Chief Scientist and Associate Director, Research and Methodology, US Census Bureau Edmund Ezra Day Professor of Economics, and Professor of Statistics and Information Science, Cornell University
Gordon McKay Professor of Computer Science, Harvard University Radcliffe Alumnae Professor, Radcliffe Institute for Advanced Study Distinguished Scientist, Microsoft Research
Director and Professor, Joint Program on Survey Methodology, University of Maryland Professor of Statistics and Methodology, University of Mannheim Head of Statistical Methods Unit, Institute for Employment Research, Germany
Research Professor, Survey Research Center, Institute for Social Research and Adjunct Professor of Business Economics, Ross School of Business, University of Michigan