Hillary Clinton just cracked the glass ceiling, the name we've given the invisible barrier that keeps women out of the topmost positions of power. But it is far from shattered. Indeed, the glass ceiling hangs over the corridors of power in the United States like a toxic gas.

Even though women are nearly 47 percent of the workforce and a majority of the voting population, we are underrepresented in leadership positions in every facet of American life -- in business, politics, the nonprofit sector, education, religious institutions, the court system. In every case, men dominate.