While vapid, childless celebrities like Chelsea Handler disseminate weird propaganda through corporate media to reassure themselves and their peers that their lack of reproduction is somehow an enlightened act of self-fulfillment, objective reality says otherwise. It turns out, researchers have quantified the proportion of childless women whose status was intentional, and the number is extremely low. ... Who are the childless and how many of them wanted children? The closest we can come is a 2010 meta-analysis by the Dutch academic Prof Renske Keiser, which suggested that only 10% of childless women actively chose not to become mothers. That leaves...