When I was fifteen, teachers were ancient gas bags; fuddy-duddies who had traded their connection to pop culture for protractors and single-spaced ruled paper. Conversations with them rarely strayed beyond the Pythagorean theorem, conjugating verbs, or the grim details of the French Revolution. They lived in a world of chalk dust and lesson plans, not mixtapes and late-night radio countdowns.

One afternoon after school, though, I was hanging out in the band room with a handful of classmates, killing time the way teenagers do: half talking, half waiting for something to happen. We drifted into a conversation about music, swapping the names of rock bands we loved and arguing about which songs on the Top 40 actually deserved to be there. It was kind of a safe space where grown-ups didn’t belong, where our little universe of taste and opinion could stay unchallenged.

Then, out of nowhere, the band teacher slid into the conversation. Not to tell us to pack up our instruments, not to remind us to practice the chromatic scale, but to casually drop knowledge about the origins of Pearl Jam and the Aussie kids behind Silverchair. What? I froze, halfway between disbelief and awe. Teachers weren’t supposed to know this stuff. They weren’t supposed to be fluent in the language of pop culture and the grunge movement.

We ended up chatting for probably thirty minutes, tossing band names back and forth like baseball cards. He told us about concerts he had been to, the kind of stories that made the music we loved feel bigger, more alive, like part of something real we hadn’t touched yet.

For a moment, he wasn’t a teacher; he was just another fan, grinning as he talked about bands we loved.

Teachers weren’t supposed to be in tune with culture. They weren’t supposed to like the things I liked. They weren’t supposed to be cool.

Mr. Townsend was cool.

(PS: I realized while writing this piece that he was only 27-years-old when this story took place. We are not kind to our elders.)