It's primarily a North American phenonenon, with the press calling parents who teach their children to be independent #FreeRangeChildren or #FreeRangeParents
Vancouver is one of the safest cities in the world, and I saw on @notjustbikes that a parent was the target of investigation after letting his children ride the bus together, while being monitored!!
And here's one from Maryland, in the US:
#freerangechildren #freerangeparents