There is a new science of complexity which says that the link between cause and effect is increasingly difficult to trace; that change (planned or otherwise) unfolds in non-linear ways; that paradoxes and contradictions abound; and that creative solutions arise out of diversity, uncertainty and chaos.

Sustainable leadership does no harm to and actively improves the surrounding environment.

On government & unions: the only thing worse than blind trust is blind mistrust.

A brainscan cannot interpret itself and neither can a data dashboard in education.

Adolescence is about digging out the iron inside irony.

As we seek to eliminate individualism in teaching, we should not eradicate individuality with it.

We need standards with flexibility, not standardization with force if we are to get the best from our teachers.