In Remembrance: John L. Greenstadt ’53PhD Died on October 17 2022

John L. Greenstadt died on October 17, 2022, at the age of 98. A researcher in applied mathematics for over 70 years, he served in the army during World War II and after earning his Yale degree he went to work at IBM, where he remained until 1985.

A complete obituary appeared in the New York Times on November 20, 2022.

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