Patrick J. Wolf is one of the world’s leading experts on parental school choice. He is a Distinguished Professor of Education Policy and 21st Century Endowed Chair in School Choice at the University of Arkansas in Fayetteville. Wolf mainly leads rigorous longitudinal evaluations of private school voucher programs and public charter schools. He has co-authored or co-edited five books and over 180 journal articles, book chapters, and policy reports. His most recent book is School Choice: Separating Fact from Fiction (Routledge, 2019). Wolf has testified before committees of the U.S. Congress five times and before committees of state legislatures 23 times. Most of his education policy research is available directly or via links at https://scdp.uark.edu/. You can follow him on Twitter @P_Diddy_Wolf.