Cannibalism is a strong word in our culture. Say the word and people think of people like Jeffrey Dahmer and Ed Gein, they think of tragedies like the Donner Party and the Andes plane crash.

The word brings to mind a special kind of savage evil. A kind that never fails to send chills up your spine.

And yet it fascinates us.

Cannibals are pretty common in modern culture. You have Hannibal Lecter, you have the Texas Chainsaw Massacre, you have thousands of gory B movies, including the infamous Cannibal Holocaust.

Why exactly does the act of cannibalism fascinate us so?