Middle children are disappearing. You should start listening to them

The evidence around how much birth order affects personality traits or behaviour has been debated for decades, but one thing is fairly clear from the data: middle children are disappearing.According to the Australian Bureau of Statistics, the fertility rate fell to a record low of 1.48 babies per woman in 2024.We're flat out having second babies, let alone a third. So if middle children are no more, what do we stand to lose?