He has taught high school for 28 years and has been an adjunct associate professor of Mathematics at City College of New York for 9 years. He also is director of the American Regions Mathematics League Russian Exchange Program. He received his Ph.D. in Mathematics Education from New York University in 1987. In 1981, he received the Sigma Xi Recognition for Outstanding High-School Science Teacher, Lehman College Chapter, and, for 1980-83, a Westinghouse Science Talent Search Certificate of Honor. In 1984, he received the Presidential Award for Excellence in the Teaching of Mathematics, National Science Foundation. In 1985, he received the Admiral Hyman L. Rickover Foundation Fellowship, was a Tandy Scholar in 1994, and received the Gabriella and Paul Rosenbaum Foundation Fellowship in 1995. Dr. Saul