it's about half an hour. >> host: nancy sherman, what do you do for a living? >> guest: i have a glorious job of being a professor. i will teach at georgetown university and this year at the woodrow wilson center is a public policy scholar, so occasionally i read books. i talked to lots of veterans and soldiers about going to war and coming home to the suit states. poster with your connection to the naval academy? >> guest: i used to teach at the naval academy for two and half years. as their inaugural distinguished chair in ethics. they had a cheating scandal and there in the limelight being near washington and needed to brainstorm about how to teach ethics, so they called me and. weigh me, that's a good question. i've taught ethics at georgetown for 20 years and some of that before yelena scratcher receipt. and they were surprised there have been people cici affixes part of the curriculum. so we modified the course to talk about character and more and sailors and marines. this absolutely fascinating. poster with your educational background? >> guest: every tw