James E. Corter is Associate Professor of Statistics and Education and Chair of the Department of Human Development at Teachers College, Columbia University.  His undergraduate and graduate training includes work in psychometrics and applied statistics at the L.L. Thurstone Psychometric Lab at the University of North Carolina--Chapel Hill, and in cognitive psychology at Stanford University, where he received his Ph.D. in 1983. His research interests include mathematics problem solving, multidimensional scaling and clustering methods for multivariate data, human categorization and learning (including computational modeling), and behavioral decision making.