 With friends he established the Krayzl fun Yidish Natsyonaler Estetik (Circle for Jewish National Aesthetic).In 1918 he founded (with El Lissitzky, and writers Daniel Tsharni, Gershon Broyde, and Menashe Halpern) the "Moscow Circle of Jewish Writers and Artists".In 1918, at the age of 28, Broderzon returned to Łódź.