Read the speech of the Fed Chairman Ben Bernanke he delivered on Oct 18, 2011 at the Federal reserve bank of Boston, which is available at this url link federalreserve.gov/newsevents/speech/bernanke20111018a.htm

After reading the contents of his speech topic, "The Effects of the Great Recession on the Central Banks' Doctrine and Practice", critically and briefly analyze the direction of changes in monetary policy practice of the Federal Reserve from its conventional monetary policy framework in the wake of the great recession the US economy currently faces.