For a workshop on Tuesday, Election Day, one of my undergraduates submitted a poem based on the day he hid in a closet during a middle school shooting. A different student said there had been a shooting in her school, too; another described an active shooter just last week in the high school her sister attended; a fourth said a friend had died in the Parkland massacre. Stunned, I responded with something like, “Are you telling me that four out of the fifteen of you have had a near miss with a school shooting?” Then two more raised their hands. Six.

Gun violence in the US is insanely, horrifyingly prevalent; every new mass shooting refreshes the horror and also increases the number of Americans directly affected. A good friend’s father’s retirement center was recently in lockdown because of an active shooter. And when I described the workshop discussion to a…