Hungry are the dead, unable to be sated.Still their nation grows.-Winifred LewisEvery culture has its tales of ghosts and ghoulies, dead things that stalk the night to prey upon the living. Stories of these creatures have been told around campfires from time immemorial, lending an added chill to the darkness beyond. They have been the subject of countless songs and poems. What is it that the living find so fascinating about the living dead? That is...