View full lesson: http://ed.ted.com/lessons/actually-the-world-isn-t-flat-pankaj-ghemawat

It may seem that we're living in a borderless world where ideas, goods and people flow freely from nation to nation. We're not even close, says Pankaj Ghemawat. With great data (and an eye-opening survey), he argues that there's a delta between perception and reality in a world that's maybe not so hyperconnected after all.

Talk by Pankaj Ghemawat.

Learn more about your ad choices. Visit megaphone.fm/adchoices