As another fork-in-the-road-esque time seems to be arriving for artificial intelligence, tech leaders mull over their next ...

Second, the caretaker: Tim Cook of Apple, Satya Nadella of Microsoft, Andy Jassy of Amazon and Sundar Pichai of Alphabet, Google’s corporate parent, are low-key, sensibly attired hired guns who ...

Apple CEO Tim Cook's daily routine includes an early wake-up and workout, drinking Diet Mountain Dew during the day, and holding marathon meetings. Microsoft CEO Satya Nadella was set to make a ...