J.R.R. Tolkien (1892-1973) is increasingly recognized as the most influential writer of the twentieth century. Sales of his books remain exceptionally high, and Middle-earth fan clubs flourish around the world. The massive success of the film versions made of The Lord of the Rings, and released between 2001 and 2003, have only added to his popularity. Throughout his life, Tolkien was acutely aware of the power of myth in shaping society;...