Michael L. Losee ’63

Michael L. Losee ’63 died on May 17. He was born in Schenectady, New York, and attended Chatham Central High School in Ghent, New York, where he was active in track, football, band, and the newspaper. At Dartmouth Mike majored in chemistry, was a member of the boxing club, and was a brother in Sigma Phi Epsilon. He was an active Alumni Fund volunteer and admissions interviewer. Mike regularly returned to Hanover for reunions, reconnecting with his fraternity brothers and classmates. After Dartmouth he obtained a Ph.D. in organic chemistry at Lehigh University in 1967, then joined Monsanto in St. Louis, Missouri, where he became director of central research and, when Monsanto bought G.D. Searle in 1985, moved to Searle’s headquarters in Chicago. At Searle, Mike became vice president of research and development of Nutrasweet. During his career he was a member of the St. Louis Leadership Program and, with Nutrasweet, attended the Stanford University Senior Executive Program. He retired in 1997 and joined the American Chemical Society as a consultant, retiring in 2001. He was divorced in the mid-1970s and married Peggy, who survives him after a marriage of 35 years. He and Peggy would split their time between Redington Shores, Florida, and Egg Harbor, Wisconsin, during retirement. In addition to Peggy, Mike is survived by three daughters and three grandchildren.


Portfolio

Book cover for Conflict Resilience with blue and orange colors
Alumni Books
New titles from Dartmouth writers (May/June 2025)
Woman wearing collard shirt and blazer
Origin Story
Physicist Sara Imari Walker, Adv’10, goes deep on the emergence of life.
Commencement and Reunions

A sketchbook

Illustration of baseball player swinging a bat
Ben Rice ’22
A New York Yankee on navigating professional baseball

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