John Keynes’ book, General Theory of Employment, Interest and Money, was published in England at the tail end of the Great Depression. This text is responsible for a massive shift in economic theory. It challenged existing beliefs about supply and demand and introduced new ideas about the value of governmental intervention. Larry Summers is President Emeritus of Harvard University and a current professor of Economics in The Harvard Kennedy School of Government. He is also the former director of the National Economic Council in the Obama administration. See more information on our website, WritLarge.fm. Follow us on Twitter @WritLargePod.