dr. goldhagen will repeat the question for the audience for hear. okay? and i'm going to start us off with a question this evening. you traveled the world and you interviewed many people for both the documentary and the book. i'm wondering if you could share with us one moment from those travels that still resonates with you. i'm sorry there are many. -- i'm sure there are many but one of those moments. >> these trips were unforgettable and they made un-dellable impressions on me. i've been doing this for three decades. and nothing has made a deeper impression on me than sitting across from victims, sitting across from perpetrators, interviewing them talking to the people who are trying to save lives, the people who have taken them, seeing all of the institutions and processes that you see after the fact as well. in guatemala, i went to a exhumiation of a mass grave. and again something in my life i never imagined i would be in. i was in a mass grave while they were doing it. and the people there had been killed by the regime more than 25 years earlier. a