Read the following article:
I mean, I entirely understand the stance the school is taking. Wizards should not be tolerated. Zero-tolerance has worked well in drugs and alcohol prevention, so we can rather safely assume that it should work in wizard prevention as well. Of course, the school should naturally assume the worst when it comes to the toothpick-vanishing wizards of the world. Blink an eye, and they might end up vanishing unsuspecting students, rival teachers, or worse, the number zero or the letter ‘A’. Schools across the nations should look up to this school on a hill (or floodzone, as it’s in Florida), and weed out all wizards that may be feigning as teachers. Think of the children!