Eric.ed.gov – Teacher Layoffs: An Empirical Illustration of Seniority vs. Measures of Effectiveness. Brief 12
eric.ed.gov har udgivet: This policy brief, a quick look at some aspects of the debate, illustrates the differences in New York City public schools that would result when layoffs are determined by seniority in comparison to a measure of teacher effectiveness. Due to data limitations and an interest in simplicity, this analysis employs the value added of teachers using the 4th and 5th grade math and ELA (English Language Arts) achievement of their students. Unsurprisingly, the authors find that layoffs determined by a measure of teacher effectiveness result in a more effective workforce than would be the case with seniority-based layoffs. However, they were surprised by facets of the empirical results. First, assuming readily available measures of teacher effectiveness actually measure true teacher effectiveness, an assumption to which they return… Continue Reading