The things we fear most in organizations -- fluctuations, disturbances, imbalances -- are the primary sources of creativity.

Hattie and Jaeger in review" Building Teacher Quality Oct 2003
We identified five major dimensions of excellent teachers. Expert teacher:

• Can identify essential representations of their subject(s).
• can guide learning through classroom interactions.
• Can monitor learning and provide feedback.
• can attend to affective attributes.
• can influence students outcomes