NPRHere's a serious pop culture conundrum. Why are we still so obsessed with zombies? Maybe you've seen the movies World War Z and 28 Days Later and the TV series iZombie and Santa Clarita Diet. Or maybe you've read Zone One by Pulitzer-winning author Colson Whitehead or Pride And Prejudice And Zombies by Seth Grahame-Smith.Read more on NewsOK.com