"The Gospel According to Tolkien: Visions of the Kingdom in Middle-Earth by Wood" is a literary criticism and religious exploration that delves into the themes of Christian life, science fiction & fantasy, and Christian theology. Written by Ralph C. Wood, this 169-page trade paperback published in 2003 by Westminster John Knox Press offers insight into the kingdom of Middle-Earth created by Tolkien, analyzing how the author's work reflects Christian values and beliefs. The book further discusses how Tolkien's iconic fantasy world can be seen as a metaphor for the Christian journey of faith and the pursuit of holiness."