Want to shrink the wage gap? Unions are one powerful solution

http://www.dailykos.com/story/2015/09/07/1416597/-Want-to-shrink-the-wage-gap-Unions-are-one-powerful-solution#
"Women represented by a union are also more likely to get health insurance and a pension. The overall effect is that unions are helping to lift women into financial security and move workplaces toward equality, just as they helped create the middle class during the 20th century. It's one more thing to think about as we continue to watch Republicans attack unions and everything they stand for."