Former Fed Chair Alan Greenspan Addresses Healthcare Conference in Chicago

Former Federal Reserve chairman Alan Greenspan (L) stands on stage with H. Stephen Lieber, president and CEO of the Healthcare Information and Management Systems Society at their annual conference and exhibition at McCormick Place in Chicago on April 8, 2009. Greenspan delivered a speech and answered questions regarding the role increasing medical expenses has played in the economic crisis and also discused other economic issues. (UPI Photo/Brian Kersey)