AbstractThis chapter addresses social injustice in relation to occupational safety and health. It provides an historic overview and discussion of the scope of the problem, a discussion of income inequalities in the United States, and various ways in which social injustice impacts on occupational safety and health. A box in the chapter describes the adverse impacts of economic globalization. The chapter describes what needs to be done, including educating workers, empowering communities, preventing discrimination, promoting workplace democracy and environmental justice, improving surveillance and research, reforming OSHA and workers' compensation, and promoting the role of organized labor.