Our colleague Donald C. Benson died on May 2, 2019, at age 91. Born on June 6, 1927, in Los Angeles, he studied at UCLA and later Stanford, where he obtained his Ph.D. in 1954 under the guidance of Charles Loewner. After teaching at Princeton University and Carnegie Tech (now known as Carnegie Mellon University), he joined the UC Davis Department of Mathematics in 1957, retiring in 1983.
