Jared Isaacman, Founder of Shift4 and SpaceX Astronaut joins Chris Heusler, Chief Commercial Officer at S&P Global Ratings and host Joe Cass on this episode of Fixed Income in 15. Discussion focused on Jared’s experience as a civilian astronaut, his relationship with Elon Musk, Chris’ career path, how to be a good leader and when both guests think humans will walk on Mars.