Bill Moyers: What should President Obama say about climate change during his State of the Union address? That`s the question tackled by scientist Anthony Leiserowitz, director of the Yale Project on Climate Change Communication, in a preview clip from the next Moyers & Company. On the show, Leiserowitz describes for Bill his efforts to do what even Hurricane Sandy couldnt - galvanize people to take action on whats arguably the greatest single threat facing humanity. A specialist in the psychology of risk...