Joseph Schlossberg was a leader within the union representing the workers in ACWA, i.e. the Amalgamated Clothing Workers of America, and was a loyal Socialist. In 1914, a group of like-minded and progressive members of the UGWU (United Garment Workers Union) split from this union to form the ACWA. Schlossberg was the first secretary-treasurer of
Joseph’s wife Anna Schlossberg, pictured above, was Adele Pinski’s niece.
Their daughter, Ruth Landes, went on to become a renown cultural anthropologist.