now let me introduce john yoo. john has been teaching law at the university of california-berkeley law school for 20 years, more than 20 years and has been a colleague at aei for the past decade former deputy assistant attorney general locker -- law clerk to justice thomas and the author of five major volumes and scholarly articles on presidential power at the laws of war and international law. his most recent book the one we are talking about today yoo -- "point of attack" is like his other books and that john is not shy or retiring his nor do john's books for courage. who else could be a visiting scholar at aei and to write the search in iraq whose idea on the spaces might not have been as important as we carried aei claimed and who else would dare to argue that the lower shame is problematic precisely because it discourages the use of force rather than encourages it. i can see john being offered to record contract with the idea of making john lennon is give peace a chance and give war a chance. like all of john's