Purpose-driven leadership drives growth—and these Fortune 500 titans prove it

Ultimate success cannot be engineered, argues author Simon Sinek, it derives from a team collectively knowing why they get up and go to work every day. Distinguishing between “leaders” in a position of authority and “those that lead,” Sinek revealed people follow the latter not because they have to, but because they want to—for their own sake. Only then can a team be inspired to deliver maximum effort and achieve the impossible.

For the fifth year in a row, Fortune partnered with Indiggo to publish the ROL100®...