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Harris, Douglas N.; Sass, Tim R. – National Center for Analysis of Longitudinal Data in Education Research, 2007
In this study we consider the efficacy of a relatively new and widely accepted certification system for teachers established by the National Board for Professional Teaching Standards (NBPTS). To address the limitations in past research on the subject, we utilize a unique database covering the universe of teachers and students in Florida for a…
Descriptors: Teacher Competencies, Achievement Rating, Achievement Gains, Academic Achievement


