The sudden decision by the company’s chief executive to take a medical leave for the third time in less than a decade raises anxieties about the leadership of the company he helped found more than three decades ago. It also puts the spotlight again on several senior executives who have been helping Mr. Jobs run the company, in particular Timothy D. Cook, the chief operating officer, who will take over day-to-day operations during Mr. Jobs’s leave.
via www.nytimes.com
Although the article is not released at the best of times (Steve Job's medical leave) and would likely not be covered by the NYT under other conditions, the article provides a superficial, but good overview of the some of the leadership at Apple.