"On the show, Chris Powell – a personal trainer who looks like a cross between a thigh muscle and a televangelist – takes on patients who need to lose half their body weight. On the whole, over the course of a year, they do. And as I’ve watched more of the programme, I’ve become convinced that behind the blindingly white teeth and unnervingly chirpy demeanour, Chris Powell is a stone-cold genius, and possibly even the man to save the NHS."
- my New Statesman column on obesity.
"Our brains, like our bodies, can get tired. The difference is that there are no aching muscles or sore ligaments to let us know. Studies have shown that every decision we make has a cognitive cost; when ‘decision fatigue’ kicks in, we either get tired and do nothing, or become reckless and do anything."
— on “decision detox” for the Evening Standard