 He collaborated with Le Corbusier in 1920 in publishing a journal titled "L'esprit nouveau", subsidized by the government.It advocated standardization and industrial production as an alternative to individual design, required to rebuild the shattered French society and economy of the years following World War I (1914–18).At the 1925 "Exposition Internationale des Arts Décoratifs et Industriels Modernes" (International Exposition of Modern Industrial and Decorative Arts) Jourdain's "Physical Culture Room", unlike other exhibits, did not emphasize luxury living.