Clinical social work applies theories of human development and psychotherapy in the treatment and prevention of psychosocial dysfunction, disability, or impairment, including emotional and mental disorders. In keeping with a psychosocial perspective, clinical social work treatment of individuals, families, and groups pays particular attention to their environments and cultural values and experience. Clinical social work encompasses a variety of treatment modalities, including individual counseling, psychotherapy, psychoanalysis, marital therapy, family therapy, child therapy, and group therapy. Clinical social work also includes client-centered advocacy, supervision, consultation, education, and research, as well as a commitment to social justice.