At Boeing, Harry Stonecipher was called out of retirement to lead the scandal-hit firm and raise ethical standards, only to commit a lapse of his own, being sacked (it seems) for sending e-mails to a lover who was also an employee.

ECONOMIST: Corporate governance in America

He directly interacts with suppliers on sustainability, led a drive to raise ethical standards in the health care industry, and personally worked to increase access to health care to underserved and at-risk populations worldwide.

FORBES: Which Presidential Candidate Will Increase Corporate Responsibility?