If you had asked ten-year-old me about my favorite author, I would have replied unhesitatingly that it was J. R.R. Tolkien. The experience of reading The Lord of the Rings had been the most significant of my young life. It was a forbiddingly long book, and I was given to carrying my battered copy around, so that people knew I’d finished it. More importantly, it was my first exposure to a truly expansive quest narrative, and I was filled with wonder that a single person could imagine an alternative world so thoroughly. It was, in that sense, my first model of authorship, of the strange magic trick of producing something from nothing. Tolkien’s aesthetic seemed to draw from some deep well of meaning, resonating with inchoate feelings about nobility and…