The White House's Council on Economic Advisors have assembled a bunch of charts and facts about work and family life in America, of which I think the most noteworthy is the rather rapid advance in fathers' participation in basic childcare:
Of course, an increase from 56 percent of dads reading to their kids to 65 percent means there are still 35 percent of dads who aren't reading to their children. Fathers' participation is, of course, an important measure of fairness to moms. But it also turns out to be really crucial to kids.