In a richly developed fictional universe, Doctor Who, a wandering survivor of a once-powerful alien civilization, possesses powers beyond human comprehension. He can bend the fabric of time and space with his TARDIS, alter the destiny of worlds, and drive entire species into extinction. The good doctor's eleven "regenerations" and fifty years' worth of adventures make him the longest-lived hero in science-fiction television. In The Language of Doctor Who: From Shakespeare to Alien Tongues, Jason Barr and Camille D. G. Mustachio present several essays that use language as an entry point into...