Where: Wolters Kluwer
Why:Ranked 82 on Forbes' list of the 100 most powerful women in the world, McKistry has been CEO of the $4.8 billion Dutch publisher since 2003. "The core of Wolters Kluwer is the subscription base business model. It accounts for about two-thirds of our revenue," she told analysts in July. Through a focus on improving retention and new-product launches, subscription product lines grew 5% in the first half of this year.