Election over, contract settled, time to go to work. NYC schools chief Joel Klein has unveiled a new reorganization plan for the sprawling system he manages. Joe Williams says the plan has real potential to improve things. Bringing on Chris Cerf and Alvarez and Marsal are both good steps and good signs. Klein knows what needs to happen — leadership, empowerment, and accountability are the cornerstones of the plan — but it’s incredibly difficult to get from here to there with the scale and politics of the system there. Stay tuned.