 From 1916-23 he co-edited with Agustín Loera the editorial Cultura.He was founder and director of the SEP's Departamento de Bibliotecas (Department of Libraries) and served as its literary classics editor.In 1921 he founded, along with Xavier Guerrero, José Clemente Orozco, and Vicente Lombardo Toledano, the syndicalist Grupo Solidario del Movimiento Obrero.