Yet the man who has made a name for himself as a ruthless cost-cutter and daring deal maker now seems to be behaving like a quixotic dreamer.

ECONOMIST: How green is Browne?

Though it may seem a stretch to suggest that the mind of a dreamer could be read in this way, it is not.

ECONOMIST: Reading the brain

There has never been a better time to be an innovator and dreamer in America.

FORBES: Never ask for permission to do something remarkable

Some smartphone apps like SleepCycle and DreamOn, along with the wristband product Lark and mask REM Dreamer or DreamStar can be used to detect REM sleep, with some even sending data to a common website.

FORBES: Saying 'Hi' Through A Dream: How The Internet Could Make Sleeping More Social