(1898 - 1976) an American actor and bass-baritone singer of the twentieth century. His rich, deep voice was as melodious in speech as in song. He is best known for his roles in the opera Porgy and Bess and the motion pictureShow Boat. Robeson used his talents not only to entertain, but also to promote equality of opportunity for Blacks in the United States. In 1950 he was denied a passport by the US Department of State for refusing to sign a n affidavit stating whether he was or ever had been a member of the Communist Party. —PDC Volume 3 Approved Glossary