Lack of access to health insurance has long been recognized as a critical barrier to health care and a key driver of health and health care disparities. While the Affordable Care Act was envisioned as a comprehensive solution to the challenge of uninsurance among impoverished and low-income populations in the United States, variable state-level participation in the ACA’s Medicaid expansion, in the wake of the June 2012 Supreme Court decision, has created the unanticipated reality of a continued insurance gap for many of the most vulnerable. Continue Reading …