MSW level social workers who's practice focuses on supporting those whose lives are affected by or potentially affected by alcohol, tobacco and other drugs (ATOD), utilizing the "person-in-environment" perspective are prime candidates for the Certified Clinical Alcohol, Tobacco and Other Drugs Social Worker (C-CATODSW) credential. Generalist social work training, which includes instruction in the macro skills of needs assessment, resource development, and interventions for affecting social change, provides a foundation for primary, secondary, and tertiary prevention targeted toward improving the lives of those affected by or potentially affected by ATOD