The coronavirus pandemic has presented humanity with an almighty shock. Our evermore interconnected and technologically advanced societies are now in lockdown and we are fearful for our health and economic futures thanks to an invisible virus. Stephen Sackur speaks to the Israeli historian and best-selling author Yuval Noah Harari. What 21st century lesson can we draw from the spread of Covid-19? First shown on the BBC News Channel on Tuesday 28 April.
