Would you believe 20 months old? It seems preposterous but this one girl was pretty antisocial as a toddler. https://www.theatlantic.com/magazine/archive/2017/

Would you believe 20 months old? It seems preposterous but this one girl was pretty antisocial as a toddler. https://www.theatlantic.com/magazine/archive/2017/06/when-your-child-is-a-psychopath/524502/ https://www.theatlantic.com/magazine/archive/2017/06/when-yo...