From Stephanie Murray writing for The Atlantic about her family’s experience:
… America’s retirement system is stacked against mothers. Women are more likely than men to reduce their hours or drop out of the workforce to raise children and, as a result, are likelier to face poverty in old age. America’s primary safety net for the elderly—Social Security—rewards long careers and high pay, all but guaranteeing that parents who focus on the work of child-rearing receive the smallest payouts. …