Are you one of the 57 million freelancing Americans? You may feel like you’re on your own, but Rafael Espinal knows you’re part of a movement. He’s the Executive Director of the Freelancers Union, an association of a half-million freelancers and creatives who have banded together for political clout, insurance, and sharing knowledge. We talk to him about his path to the Union, and why freelancers have more power than they think.