they are a megaproblem. it's not like one werewolf you can run away from., so to speak. we've been facing since 9/11 just one massive global problem after the other. that's sort of on everybody's brain right now. >> how did the 1968 film resurrect the interest in zombies? >> that changed everything. they used to be the haitian voodoo zombies. >> the cdc has jumped on board warning people to be prepared for the zombie apocalypse. why do this? >> it's very smart. it's getting kids prepared for natural disasters. they're tricking kids into being prepared for anything. >> i've told you in the commercial break that i went to the set of the walking dead. they wouldn't make me a zombie. i don't think you'll make me one. i know your books world war z is being made into a movie starring brad pitt. it's required reading for several colleges including the u.s. naval war college. my question is why do college students need to be aware? >> i think because zombies are a global problem. it's a great way of exploring globalization, which is a dirty word in a country like t

they're a megaproblem. wolf and it's one massive global problem after another. that's sort of on everybody's brain right now. >> how did the 1968 film, "night of the living dead" resurrect the interest in zombies? >> that changed everything. this did for what george lucas did for space movies. this yourselfed to be like the haitian voodoo zombie. but george romero made a global, plague, flesh-eating pandemic. >> and the cdc has jumped on board and warned people against the zombie apocalypapocalypse. they say it tongue in cheek but still -- whooi do this? >> it gets kids to prepare for natural disasters without realizing it. i get asked all the time, do you have a zombie preparedness kit and i say, yeah? it's the same one i've had in southern california forever. it teaches kids to be prepared for anything. >> i've told you in the commercial break that i went to the set of the "the walking dead." they wouldn't make me a zombie and i don't think you'll make me a zombie but i think the book is being made with b