R. S. Thomas (1913-2000) was a major poet of the twentieth century. He was respected by luminaries of the literary establishment, recognized with numerous awards, and nominated for the Nobel Prize in 1996. Thomas was also a priest of the Anglican Communion who wrestled ceaselessly with problems of faith and doubt in his poetry. John G. McEllhenney makes R. S. Thomas' poems, ministry, and irascible character come brilliantly alive in his new book, A Masterwork of Doubting-Belief: R. S....