Sophie Germain and the Routes Not Permitted
For centuries, knowledge was not simply discovered; it was guarded. Universities, academies, and scientific societies were not neutral spaces. They were shaped by hierarchies of gender, race, caste, class, and religion, and access to lectures, mentorship, correspondence networks, and degrees was restricted accordingly. Exclusion was not incidental; it was built into the structure of institutions. Yet those kept outside were never absent from intellectual life. When institutions closed ranks, parallel practices of learning emerged. For women like Mary Jackson, Ynes Mexia, Laura Bassi, and many others, formal pathways were denied, so informal ones were cultivated. Exclusion shaped the conditions of their work; it did not stop it. Sophie Germain belongs to that lineage of persistence. Born in Paris in 1776, she came of age during the French Revolution. It was a time that promised liberty, but society still withheld education from women. Mathematics seized her imaginatio...