Eva J. Pell is Under Secretary for Science. She oversees the operations of the National Museum of Natural History; the National Air and Space Museum; the National Zoo and its Conservation and Research Center in Front Royal, Va.; the Smithsonian Astrophysical Observatory in Cambridge, Mass.; the Smithsonian Environmental Research Center in Edgewater, Md.; the Smithsonian’s Museum Conservation Institute in Suitland, Md.; and the Smithsonian Tropical Research Institute in Panama.