Guy Raz interviews the world’s best-known entrepreneurs to learn how they built their iconic brands. In each episode, founders reveal deep, intimate moments of doubt and failure, and share insights on their eventual success. How I Built This is a master-class on innovation, creativity, leadership and how to navigate challenges of all kinds. 
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Jamie Siminoff spent much of his twenties and thirties as a serial entrepreneur launching three tech businesses you've probably never heard of. When he finally landed on a breakthrough idea he didn't realize it at first; he was just trying to solve his own frustration of not being able to hear the doorbell while tinkering in his garage. His jerry-rigged solution evolved into Ring—a doorbell with a camera and microphone that connects to a smart-phone app. After a nail-biting appearance on Shark

Ring: Jamie Siminoff

How I built this