Sample Surveys

14. Author Biography

Sarah Nusser, PhD is interested in survey design and estimation, computer-assisted survey methods, and statistical applications in the biological sciences. She is part of a team of ISU statisticians and survey professionals that collaborate with the USDA Natural Resources Conservation Service to develop and implement statistical and survey methods for the National Resources Inventory (NRI). The NRI is a large agro-environmental survey designed to monitor the nation's natural resources on nonfederal lands. She currently has research projects in using geospatial data in computer-assisted survey data collection, measurement error models for physical activity data, and evaluating the effect of household financial stress on childhood obesity.

Mike Larsen, PhD received his PhD in Statistics from Harvard University. He was a senior lecturer at The University of Chicago and an assistant and then associate professor at Iowa State University. Currently he is an associate professor at The George Washington University with appointments in Statistics and the Biostatistics Center. His sample survey experience includes ISU's Center for Survey Statistics and Methodology, the U.S. Census Bureau, the Gallup Organization, Inc., and NORC. His research interests include sample surveys, missing data, record linkage and administrative records, confidentiality, small area estimation, statistical modeling, and hierarchical modeling.