Australia's chief scientist, Professor Ian Chubb​, wants to shake up how we educate teachers throughout their careers, and I'm intrigued as I make my way to our lunch interview.

I'm on time, but Chubb has arrived early and is already sitting inside Azuma​, the go-to Japanese restaurant in Sydney's CBD for the time-pressed business lunch crowd. The suits come here as much for the swift service as the quality of the food