Pfizer's shareholders most certainly regret the day when the company thought Mary McLeod, their global head of HR, who was their snake, was a great hire. A mos

Pfizer's shareholders most certainly regret the day when the company thought Mary McLeod, their global head of HR, who was their snake, was a great hire. A most interesting, alas lengthy, read about the whole sordid affair and why it may be a bad idea to hire a snake (or a multitude of them) can be found here : http://features.blogs.fortune.cnn.com/2011/07/28/pfizer-jeff-kindler-shakeup/ http://features.blogs.fortune.cnn.com/2011/07/28/pfizer-jeff... [edit: grammar]