Duyeon Kim, who’s already in Seoul in preparation for the Nuclear Security Summit scheduled for March 26-27, has put together a handy fact sheet on the who, what, where, and why of the event.
Head over to the mothership and check it out.
For some other good resources on the Summit, take a look at the Center for Nonproliferation Studies and the Belfer Center for Science and International Affairs materials here and here respectively,