i want to thank our speaker today, keith whittington and ilya somin. i'd like to thank you for coming, and i'd like to invite you to go upstairs for the second for now for our traditional lunch after the event. thanks very much. [applause] [inaudible conversations] [inaudible conversations] >> you are watching booktv on c-span2 with top nonfiction books and authors every weekend. tv, television for serious readers. next "the communicators" and the conversation with telecommunications analyst craig moffett. after that a forum on, and sexual harassment. live coverage of discussion on future of u.s. space policy and later we will be live with former fbi director james comey talking about his book, "a higher loyalty." >> c-span, where history unfold daily. in 1979 c-span was created as a public service by america's cable-television companies and today we continue to bring you unfiltered coverage of congress, the white house, the supreme court and public policy events in washington, d.c. and around the