the suspicion that perhaps one reason they were chosen was because a more representative sample wouldn't have produced quite the results she wants. One of the most egregious examples of this arises in her chapter on the "balanced" see-saw marriage of the educated class. Steven, the male half of the example, is still trying to figure out how to complete law school in his late 30s and is a stay-at-home-dad - and his interpretation of the latter role seems to include letting his child smear feces on the wall until his wife comes home to clean it up. There are tens of millions of alternating dual-career couples who have been a lot more successful in balancing things out, millions of stay at home dads who raise children more conventionally, and a decent amount of academic work on how they do so; surely one or two of them could have been found to be brought into her narrative. Ms. Rosin's choices repeatedly smack of selection bias for even those otherwise sympathetic to her overall point, and it's a real disappointment. This is probably linked with the book's final problem. As Ms. Rosin admits in the introduction, she started out with the belief that "womanly" traits were becoming more important in this new era than "manly" ones, but found this answer wasn't supported by what she'd researched. Despite this, Ms. Rosin clearly struggles with the temptation to try to push her original thesis. Many problems arise as a result; the weak chapter