Regularly I see you in my classroom. You are not there right away, but if I don’t manage to make the first five minutes of my lesson enticing (which, unfortunately happens more often than I like), then you appear. Even without staring right at you, I am aware that you are drifting off: the way you comfortably slump down into your chair (as comfortably as one can in a plastic chair designed to guard against the very mood you are settling in to); the shifting of your gaze to the window, with a quick first glance up at the clock; the strategic movement of your ar[...]