Matthew Watson, Professor of Political Economy, discusses David Ricardo's revolutionary theories on free trade and comparative advantage. Helen Paul provides insights into Ricardo’s tumultuous early life and financial savvy, shaped by historical events like the Battle of Waterloo. Richard Whatmore examines how Ricardo’s critiques of landlords intersected with societal class tensions. Together, they explore the lasting impact of Ricardo's ideas, including the intricate relationships between trade, war, and economic policy that continue to influence thinkers today.