At Aetna, A C.E.O.’s Management By Mantra – NYTimes.com

www.nytimes.com:

On a recent wintry afternoon, Mark T. Bertolini, the 58-year-old chief executive of Aetna, the health insurer, was sitting in his Hartford office wearing a dark suit and a crisp, white, French-cuffed shirt. But instead of a necktie, he wore a shiny metal amulet engraved with the Sanskrit characters “sohum.”

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