Two decades ago, Tim Cook was formally named as Apple's Chief Operating Officer, setting him on the road to be the chief of what is likely the most impactful company of the 21st century. Chief Operating Officers don't get as much attention as Chief ...

Tim Cook’s tenure as Apple CEO ends September 1 when he takes the role of executive chair. He will be replaced by John Ternus, a 25-year Apple veteran and head of its hardware engineering division. I get the sense Cook’s professional obituaries will focus on his steady hand,