She was a #physicist, #crystallographer, #pacifist & prison reformer. She was the 1st to employ Fourier spectral methods & used them to solve the structure of hexachlorobenzene in ‘31. In ‘45 she was one of the 1st 2 women elected Fellow of the Royal Society & was the 1st woman: tenured professor at UC London, president of the International Union of Crystallography & president of the British Association for the Advancement of Science.
Born in poverty in Ireland, her mother left her father & 2