Top 3 Business Lessons Joe De Sena Learned While Growing His Spartan Race Empire

I recently had the chance to chat with Joe De Sena, the Founder & CEO of Spartan Race. He's a New York Times bestselling author several times over, and an astounding 1 million people annually around the world in 15 countries participate in a Spartan Race. I wanted to pick Joe's brain to find out the most important lessons he's learned while building his Spartan Race empire.