we'll then hear about ten minutes of commentary from brookings congressional expert molly reynolds, a fellow in our governance studies program. she's the author of the brookings book, "exceptions to the rule" the politics of filibuster in the u.s. senate, which will indicate why she's the perfect commentator. after she delivers that, we will convene on the stage about 15 or 20 minutes of moderated conversation, after which for the last half hour it will be your turn, questions from the floor and responses from these two wonderful scholars. as always, please quiet your cell phones. that doesn't mean turning them off necessarily, and certainly doesn't mean that you can't use them. for those interested in tweeting about this event, it is #u.s.senate. without any further preliminaries, ira, the podium is yours. >>> i couldn't have a more generous introduction than the one bill gave me. i thank bill for not only that introduction but for organizing this event, for moderating this event. i don't have enough time to go into bill's various credentials, so i won't, except to say that no one el