The Greenspan Effect; Diana Krall; TheGlobe.com

Neal Soss of Credit Suisse First Boston and Joshua Cooper Ramo of Time magazine discuss Alan Greenspan's influence on the U.S. economy. Singer Diana Krall discusses her childhood listening to jazz and how it influenced her life and music. Co-creators Stephan Paternot and Todd Krizelman talk about theglobe.com, one of the first social networking sites.