We hear a lot about job creation and how critical it is to our nation’s economic health and future. But who are America’s job creators? Are they the nation’s richest individuals? Are they big public companies? Hot start-ups? The answer is: none of the above. New research sponsored by the Small Business Administration: “Accelerating Job Creation in America: The Promise of High-Impact Companies” by Spencer L. Tracy, Jr., shows that almost all net U.S. job creation in recent years came from existing private, high-growth companies.If we are really going to get serious about job creation, policymakers and communities should focus