At some point around 2009, I made the seemed-like-a-good-idea-at-the-time decision to use my personal Gmail account as my main address for work.

FORBES: My New Year's Resolutions: Email Bankruptcy, Inbox Zero

Conversely, I doubt Mr. Churchill would have been any good at leading Apple. or made a particular good Prime Minister at any time before 1940.

FORBES: The Far-sighted Leader