In that sense, she can be likened to Chet Baker, the hard-living trumpeter who became similarly popular in the '50s with his whispery vocals and restrained sense of swing.

NPR: Diana Krall: 'From This Moment On'

George Schultz for Ronald Reagan and James Baker for George Bush senior did some hard deal-making in their day.

BBC: Hillary Clinton: A year in the shadow of Barack Obama

"The services business is changing fast, and we've fallen on hard times, consistently missing forecasts and estimates, " says James Baker III, former U.S. secretary of state and the EDS board member who led the search for a new chief.

FORBES: A shock to the system