Songwriter whose real name is Jason Boyd. He is best known for his work with pop star Justin Bieber. He's written or co-written songs such as "All That Matters," "Recovery," and "What Do You Mean?"
His first significant work was with the group 112, for whom he co-wrote "Dance With Me" and "Peaches & Cream."
He's won four Grammy Awards and his songs have sold more than 350 million records.
He grew up in Connecticut, but was forced to move to Atlanta after a tornado destroyed his house.
He helped write the song "Caught Up" on Usher's 2004 platinum-selling album Confessions.