School districts seek to increase teacher retention in response to nationwide teacher shortages. The problem is that teachers who have taught for 5 years or less have the highest attrition rates compared to other teachers, with more than 44% of new teachers leaving the profession within the first 5 years. The purpose of this qualitative case study…

Most studies that have fueled alarm over the attrition and mobility rates of high-quality teachers have relied on proxy indicators of teacher quality, which recent research finds to be only weakly correlated with value-added measures of teachers' performance. We examine attrition and mobility of teachers using teacher value-added measures for…