Mary Ellen Richmond (1861–1928) formulated the first comprehensive statement of direct social work practice principles. She founded the Public Charities Association, the juvenile court, and the Housing Association, and helped to develop teaching materials for Charity Organization Societies nationwide.
John F. Longres
Campbell Carrington Johnson (1895–1968) worked to improve military services and social conditions for Black people. He worked at the national Selective Services for 28 years and in 1946 was awarded the Army Commendation Ribbon and the Army Distinguished Service Medal.