JPL
From Tardis Wiki, the free Doctor Who reference
Professor Gerard Robbins was a speaker from JPL at the 4th annual conference on Threat Containment and Response at the UNIT Liaison in 26 June 2005. (PROSE: UNIT Conferences)
Behind the scenes
While not stated on the UNIT Conferences section of the U.N.I.T. tie-in website, JPL probably stands for Jet Propulsion Laboratory, a division of NASA.
