How I Built This with Guy Raz

Birchbox: Katia Beauchamp

When Katia Beauchamp and Hayley Barna launched Birchbox from business school in 2010, they set out to disrupt the beauty industry by delivering monthly samples in a box. Even though people told them the idea would never work, Birchbox attracted hundreds of thousands of subscribers and enthusiastic buzz as a subscription pioneer. But the speedy success was…