of 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. He joins us to share some brain teasers used to screen applicants at Google and other companies looking for creative thinkers. 

Have you ever gotten a brain-teaser or other sort of puzzle question in a job interview? Tell us about it!