Marie Meudrac lived in the mid-1600s in France. She wrote La Chymie Chritable et Facile, en Faveur des Dames, describing her experiments and alchemy. She was self-taught and was a teacher to female students in her lab. She believed that the mind has no sex and that men and women could attain equal achievements through education, and was a particular advocate for womens achievement in the sciences. She also distributed the medicine she created to the poor.