For fifty years, Medicare and Medicaid have stood at the center of a contentious debate surrounding American government, citizenship, and health care entitlement. In Medicare and Medicaid at 50, leading scholars in politics, government, economics, health policy, and history offer a comprehensive assessment of the evolution of these programs and their impact on society - from their origins in the Great Society era to the current battles over the Affordable Care Act ('Obamacare'). These highly ac