Centered squarely on the Negro-white conflict, both Dutchman and The Slave are literally shocking plays--in ideas, in language, in honest anger. They illuminate as with a flash of lightning a deadly serious problem--and they bring an eloquent and exceptionally powerful voice to the American theatre.

Dutchman opened in New York City on March 24, 1964, to perhaps the most excited acclaim ever accorded an off-Broadway production and shortly thereafter received the Village Voice's Obie Award. The Slave, which was produced off-Broadway the...