Twenty-year-old Rosalyn Sussman cut a steely, solitary figure in September 1941 as she started her doctorate in nuclear physics at the University of Illinois Champaign-Urbana. “I was the first woman to have a graduate assistantship in physics there since 1917,” she recounted to biographer Eugene Straus. She was the only female faculty member among 400, and there were no women’s bathrooms in the lab facilities—a major inconvenience, especially during the many nights…

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