Charter schools see as many as one in four teachers leave annually, and recent evidence attributes much of this turnover to provisions affected by collective bargaining processes and state laws such as salary, benefits, job security, and working hours. There have been many recent efforts to improve teacher voice in charter schools (Kahlenberg…

State-level battles over changes in education policy have shifted in many places from legislative chambers to courthouses, as unions and other critics of new laws challenge them on the grounds that they violate state constitutions and worker contracts. Republican governors and lawmakers--their ranks bolstered by the 2010 elections--won passage…