The definitive investigation into why – across continents, classes, cultures and religions – we’re having fewer children, by an award-winning journalist In Britain, one in five couples have no children, and almost half of all families have only one. The populations of China, Japan, Russia and Italy are shrinking. Pronatalists cry that feminism has killed the family. Governments throw money at childcare. Would-be grandparents wring their hands at the apparent selfishness of th...