When NIH director Dr. Francis Collins called the Vaccine Research Center “not only a light for NIH and the United States, but also a light for the world” on the occasion of its 10th anniversary celebration Mar. 31 at Natcher Bldg., he could have been anticipating the breadth of the succeeding scientific symposium. The 4½-hour session ranged the globe as top experts in the field unpacked everything from the design of sophisticated new molecules built to block HIV infection, to new strategies for creating a universal flu vaccine, to evidence—harvested largely from many thousands of animal fecal samples from the wilds of Africa—of HIV’s primate origins.