In GOP States That Opted Out of ACA and Medicaid Expansion, Thousands Left Without Insurance (TPM) highlights Harvard sociologist Theda Skocpol's analysis of the effect of state adoption of the Affordable Care Act on the number of people insured.

States that chose not to set up their own insurance exchanges or opted out of Medicaid expansion "are putting all their lower income residents at risk ... not just by refusing to expand Medicaid but also, in many cases, by failing to help people get subsidized private coverage through the exchange."

Read The Price of GOP Obamacare Sabotage In One Chart at TPM.