“Three consecutive reports, each studying one of the largest new state voucher programs, found that vouchers hurt student learning,” and yet, “The new evidence on vouchers does not seem to have deterred the Trump administration, which has proposed a new $20 billion voucher program. Secretary DeVos’s enthusiasm for vouchers, which have been the primary focus of her philanthropic spending and advocacy, appears to be undiminished.”
http://www.unz.com/external/dismal-voucher-results-surprise-researchers-as-devos-era-begins/