“There’s something real about a guy with a knife who just snaps,” Kristen Bell’s character says in the Russian nesting doll opening for Scream 4. Popular culture is full of stories of men - and occasionally women - who “just snap;” from horror to true crime and even comedy. These stories tap into a primal human fear, hearing stories like these we can’t help identify with the victim and often, to our dismay, the killer. But what happens when the perpetrators at the heart of the story aren’t grown men, but young girls? What can we make of that?