Leadership Qualities of Tim Cook Farnaz Hedayati | June 11, 2014. Now Fortune has named Cook the “world’s greatest leader” and published a profile full of exclusive details about Cook’s journey as Apple CEO. Lead Why Bill Gates, Tim Cook, and Marc Benioff Are Among the World's 50 Greatest Leaders A new list of top leaders has strong representation from the business world. Named on Fortune’s World’s 50 Greatest Leaders list, Tim Cook offers a less common but highly effective leadership style in the modern business world.What makes his style unique? His focus on operations, lack of interest in the limelight and humility. 1 on Fortune‘s “World’s Greatest Leaders” Thursday. But as Tim Cook told Fortune, ... Cook was named No. In business, government, philanthropy, and the arts, and all over the globe, these men and women are transforming the world and inspiring others to do the same.