Ethel Voynich
Appearance
Ethel Lilian Voynich (May 11, 1864 - July 27, 1960, née Ethel Lilian Boole) was a novelist and a musician, and a supporter of several revolutionary causes. Her father was a famous mathematician, George Boole. She was married to Wilfrid Michael Voynich.
She is most famous for her novel The Gadfly (1897) about the struggles of an international revolutionary. This novel was very popular in the Soviet Union, where it was seen as ideologically useful. It sold an estimated 2,500,000 copies there.