HBR Case Study. The Cost Center that Paid Its Way. Camden Robotics had to do something to curb expenses so it changed the business model of its marketing department: The internal service group was transformed into an ambitious revenue- producing unit. The CEO was thrilled with the results-until he started receiving complaints from other divisions. Will he have to pull the plug on this profit center?

Big Picture. Wealth Happens. The rich (and the poor) will always be with us. New research into networks sheds fresh light on exactly how wealth is distributed within societies-and why apparently complex economic patterns may not be all that complicated after all.

Executive Women and the Myth of Having It All. When it comes to having a high-powered career and a family, the painful truth is that women in the United States don't "have it all." At least one-third of successful career women are childless, and most yearn for motherhood. Meanwhile, the majority of women at the higher levels of their professions who have chosen to raise families have been marginalized in their careers. And here's the most disturbing part: The next generation of women may be even worse off.