File:Yeats Boughton.jpg|thumb|Yeats photographed in 1903 by Alice Boughton William Butler Yeats (13 June 186528 January 1939) was an Irish poet, dramatist and writer, and one of the foremost figures of 20th-century literature. He was a driving force behind the Irish Literary Revival, and along with Lady Gregory founded the Abbey Theatre, serving as its chief during its early years. He was awarded the 1923 Nobel Prize in Literature, and later served two terms as a Senator of the Irish Free State. Wikipedia