richard thaler in chicago, welcome to hardtalk. happy to be here. well, we're delighted to have you. would it be fair to say, professor thaler that you think we humans make consistently pretty poor choices? um, i would revise that slightly, i would say we often make poor choices. i think it's foolish to give an overall grade. you know, we are the smartest species as far as we can tell but we do some pretty dumb stuff. and who is to judge what is dumb and not dumb? well, we can start with ourselves. so you know, i needed to be in the office a bit earlier than usual today so i set an alarm. i knew i would sleep too long if i didn't give myself a reminder. so our goal has always been to improve decisions of people as judged by themselves. right. it seems to me you've devoted a great deal of your professional life to the idea of making it easier for all of us to make better decisions. your book nudge first came out about 13 years ago and it has had a huge impact around the world. do you think in the intervening 13 years now that you've written updated ve