BOSTON, June 2, 2011 /PRNewswire/ -- Root Cause, a nonprofit research and consulting firm working to advance solutions to social issues by partnering with the nonprofit, philanthropic, government and business sectors, presented its first Business Innovator Award to Scott Griffith, Chairman and CEO of Zipcar (Nasdaq: ZIP) on Thursday, May 5, 2011, during the eighth-annual Social Innovation Forum Showcase. "I am both honored and humbled to receive the first Business Innovator Award from Root Cause," said Zipcar Chairman and CEO Scott Griffith.