When Vladimir Nabokov was up for a chair in literature at Harvard, the linguist Roman Jakobson protested: "What's next? Shall we appoint elephants to teach zoology?" That anecdote, with which D. G. Myers begins The Elephants Teach, perfectly frames the issues this book tackles. Myers explores more than a century of debate over how writing should be taught and whether it can or should be taught in a classroom at all. Along the way, he...