All of those specialized bulbs led to the building of specialized light fixtures, from the desk lamp you study by, to the ugly but beloved hand-painted Chinese lamp you inherited from your grandmother, to the ceiling fixture in your closet, to the light in your oven or refrigerator, and to the light that the dentist points at you.

So why are American women so far ahead of their Swedish counterparts in breaking through the glass ceiling?

As for breaking through the glass ceiling in business,American women are well in the lead