Summary: From Microsoft's Peggy Johnson to GM CEO Mary Barra, personal tech columnist Joann Stern has accidentally "bumped" into some of the top tech minds in 2017 -- inside the elevator of the Wall Street Journal.
Summary: From Microsoft's Peggy Johnson to GM CEO Mary Barra, personal tech columnist Joann Stern has accidentally "bumped" into some of the top tech minds in 2017 -- inside the elevator of the Wall Street Journal.