Social workers are ethically called on to advocate for policy reforms that improve access to basic health care for all citizens rather than exacerbate an uneven pattern of insurance coverage. Ezell interpreted the NASW Code of Ethics as encouraging all social workers, regardless of practice setting, to engage in "social and political action that seeks to ensure that all people have equal access to the resources, employment, services, and opportunities they require to meet their basic human needs and to develop fully". Ethical standard 6.04 (a) suggests that "social workers should be aware of the impact of the political arena on practice and should advocate for changes in policy and legislation to improve social conditions in order to meet basic human needs and promote social justice