François Mayoux was a French teacher who became in turn a socialist, communist and revolutionary syndicalist. He and his wife Marie Mayoux were imprisoned during World War I (1914–18) for publishing a pacifist pamphlet. He wrote many articles for anarchist journals.

Pierre Brizon was a French teacher, national deputy, internationalist and pacifist. He was subject to violent attacks in the press and parliament for speaking out against the fighting during World War I.