yesterday, elaine grossman reported that the u.s. nuclear regulatory commission has deferred action on a petition from the american physical society urging that an assessment to proliferation risk should precede the licensing of each processing facility in the united states. informed opinions are converging on the important topics, but they're framed by the different expert communities. it is our objective here in the nuclear policy talk series to bring these together. we've brought over 200 nuclear policy experts to campus in the last three years. as part of a nuclear policy talk series ranging from gw elliott school alumnus and acting undersecretary of state for arms control and international security, to senator richard lugar, united nations security council's ban ki moon and murray snyder. we're engaged in research on the topic as "going nuclear and international security in the 21st century" coed itted by michael brown reflects. we're developing new course offerings in this area including a new graduate course this fall offered