Joseph Kohn, professor of mathematics, emeritus, a leader in the field of several complex variables, died on Sept. 12. He was 91.
Robert Lisk, professor of biology, emeritus, died on Sept. 12. He was 88.
William Jason Morgan, Princeton University’s Knox Taylor Professor of Geology, Emeritus and a professor of geophysics, emeritus, was a pioneer of the theory of plate tectonics. He died at home July 31.
Daniel Osherson, Princeton’s Henry R. Luce Professor in Information Technology, Consciousness, and Culture, Emeritus and an emeritus professor of psychology, died at home in Princeton on September 4, 2022 from complications due to Parkinson’s. He was 73 years old.
Austin Newton, an emeritus professor of molecular biology, died May 13, 2022. He was 85.
Hale Trotter, an emeritus professor of mathematics, died Jan. 17, 2022. He was 91.
Jacques Robert Fresco, the Damon B. Pfeiffer Professor in the Life Sciences, Emeritus, died Dec. 5, 2021. He was 93.
Barry Jacobs, professor of psychology and neuroscience, emeritus, died Jan. 10, 2020