Tim Harford is the author of the bestseller The Undercover Economist and The Logic of Life and a member of the editorial board of the Financial Times, where he also writes the "Dear Economist" column. He is a regular contributor to Slate, Forbes, and NPR's Marketplace. He was the host of the BBC TV series Trust Me, I'm an Economist and now presents the BBC series More or Less. Harford has been an economist at the World Bank and an economics tutor at Oxford University. He lives in London with his wife and two daughters.