Dr. Eddie Murphy:

I am in contact with previous leaders. About 80% hold their gains.

On the question of the psychological component, in the world of food it is not what people are eating; it is what is eating them. We should try to target that for some people. Today our focus is on preventative measures. For those people who are time-poor, it is about structuring society and the way we engage with our environment to nudge people towards healthier choices.