Applied Demography. At Cornell, he also served as research director of the university’s Census Research Data Center. He received a B.A. in religious studies from the University of Virginia, an M.A. in sociology from the New School for Social Research, and a Ph.D. in development sociology from Cornell University.

Donald Cooke is community mapping evangelist at Esri in Redlands, California. He was a member of the 1967 Census Bureau team that developed the Dual Independent Map Encoding (DIME) topological approach to a spatial database as part of the New Haven Census Use Project. The DIME methodology was a key predecessor to the Census Bureau’s Topologically Integrated Geographic Encoding and Referencing (TIGER) system and of the modern geographic information systems industry. In 1980 he founded Geographic Data Technology, Inc. (GDT), with which the Census Bureau contracted to digitize the original TIGER data files. GDT was acquired by Tele Atlas in 2004, and he was chief scientist at Tele Atlas North America through February 2010. He received the Urban and Regional Information Systems Association’s Horwood award in 2004 and Esri’s lifetime achievement award in 2007. At the National Research Council, he has served on the Mapping Science Committee. He is a graduate of Yale University and studied civil engineering systems at the Massachusetts Institute of Technology.

Daniel L. Cork (study director) is a senior program officer for the Committee on National Statistics, currently serving as study director of the Panel to Review the 2010 Census. He joined the CNSTAT staff in 2000 and has served as study director or program officer for several census panels, including the Panels on Residence Rules in the Decennial Census, Research on Future Census Methods (2010 Planning panel), and Review of the 2000 Census. He also directed the Panel to Review the Programs of the Bureau of Justice Statistics (in cooperation with the Committee on Law and Justice) and was senior program officer for the Panel on the Feasibility, Accuracy, and Technical Capability of a National Ballistics Database (joint with the Committee on Law and Justice and the National Materials Advisory Board). His research interests include quantitative criminology, geographical analysis, Bayesian statistics, and statistics in sports. He has a B.S. in statistics from George Washington University and an M.S. in statistics and a joint Ph.D. in statistics and public policy from Carnegie Mellon University.

Ivan P. Fellegi is chief statistician emeritus of Canada, having served as chief statistician from 1985 to 2008. He joined Statistics Canada (then the Dominion Bureau of Statistics) in 1957, serving as director of sampling research and consultation and director general of methodology and systems, assistant chief statistician, and deputy chief statistician before his appoint-