Paul Zandbergen is Associate Professor in the Department of Geography at the University of New Mexico. His area of expertise can be broadly defined as Geographic Information Science. His research focuses on issues of scale, error and uncertainty in spatial analysis, and the robustness of spatial analytical techniques. His long-term interest is to contribute to the development of robust spatial-analytic techniques in the areas of crime, environmental science, public health, spatial ecology and water resources.His research has been funded by the National Science Foundation, the National Institutes of Health and the National Institute of Justice. He has published in several leading journals in his field, including Annals of Epidemiology; Applied Geography; Cartography and Geographic Information Science; Computers, Environment and Urban Systems; Computers and Geosciences; Environmental Health Perspectives; International Journal of Health Geographics; International Journal of Remote Sensing; Journal of Epidemiology and Community Health; and Transactions in GIS. His teaching includes courses in introductory GIS courses, spatial analysis and modeling, spatial statistics and GIS programming. More information about the author can be viewed at http://www.paulzandbergen.com.