When she announced her engagement to the football player Travis Kelce on Instagram, Taylor Swift captioned the post: “Your English teacher and your gym teacher are getting married.” She echoed a lyric from her love song “So High School”: “You know how to ball, I know Aristotle.” But the origins of this particular self-styling are fairly recent. Swift had always been acknowledged as a talented lyricist, but, until around five years ago, “writer,” let alone writing teacher , h