In the past 50 years, women without children have begun to redefine the traditional narratives of family and fulfillment. In the 1970s, about one in every 10 women would exit their childbearing years without bearing children. In the mid 2000s, that statistic became one in five. In the past 10 years, the childbearing rate of women in their 20s has fallen yet another 15%. The data says it all: More and more women every year are opting out of motherhood. I am immensely proud to be one of 22 million women aged 20-39 in the U.S. who have not given...