She led research initiatives to document the economic and developmental impacts of natural disasters, assess country capacity to manage disaster risk and promote investments in disaster risk reduction. Ms. Arnold is currently serving as head of the ProVention Consortium in Geneva, Switzerland, on a two-year-long Staff Exchange Assignment.


DEBORAH BALK is associate professor at the Baruch School of Public Affairs and acting associate director of the Institute for Demographic Research at the City University of New York. Until the fall of 2006, she was research scientist at the Center for International Earth Science Information Network at Columbia University. There she was also lead project scientist for the Socioeconomic Data and Applications Center, funded by the National Aeronautics and Space Administration (NASA), where she worked on large-scale integration of geographic, survey, and administrative data. Among her current projects, she is principal investigator on two studies of urbanization and another project on emerging infectious disease funded by the National Science Foundation (NSF). She is currently a member of the International Union for the Scientific Study of Population Working Group on Urbanisation. She received a Ph.D. in demography from the University of California at Berkeley, and master’s and bachelor’s degrees from the University of Michigan, in Ann Arbor.


BELA HOVY, advanced degree from Utrecht University, The Netherlands, is the chief of the Migration Section of the Population Division of the United Nations in New York. His areas of expertise include refugee demography, statistics, forced migration, and data management and analysis. He has extensive experience with population statistics and field experience in analyzing refugee population statistics. Dr. Hovy serves on the NRC Planning Committee for a Workshop on Forced Migration Typologies for Humanitarian Relief and Policy and the Roundtable on the Demography of Forced Migration.


MEI-PO KWAN, Ph.D. from the University of California, Santa Barbara, is a Distinguished Professor of Social and Behavioral Sciences at Ohio State University in Columbus. Her areas of expertise include urban, transportation, and economic geography; geographic information systems (GIS); geospatial analysis; and three-dimensional geovisualization. She is a member of the board of directors of the University Consortium for Geographic Information Science, a national councilor of the Association of American Geographers (AAG), and Chair of the AAG GIS specialty Group.


JONATHAN D. MAYER, Ph.D. in geography from the University of Michigan, is a professor in the Departments of Epidemiology, Geography, and



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