Yet when we talk about any of these issues, we hear little response from those who support this kind of social structure, such as Pollitt in her NYT op-ed and the panelists who discussed this topic with me on NPR’s “On Point” recently. That’s because the left has moved beyond robustly justifying entitlements that have the potential to undermine families and thus society itself, just like Social Security has helped bring America’s fertility rate nearly below replacement level by reducing generational interdependence.

More specifically, further research indicates that children being cared for by siblings or similarly-aged children (a trend more commonly seen in agriculturally-based cultural communities) have certain psychological and developmental effects on those being cared for. These effects include but are not limited to: mother-child attachment, emergence of childhood developmental stages, formation of playgroups, development of social responsibility, sex differences, personality differences, cognition, and motivation and performance in the classroom.[2]