Policy makers at the federal level have embraced an educator effectiveness agenda, which in turn has driven many states across the country to rapidly develop and implement new and more complex teacher evaluation systems. It is increasingly clear that the success of these nascent teacher evaluation systems partly depends on the will, skill, and…

Tennessee was one of the first states to win Race to the Top funds in 2010, partly based on new state policy which tied student achievement measures to teacher and principal evaluations. Nearly half of state legislatures in the United States have passed similar legislation in the past two years. This article examines recent state legislative…