Jon D. Clark is Professor of Computer Information Systems in the College of Business at Colorado State University where he has served in the capacity of faculty member, chairman of the Department of Computer Information Systems and as Associate Dean. Prior to joining CSU in 1989, he was on the faculty at University of North Texas from 1979-1989, and at UT Dallas from 1975-1979. Having received his Ph.D. from Case Western Reserve University, he has published three books, numerous articles and conference papers on database, software engineering, and cognitive constructs as predictors of programmer performance.