How do you deal with uncertainty and anxiety when your world is upended by the coronavirus pandemic? Dr. Sarb Johal, an expert in emergency management and disaster psychology, had to answer that question for an entire country as he helped develop the world-leading response that saw Covid-19 stamped out by the ‘team of five million’ in his home country of New Zealand. The lessons, which we can all apply in our daily lives, are the subject of this conversation.