. >> nancy gertner is the former new york district judge, now a law school professor.n the manhattan district attorney's office, and they both join me. >> nancy, i want to start with you. talking to a former federal judge about all of this. i want to start with the sentencing. it's a huge part of what federal judges do. there was a lot of, if i am not mistaken, a whole lot of litigation over the guidelines and equity and a redoing of them. you have to justify departures from the gotten's, it's too complex to get your head around. but how do you think as a judge about sentencing and about what are called downward departures, where you will make the extraordinary step to sort of say, the law calls for this, i am going to say, that they will get less. >> that's a big topic i am writing a book about. >> there, you go. >> i mean, i think, ordinarily, before there are guidelines, it made sense for a judge to prepare the person in front of him like the people who did the crime. in other words, it was a continuing of the crime. if you had someone at the higher and, then that p