Leona Woods Marshall Libby was the youngest member and only female on the team that designed and built Chicago Pile-1, the world’s first nuclear reactor. She became one of a very few women on the Manhattan project. After the war she became a fellow at the Enrico Fermi Institute, and a staff member at the Institute for Advanced Study and at the Rand Corporation. She was Professor of Physics at New York University and University of Colorado.
Number 250 in an ongoing series celebrating remarkable women in science, technology, engineering, and mathematics.