What the rise of the gig economy means for the American Dream

The future of work in America is likely to be more flexible, possibly more precarious, for many people, as the gig economy expands. Why is this happening, how can more people thrive in this transition, and what does it mean for America's place in the world in this century? Economic historian Louis Hyman of Cornell University, author of "Debtor Nation" and "Borrow: The American Way of Debt," weighs in.