Tim Harford is an economist, journalist, broadcaster, and author. He is best known for his books The Undercover Economist and The Logic of Life, which have been translated into over 30 languages. He is also the presenter of the BBC Radio 4 series More or Less and the author of the Financial Times column "Dear Economist". Harford has a degree in philosophy, politics, and economics from Oxford University and a master's degree in economics from the London School of Economics. He has worked as an economist for the World Bank and the Institute for Fiscal Studies. He has also written for The Economist, The Guardian, and Slate. Harford is a passionate advocate for evidence-based policymaking and has written extensively on the importance of using data to inform decision-making. He has also written about the power of incentives and how they can be used to solve problems. He is a frequent speaker at conferences and events around the world and has appeared on numerous television and radio programs.