bartels.jpgAccording to, Steve Bartels, former president and chief operating officer of Island Def Jam, has been promoted to the president/COO of the Island Def Jam Music Group. Bartels will continue to work with president/CEO of Def Jam Recordings, Jay-Z, president of Island Records Urban Music, Jermaine Dupri, and president of Mercury Records, David Massey. In addition, Bartels will work with all of Def Jam’s joint ventures, including Disturbing Tha Peace and Slip-N-Slide Records. Bartels, however, will still report directly to Island Def Jam Music Group chairman, Antonio “L.A.” Reid.