id author title date pages extension mime words sentence flesch summary cache txt WOS-000654875400002 Sorensen, LC Sorting it Out: The Effects of Charter Expansion on Teacher and Student Composition at Traditional Public Schools 2021 .txt text/plain 180 5 32 Overall these findings suggest that the composition of the teacher workforce in TPS will continue to change as charter schools further expand, and that the spillover effects of future charter expansion will vary by the types of students served by charters. Since their introduction in the 1990s, charter schools have grown from a small-scale experiment to a ubiquitous feature of the public education landscape. cache/WOS-000654875400002.txt txt/WOS-000654875400002.txt