About the Author
Earl F. Epstein coauthored the National Academies of Sciences' 1980 report Need for a Multipurpose Cadastre . He taught quantum mechanics and survey law, and helped draft the social science component of the National Science Foundation's proposed Center for National Geographic Information and Analysis (NCGIA). Since 1988, he has studied and taught environmental, water, and natural resource law and policy at The Ohio State University, where he is professor emeritus, School of Environment and Natural Resources. Bernard J. Niemann Jr is professor emeritus, Department of Urban and Regional Planning and Director of the Land Information and Computer Graphics Facility at the University of Wisconsin-Madison. For three decades he taught GIS and land information system concepts and applications at both the undergraduate and graduate levels. In 1989, he helped establish and fund the Wisconsin Land Information Program (WLIP). He is a coauthor of Citizen Planners: Shaping Communities with Spatial Tools (Esri Press 2010).