I've often criticized what one might call the "paternal abandonment script"--the standard assumption that if a father doesn't remain in his children's lives after a divorce or separation, it's because he "abandoned the family" and/or chose to remove himself from his children's lives. This script is pushed heavily by both the left and the right, including: feminists; influential fatherhood expert David Blankenhorn of the Institute for American Values; presidential candidate Barack Obama; former Vice-President Dan Quayle (and his famous 1992 Murphy Brown speech decrying fatherlessness); and countless others. I've detailed in numerous newspaper columns the many barriers mothers and the...