 After moving to Paris, with her family, she studied in 1941 and 1942 to become a nurse, in the modern Ecole de puériculture, 26, boulevard Brune, in Paris 14.She worked before World War II at the COJASOR, a Jewish social service organization, together with Lucie Dreyfus (née Hadamard; 1869–1945), the widow of Alfred Dreyfus.During World War II, she joined her sister, Antoinette Feuerwerker, and her husband, Rabbi David Feuerwerker, in Brive-la-Gaillarde.