For the first time, women are half of the educated labor force and earn the majority of advanced degrees. But while women are doing spectacularly well in universities, in the workplace it's an opposite picture. Women are stalling out, and the higher they go, the harder it gets. Women are not making the progress they have a right to expect, given their education and early promise. New research tells us that a whole network of land mines is exploding women's progress as they try to move ahead. Here are eight major problems women face in the American workplace: