Humans vs. Zombies will soon be upon us. (Still two days to register.) In the next week try to keep in mind that when your friends are being devoured, your math skills gives you a leg up on the competition. Robert Smith? (the ‘?’ is part of his name) and a bunch of mathematicians at the University of Ottawa have modeled the problem and come up with a technique that would probably be most successful. Hitting the zombies hard and fast seems to be the best answer. Read this for more information.