What is notable about the version of teacher evaluation systems currently evolving in districts throughout the nation, however, is the continued
emphasis on classroom observations, with many systems employing the same observation tool used in CPS under the EITP initiative.
And the new teacher evaluations, heavily based
on detailed
classroom observations in lieu of more
emphasis on test scores, drastically increase what was already a tremendous workload for principals and assistant principals.
On this note, and «[i] n sum, recent research on value added tells us that, by using data from student perceptions, classroom observations, and test score growth, we can obtain credible evidence [albeit weakly related evidence, referring to the Bill & Melinda Gates Foundation's MET studies] of the relative effectiveness of a set of teachers who teach similar kids [emphasis added] under similar conditions [emphasis added]... [Although] if a district administrator uses data like that collected in MET, we can anticipate that an attempt to classify teachers for personnel decisions will be characterized by intolerably high error rates [emphasis added
On this note, and «[i] n sum, recent research
on value added tells us that, by using data from student perceptions, classroom observations, and test score growth, we can obtain credible evidence [albeit weakly related evidence, referring to the Bill & Melinda Gates Foundation's MET studies] of the relative effectiveness of a set of teachers who teach similar kids [emphasis added] under similar conditions [emphasis added]... [Although] if a district administrator uses data like that collected in MET, we can anticipate that an attempt to classify teachers for personnel decisions will be characterized by intolerably high error rates [emphasis added
on value added tells us that, by using data from student perceptions,
classroom observations, and test score growth, we can obtain credible evidence [albeit weakly related evidence, referring to the Bill & Melinda Gates Foundation's MET studies] of the relative effectiveness of a set of teachers who teach similar kids [
emphasis added] under similar conditions [
emphasis added]... [Although] if a district administrator uses data like that collected in MET, we can anticipate that an attempt to classify teachers for personnel decisions will be characterized by intolerably high error rates [
emphasis added].