Ryan Tedder has established his career in the music industry as both the frontman for OneRepublic and one of the most sought-after producers in the business.ET's Matt Cohen recently spoke with Tedder at his multi-studio recording compound in Los Angeles, where he opened up about his time as a producer and some long-awaited new music from some of the biggest artists he's worked with.Tedder dished on his exclusive studio, and explained that he often has several megastars laying down new tracks all