Holding a needle over a flame to sterilize it, freshman Beatrice VonHolten prepares to give herself a stick and poke tattoo. As a seventh grader, she received opposition from her father, but VonHolten...

Down the crowded hallways it is easy to spot a nose ring, a pierced eyebrow or lip and the occasional tattoo. While some parents and students might treat tattoos and piercings like a Death Eater’s dark...