Feeling safe? You shouldn't-- its the threatdown!I'm teaching a National Security Policy class this semester, and last week our topic was Threats. The assignment that day was for each student to write a Threatdown--an ordered, annotated list of the top 10 threats facing American.Two things struck me in reading the threats my students identified.First, most--like on the order of 60% - 70%--were non-state threats. Things like Global Warming, Pandemic Disease, Natural Disaster, Economic Collapse, Oli, and Global Terrorist Networks figured prominently in many papers. Of the states that did...