Mary Guinan, in traditional dress in an Afghan refugee camp

Disease Detective

When her plans to become an astronaut did not pan out, Mary Guinan created an equally impressive legacy eradicating diseases and founding a school.

Mary Guinan, in traditional dress in an Afghan refugee camp, Pakistan, 1980. (Courtesy of Mary Guinan)

You Might Also Like

Susan Adair wearing red sweater and glasses while sitting on steps
People | June 22, 2026

The second-place President’s Classified Employee of the Year brings a chemist’s precision and a service-first approach to the economics department.