If you think that more women are choosing to stay single -- without a committed relationship or without any plans to marry -- you’re right. Only 20 percent of women aged 18 to 29 in the United States are currently married, according to a recent Pew Research Study cited in a 2012 “Marie Claire” article by Rebecca Traister. In an age in which women have more access to education, career opportunities, and fertility options than ever before -- they are reinventing what it means to come of age as a woman.