There are good genetic reasons why having a baby might re-sculpt a woman's brain for the benefit of her baby, said Craig Kinsley, a neuroscientist at the University of Richmond in Virginia.

也有良好的遗传原因解释为什么生宝宝会使妈妈们为了宝宝着想而重塑大脑，克雷格·金斯利说，她是弗吉尼亚·里士满大学的一位神经科学家。