E. Lynn Usery is a Research Physical Scientist and Director of the Center of Excellence for Geospatial Information Science (CEGIS) with the U.S. Geological Survey (USGS). He received his BS in geography from the University of Alabama and MA and Ph.D. degrees in geography from the University of Georgia. He worked as a cartographer and geographer for the USGS (1977-1988) researching and developing automated cartographic and geographic information systems. He was a professor of geography at the University of Wisconsin-Madison and the University of Georgia. He returned to the USGS in 1999 and established a program of cartographic and geographic information science (GIScience) research that evolved into CEGIS. He was President of the University Consortium for Geographic Information Science (UCGIS) and the Cartography and Geographic Information Society (CaGIS). He was editor of the journal Cartography and Geographic Information Science. Dr. Usery is currently the Chair of the U.S. National Committee to the International Cartographic Association. He is a Fellow of CaGIS and the American Congress on Surveying and Mapping, and was elected to the first class Fellows of the University Consortium for Geographic Information Science. He current interests and research are in theoretical GIScience including geospatial ontologies and semantics, data models, data integration, and grid computing for spatial data.