Complex sentence: Hathaway then studied music on a fine arts scholarship at Howard University in Washington, D.C., where he was a classmate and close friend of Roberta Flack and a member of the Alpha Phi Alpha fraternity.
Split into simpler sentences: Hathaway then studied music on a fine arts scholarship at Howard University in Washington, D.C., where he met close friend Roberta Flack. At Howard, he was also a member of the Alpha Phi Alpha fraternity.