Callum Williams is senior economics writer at The Economist. He joined in 2014 and covers global economic trends including the labour market, political economy and housing. He has been interviewed by the BBC World Service, Sky News, and Al Jazeera, among others. He is the author of The Classical School (Profile/PublicAffairs, 2020), a book about the history of economic thought. Callum studied at Cambridge, Oxford, and Harvard, where he was supervised by Amartya Sen.