Optimistic (feat. Brandy, Common, Robert Glasper & Karriem Riggins)
Better Than I Imagined (feat. H.E.R. & Meshell Ndegeocello)
Robert Glasper (born April 5, 1978, in Houston, Texas, United States) is an American jazz pianist and record producer. His 2012 album Black Radio won the Grammy Award for Best R&B Album at the 55th Grammy Awards.