A year after the World Health Organisation declared Covid-19 a pandemic, with Britain enduring more than a 100,000 deaths since, a number of major questions remain unanswered. Why was the response of the UK among the worst in the world? How is it possible that the death toll of countries in Europe and North America is so much higher than poorer countries in Asia such as Thailand and Vietnam? And when will things go ‘back to normal’? Discussing that, and more, is Richard Horton – editor of the prestigious medical journal The Lancet and author of ‘The Covid-19 catastrophe, what’s gone wrong and how to stop it happening again’.