James D. Stein writes: I was lucky; I had educated parents who stressed the value of education. I obtained a solid general education at New Trier High School and Yale University, and I was fortunate to have Professor William Bade as my thesis advisor at the University of California at Berkeley – without his tolerance, I might never have finished, because I would disappear for weeks at a time playing duplicate bridge. I taught briefly at UCLA and then went to California State University, Long Beach – where I met my wife Linda. I retired from CSULB a couple of years ago, but because there was still some gas left in the tank, I teach one course a semester at El Camino Community College, located about ten minutes from my home in Redondo Beach. I’ve been exceptionally fortunate to have a career teaching a subject that I love, to have the freedom to investigate problems I thought were interesting, and to have had the opportunity to share my appreciation for math and ...