and i just want to pick up on a point that andy weber brought up, which is that we are in a challenging time for nuclear disarmament, non-proliferation and arms control that's going to require creativity and persistence and there are new challenges that we're facing. the united states, the world. it's going to take your creativity, our common effort with other civil society organizations and exexperts. i have learned a lot today. i hope the rest of you have learned a lot also. before we close, i want to thank a few colleagues and supporters that have helped make this event our 2016 annual meeting in possible. in particular, wasn't to thank our generous members david and gina hefmeister as well as dean rust who provided sponsor thpsh to help defray the costs. thank you, david and gina and dean. [ applause ] [ applause ] i also i also want to welcome the newest members of our board of directors who were elected this spring as we prepared for this meeting and those incoming members are deborah gordon, dr. phillip coil, somebody named andy weber, former assistant secretary of defense, welco