With just months to go until the nation's overhauled K-12 law goes into effect, state policymakers are still scrambling to firm up the infrastructure for their education systems, under the new blueprint laid out in the Every Student Succeeds Act (ESSA). They're doing it at a time of political change and policy uncertainty at the national level,…

Even though 34 states and the District of Columbia have No Child Left Behind Act waivers in hand, many of them are still negotiating with the U.S. Department of Education over their teacher evaluation systems--a crucial component if they want to keep their newfound flexibility. More than six months after waiver recipients turned in their…