Dennis Cook is Full Professor, School of Statistics, University of  Minnesota.  He received his BS degree in Mathematics from Northern  Montana College, and MS and PhD degrees in statistics from Kansas State  University.  He served a ten-year term as Chair of the Department of  Applied Statistics, and a three-year term as Director of the Statistical  Center, both at the University of Minnesota.

His research areas include linear and nonlinear regression, experimental  design, statistical diagnostics, statistical graphics and population  genetics.  He is co-author of three books -- Influence and Residuals in  Regression, An Introduction to Regression Graphics, Applied Regression  Including Computing and Graphics -- with Sanford Weisberg, and is author  of the '98 Wiley book Regression Graphics:  Ideas for Studying  Regressions through Graphics.  Background on his graphics work can be  found at http://www.stat.umn.edu/RegGraph.

He has served as Associate Editor of the Journal of the American  Statistical Association, the Journal of Quality Technology, Biometrika,  Journal of the Royal Statistical Society and Statistica Sinica.  He is a  Fellow of ASA and IMS, and is an elected member of the ISI.