 Interscope's Chairman Jimmy Iovine, a songwriter and producer, was named as the in-house mentor to work with the contestants on a weekly basis.He was supported by associated producers Rodney Jerkins, Alex da Kid, Tricky Stewart, Don Was, will.i.am, and Timbaland, who all helped the contestants tailor their song choices to their chosen genre of performance, while also producing arrangements for the contestants and offering original material to be performed.Ray Chew replaced Rickey Minor as the show's musical director and leader of "Idol"s live band.