The Knight Science Journalism Program at MIT is pleased to welcome Dr. David Kaiser for a seminar on the influence of the theory of relativity on the development of GPS. For nearly a decade, beginning in the mid-1970s, a debate unfolded among physicists and engineers over how best to include effects from Einstein's general theory of relativity in the new military technology now known as the Global Positioning System (GPS). Although some exchanges were published in the open scientific literature,…