Teacher evaluation is a pressing issue for school personnel and district administrators across the country, as an increasing number of states mandate that their districts develop and implement new evaluation systems. In 2010, Illinois enacted the Performance Evaluation Reform Act (PERA), requiring every district in the state to adopt new teacher evaluation systems by 2016-17 that address both teacher performance and student growth. "Designing and Implementing the Next Generation of Teacher Evaluation Systems" examines the experiences of five case study districts in north, central, and...