Irish poet and dramatist, published Homeward (1894), his first volume of mystical verses, with the encouragement of Yeats. His poetic drama Deirdre was performed in 1902 at the Irish National Theatre (later the Abbey), which he helped to found. Other volumes of verse include The Divine Vision (1904), Gods of War (1915), The Interpreters (1922), and Midsummer Eve (1928). He edited the Irish Statesman (1923–30). In 1934 he published an ambitious poem of Celtic mythology, The House of the Titans, and in 1935 his Selected Poems.