Bronx-born playwright, educated at Dartmouth and the Yale Drama School, began his career with Who'll Save the Plowboy? (1962). His first Broadway production, The Subject Was Roses (1964), treating an Irish-American family of the Bronx, won a Pulitzer Prize. Later plays include That Summer—That Fall (1967), The Only Game in Town (1968), and Present Tense (1972), the last dramatized from his novel of the same title. He has published several other novels.