What moms can learn from dads

When Andrew McDade's first daughter, Ana, was born nine years ago, he and his wife, Eliza, made a very modern decision: He would stay home to raise their kids. The reasons were partly financial -- Andrew was a teacher and Eliza worked in finance -- and "I'm more suited to it," he adds.

Indeed, McDade, who now lives in Ridgewood, N.J., took to fatherhood with gusto. But he soon realized there was another part of the job description: dealing with unsolicited maternal advice. Moms "would walk up to me and say, 'The baby's head is tilted!'" when he carted Anna around in the BabyBjorn. On the playground, they'd check whether he was doing OK. "It was funny," he says, "They thought, 'I know better.'"

Perhaps they were right. Women still do the bulk of child care. On average, full-time working fathers provide about 40% less child care ...