A look inside the successful life of Tinder CEO Sean Rad

Last year, Tinder CEO and cofounder Sean Rad stepped down following a sexual harassment lawsuit brought on by cofounder Whitney Wolfe. In the wake of the lawsuit, cofounder Justin Mateen resigned.

But Rad stayed on at the company. And just weeks ago, he reclaimed his CEO role when Chris Payne, who had been brought on as Tinder's CEO in March, left the startup.

Here's the story of how Sean Rad went from a cell phone-obsessed teen growing up in Beverly Hills to the CEO of one of the buzziest dating apps in the world.