id author title date pages extension mime words sentence flesch summary cache txt WOS-000563237300001 Cheng, A Unionization, public school reform, and teacher professionalism 2021 .txt text/plain 149 6 23 OLS regressions indicate that unionized teachers report lower levels of control, while charter teachers report somewhat greater levels of control over school policies and curricula than other public school teachers. More recently, the charter school movement offered a second means to protect teacher professionalism, though some scholars argue that charters fail to empower teachers since few charter teachers have union representation. cache/WOS-000563237300001.txt txt/WOS-000563237300001.txt