||Chris Olsen is Professor of Statistics at Grinnell College in Grinnell, Iowa, where he teaches elementary statistics and experimental design. A JMP user since JMP 3, he
earned his Ph.D. in educational administration, with concentrations in measurement and evaluation, research methodology, and educational computing systems, and his M.A. in mathematics
education, both from the University of Iowa. Chris is a member of the National Council of Teachers of Mathematics and the American Statistical Association.