This study of the Employee Retirement Income Security Act of 1974 (ERISA) explains in detail how public officials in the executive branch and Congress overcame strong opposition from business and organized labor to pass landmark legislation regulating employer-sponsored retirement and health plans. Before Congress passed ERISA, federal law gave employers and unions great discretion in the design and operation of employee benefit plans. Most importantly, firms and unions could and often did establish pension plans that placed employees at great risk for not receiving any retirement benefits....