King Olav V Professor of Scandinavian-American Studies
Editor, Norwegian-American Historical Association
Saint Olaf College
Northfield, Minnesota
nicholt@stolaf.edu

Associate Professor of Statistics
Director, Center for Interdisciplinary Research
Saint Olaf College
Northfield, Minnesota
legler@stolaf.edu

Professor of Geography
Chair, Department of Geography and Political Science
Central Missouri State University
Warrensburg, Missouri
legreid@cmsu1.cmsu.edu

Director, Cartography Laboratory
Director of Graduate Studies, Geographical Information Science
Principal Investigator, National Historical Geographical Information System (NHGIS)
University of Minnesota
Minneapolis, Minnesota
lindberg@atlas.socsci.umn.edu

Distinguished McKnight University Professor
Director, Minnesota Population Center
Principal Investigator and Project Director, Integrated Public Use Microdata Series (IPUMS-USA)
Principal Investigator, National Historical Geographical Information System (NHGIS)
University of Minnesota
Minneapolis, Minnesota
ruggles@pop.umn.edu

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