In an effort to correct for perceived deficiencies in the No Child Left Behind Act, value-added models were proposed as a way to find out how much students learned in schools and classrooms throughout the school year. What has garnered much controversy regarding the value-added model, however, is the attempt to link pay and tenure to performance.…

The formula is simple: Highly effective teachers equal student academic success. Yet, the physics of American education is anything but. Thus, the question facing education reformers is how can teacher effectiveness be accurately measured in order to improve the teacher workforce? Given the demand for objective, quantitative measures of teacher…

Teacher evaluation has emerged as a major focus for reform at the highest levels of education policymaking, and for good reason. Most evaluations are based on scant evidence of actual effectiveness, produce inflated ratings, and provide teachers with little useful feedback. This paper offers policymakers and practitioners important "lessons…

In the three years that the Pinellas County, Florida, district has offered its more than 7,800 teachers a performance bonus as mandated by the state, exactly two have qualified and taken home the money. To get a paycheck topped up by 5 percent, Pinellas teachers are required to have had a hand in helping students raise their test scores by 120…