AN Optimist's Tour of the Future: One Curious Man Sets Out to Answer "What's Next?"

Mark Stevenson-a writer, deep thinker, and stand-up comedian-set out simply, asking, "What's next for our species?" and then traveled the globe in pursuit of the answers. Along the way, he visited the Australian outback to visit the farmers who can save us from climate change, met a robot with mood swings, and talked to the Spaniard who's putting a hotel in space. While som...