Sophomore Michelle Miller is the head of her university’s Obama for America chapter, and she’s doing everything she can to get him elected. That isn’t surprising, considering the 46-year-old senator’s popularity among college voters. What is surprising is Miller’s college: Liberty University, the Christian school in Lynchburg, Virginia, started by Moral Majority founder Jerry Falwell. It’s an unlikely place for fans of a Democrat who defends abortion rights and gay civil unions.