SIERRA, Ruben. American, b. 1946. Genres: Plays/Screenplays. Career: Playwright, educator, actor, director, producer, and entrepreneur. University of Washington, Seattle, professor of theater, 1974-79, director of Ethnic Center, 1979-89; California Institute of the Arts, Valencia, dean, 1990-; Seattle Group Theatre, artistic board of directors, 1978-. Consultant with the Ford Foundation, Washington Arts Commission, and the Rockefeller Foundation. Publications: PLAYS: La Raza Pura, or Racial, Racial, 1968; The Conquering Father, 1972; La capirotada de los espejos, 1973; Manolo (three acts), 1975, rev. version, 1982; The Millionaire y el Pobrecito, 1979; Articuss and the Angel, 1983; I Am Celso, 1985; Say, Can You See, 1988. Died 1998.