Warren Esty is an Emeritus Full Professor of Mathematics at Montana State University, Bozeman, MT. He has a Ph.D. (1973) and M.A. (1967) from the University of Wisconsin, and a B.A. (1966) from Oberlin College. He now lives in Oregon.
He won several minor and most of Montana State University's major teaching awards, including the Phi Kappa Phi (honorary society) Distinguished Professor award and the "Teacher of the Year" award in the College of Letters and Sciences. He was a featured speaker at the 1998 Kansas City EXPO, a conference on technology in collegiate mathematics eduation, where he talked about the increasing importance of symbolic language in a talk entitled "What do we need to teach about math, now that 'Calculators can do it all' ".
Professor Esty's research interests are mathematics education and statistics in numismatic processes. He has published research in widely varying journals such as Annals of Statistics, American Statistician, Annals of Probability, Journal of Applied Probability, Theoretical Population Biology, Journal of the American Statistical Association, Mathematical Biosciences, Stochastic Processes and their Applications, Annals of the Institute of Statistical Mathematics, Mathematical Scientist, Numismatic Chronicle, American Journal of Numismatics, Arithmetic Teacher, Mathematics Teacher, FOCUS on Learning Problems in Mathematics, Psychology in Mathematics Education, the 1996 NCTM Yearbook on Communication in Mathematics, AMATYC Review, and numerous issues of the Proceedings of the International Conference on Technology in Collegiate Mathematics. He has also written three textbooks, The Language of Mathematics, Proof: Introduction to Higher Mathematics (with Norah C, Esty), and Precalculus.
You can find some of his articles on-line at his Academia.edu page: https://montana.academia.edu/WarrenEsty