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Memorials

Morton Brown, professor emeritus of mathematics, died peacefully August 3 in Bellevue, Washington, at age 92. Born in the Bronx, Mort attended the University of Wisconsin, where he received a BS in 1953 and PhD in Mathematics in 1958. He worked with mentor R.H. Bing, who encouraged him early on to study topology. He was an instructor at Ohio State University prior to joining UM Mathematics in 1959 on a fellowship from the Office of Naval Research. Mort became a professor in 1964, and directed seven PhD students during his tenure.

Early in his career, Mort was recognized as an expert in topology, and presented papers and lectures on topology, high dimensional topology, and dynamical systems at universities and institutes throughout the world. In 1963 he received a Sloan Foundation Fellowship. In 1966 he received the Veblen Prize from the American Mathematical Society for his proof of the generalized Schonfliess theorem. Mort later grew interested in dynamical systems on 2-dimensional manifolds and, with Walter Neumann, gave an understandable and acceptable proof of a fixed-point theorem conjectured by Poincaré and Birkhoff. 

As an administrator, Mort was active in the department, serving as Associate Chair for Education, a member of Executive Committee on several occasions, and Doctoral Committee Chair. He was a member of the LSA Executive Committee and the Rackham Executive Board. He served on the Board in Control of Intercollegiate Athletics and was active in the Senate Advisory Committee on University Affairs (SACUA) and was the committee’s chair in 1981-82.  

As Associate Chair for Education in the late 1980s, Mort began implementing the first major revision of the undergraduate calculus program in nearly 20 years. In the early 1990s he initiated cooperative learning in calculus classes, dedicated classrooms with new technology to that approach, implemented a specialized training program for instructors, and oversaw the adoption of a reform textbook. The new introductory calculus courses incorporated group learning, a graphing calculator, team homework, and smaller classes. Mort is credited with providing a significant model for the national calculus reform movement, and was active on numerous national and state calculus reform committees. After the reform of the calculus program, he continued as Director of the Elementary program in the department for several years.

Mort married Kaaren Strauch, in 1956. They had three sons, Aaron, Alan and Carl and six grandchildren. After retiring, Mort and Kaaren moved to California to be near their son Carl and to fulfill their dream of living in San Francisco. Kaaren died in October 2021, and after her passing, Brown moved to Salt Lake City, Utah, to live with his son Aaron, and from there moved to Bellevue, Washington, to be near Alan.