As governments around the world reacted to economic shocks and heightened geopolitical tensions, The Economist’s senior economics writer Callum Williams began to notice a concerning trend. Many policy-makers were turning towards protectionist solutions to their countries’ problems. In his Special report on the world economy, Callum investigates the true costs and benefits of globalisation and debunks the most common misconceptions. In this video he talks about his reporting journey, and how he got to the bottom of supply-chain disruption that occurred during the Covid-19 pandemic.