Operation Mosaic Captain Hugh Martell would be in charge as commander Task Force 308, with the temporary rank of commodore. Charles Adams from Aldermaston, who had been the deputy technical director to Leonard Tyte for Operation Hurricane and to William Penney on Operation Totem, was appointed the scientific director for Operation Mosaic, with Ieuan Maddock as the scientific superintendent. Group Captain S. W. B. (Paddy) Menaul would command the Air Task Group. Menaul was also a nuclear test veteran, having been an observer on board Vickers Valiant WZ366 when it had made the first operational drop of a British atomic bomb during
Bulletin of the Atomic Scientists as a not-for-profit 501(c)(3) organization to serve as the parent organization and fundraising mechanism of the "Bulletin". In 2003, the Board of Directors voted to change the foundation's name to Bulletin of the Atomic Scientists. The "Bulletin of the Atomic Scientists" began as an emergency action undertaken by scientists who saw urgent need for an immediate educational program about atomic weapons. The intention was to educate fellow scientists about the relationship between their world of science and the world of national and international politics. A second was to help the American people understand what nuclear energy and its possible applications