The NAACP’s early successes with test-case litigation created a model for using law as a social movement strategy that has since been replicated by advocates for such wide-ranging interest groups as consumers, environmentalists, gays and lesbians, economic libertarians, and the poor. Today, organizations that specialize in planned litigation continue to proliferate, despite critiques from both the political left and right about the efficacy of litigation strategies as tools for social reform (Handler 1978; Horowitz 1977; Rosenberg 1991). Indeed, this proliferation of legal advocacy organizations across movements suggests that litigation must provide some benefits to social movements; otherwise the prevalence of these groups makes neither or...