George Shultz and Sam Nunn are addressing the All-Party Parliamentary Group (APPG, clerked by BASIC) in London on Thursday after the International Conference on Nuclear Disarmament that is underway now in Oslo, Norway.
From the International Conference on Nuclear Disarmament website:
The Government of Norway, in cooperation with the Nuclear Threat Initiative (NTI) and the Hoover Institution, is convening an international conference on Achieving the Vision of a World Free of Nuclear Weapons, in Oslo 26-27 February 2008.