Amid the cacophony of special interests fighting to be heard in statehouses and on Capitol Hill, a cadre of current and former chief state school officers is elbowing its way into the nation's education debate at a time when states are taking more control of K-12 education. A little more than a year old, Chiefs for Change is an invitation-only…

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…