before World War II at the COJASOR, a Jewish social service organization, together with Lucie Dreyfus (née Hadamard) (1869–1945), the widow of the famed Captain  Alfred Dreyfus . The Résistance During World War II, she joined her sister, Antoinette Feuerwerker, and her husband, Rabbi  David Feuerwerker , in  Brive-la-Gaillarde . They worked