Association of Oncology Social WorkThe Association of Oncology Social Work (AOSW) is a non-profit, international, 501(c) 3 organization dedicated to the enhancement of psychosocial services to people with cancer and their families. Created in 1984 by social workers interested in oncology and by existing national cancer organizations, we have over 1000 current members who embrace the AOSW Mission to advance excellence in the psychosocial care of persons with cancer, their families, and caregivers through networking, education, advocacy, research and resource development.