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Briggs, Derek C.; Dadey, Nathan – Educational Assessment, Evaluation and Accountability, 2017
Results from a sample of 1,013 Georgia principals who rated 12,617 teachers are used to compare holistic and analytic principal judgments with indicators of student growth central to the state's teacher evaluation system. Holistic principal judgments were compared to mean student growth percentiles (MGPs) and analytic judgments from a formal…
Descriptors: Correlation, Protocol Analysis, Classroom Observation Techniques, Academic Achievement
Reform Support Network, 2015
This publication summarizes the key discussion from experts in the field of measuring student growth during a convening held February 2015. Experts heard about two emerging approaches to measuring growth: Portfolios of student work samples and unit value-added models that provide teachers with timely and actionable feedback that they can use to…
Descriptors: Evaluation Methods, Portfolio Assessment, Teacher Evaluation, Teacher Effectiveness