please join me giving a warm welcome to ambassador robert gallucci. [applause] >> thanks, doctor. ladies and gentlemen, i am, i know it is required for me to say this but it is actually true. i'm very happy to be with you tonight. i understand from duncan you all voted with your feet and pretty much volunteered for this. so i'm, i'm grateful you're here and i'm happy to have the opportunity to speak with you. so the truth about my remarks tonight are that they are not exactly as advertised but they're close. as duncan said, i, for the last five years, have not been doing things related to international security very much. i was at the mcarthur foundation and, in that, in my role there, i was concerned with reducing maternal mortality, improving k12 education in the united states, juvenile justice reform, biodiversity around the word and of course we're always very busy finding those geniuses we announce every year at mcarthur. so i haven't been thinking about international security that much. so when i left mcarthur in the summer and went to georgetown where i now am with teaching