Marie Skłodowska-Curie was a two-time Novel Prize winner who developed a theory of radioactivity, discovered two elements, polonium and radium, and founded Curie institutes in Warsaw and Paris. She was also the victim of a press scandal that led to an angry mob awaiting in front of her house (she ended up hiding with her daughters at a friend’s house). The criticism wasn’t because of her scientific theories, nor anything related to her profession, but primarily based on her affair with physicist Paul Langevin, even though he was separated from his wife (Curie was a widow). In these recently released letters from Einstein, he gives Curie some good advice: