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Pivovarova, Margarita; Amrein-Beardsley, Audrey – Educational Assessment, 2018
While states are no longer required to set up teacher evaluation systems based in significant part on student test scores, quite a few continue to use value-added (VAMs) or student growth percentile (SGP) models for that purpose. In this study, we analyzed three years of teacher data to illustrate the performance of teachers' median growth…
Descriptors: Growth Models, Teacher Evaluation, Value Added Models, Reliability
Close, Kevin; Amrein-Beardsley, Audrey; Collins, Clarin – Phi Delta Kappan, 2019
In 2016, the federal government proposed and adopted the Every Student Succeeds Act, which retracted the federal government's prior control over states' teacher evaluation systems, permitting more local control. Kevin Close, Audrey Amrein-Beardsley, and Clarin Collins collected information from states to determine the degree to which states were…
Descriptors: Teacher Evaluation, Elementary Secondary Education, Educational Legislation, Federal Legislation