The primary justification for school voucher programs in the United States has revolved around questions of efficacy, especially relative to student achievement outcomes. More recently, however, a series of studies revealed sizable negative impacts on students enrolled in voucher programs. Collectively, these studies presented an evidentiary…

Voucher proponents have increasingly pursued empirical evidence on the effectiveness of vouchers as a form of education improvement, in addition to advocating for vouchers on moral or ethical grounds. Voucher proponents contend that randomized assignment studies of students in voucher programs have consistently confirmed the effectiveness of…

Recent advances in conceptualizing structures of influence in education policymaking have emphasized the role of nongovernmental actors working in networks to promote their agendas. These useful insights have allowed researchers to consider the evolution from "government" to "governance" in education policymaking, broadening…