 Complete the following phrase:  As a songwriter and producer, he has collaborated with some of the music industrys top female artists including Madonna, Beyoncé, Katy Perry, Sinéad OConnor, Miley Cyrus, Kelly Clarkson, Demi Lovato, and Jordin Sparks. He co-wrote Piano in the Dark with singersongwriter Brenda Russell which was nominated for Song of the Year at the 31st Annual Grammy Awards. In 2007, he won the Critics Choice Award for Best Song for Listen from the motion picture adaption of Dreamgirls. The song was also nominated for Best Original Song at the 2007 Academy Awards and the 