RYAN TEDDER

Ryan Benjamin Tedder (born June 26, 1979) is an American singer, songwriter, musician, and record producer. He is best known as the co-founder, frontman, and lead vocalist for the pop band OneRepublic, while also serving as a prolific contributor—by songwriting and production—to material for other artists since the mid-2000s.  Working with dozens of artists, including Kelly Clarkson, Justin Bieber, the Jonas Brothers, Adele, Taylor Swift, Beyonce, Wiz Khalifa, Jennifer Lopez, Demi Lovato, & Maroon 5, and racking up over 125 billion streams from every song he's ever written/co-written, Ryan Tedder has earned the title as the most in demand songwriting & producing powerhouse in Hollywood.

-from Wikipedia