Was Medicaid Expansion Just as Beneficial to Singles as to Married People? January 28, 2020 Research by Jim Stimpson, PhD, a professor in the Dornsife School of Public Health, about rates of Medicaid coverage before and after the Affordable Care Act was passed, was mentioned in a Jan. 25 PsychCentral post about whether or not Medicaid expansion benefitted singles as much as married people. View story