Leadership is often the afterthought of educational change.
Change is easy to propose, hard to implement, and especially hard to sustain.
Standardized personalization=universal right to meaningful learning. Personalized standardization=flexible access to mandated learning.
Don't raise the bar and narrow the gap, but narrow the gap to raise the bar.
The most important emotion in classrooms is surprise.
One or two bad teachers is a problem with the teachers. A school with many bad teachers is a problem of leadership.