[applause] i'm going to start with robert gottlieb on our panel who as has we no edited "catch-22". as the story goes on that front, it was a real collaboration that is the story went goes, you got the pages in various versions and spend quite a long time with joseph heller, taking these pages and putting them together as a puzzle. is that true? what was the project of putting the book together. three questions for you, three-part or. what was that collaboration like? what was he like as a writer to work with? was a difficult? did he give you a hard time? and as the pages came into you, really any serial way, what did you think this book was about? as it emerged, three-part. >> three parts come in that order? >> any order you choose. >> first of all, he was an extraordinary writer to work with. some writers are anxious, some are negative, some are overeager, some are over grateful although that's not easy to be with an editor. [laughter] he was like no one i have ever worked with. i have worked with hundreds of writers. he saw his own were completely objectively. he was disintereste