So although the mother has physicalcustody of the child, she cannot legally represent the child in court.
也就是说尽管母亲对孩子有着天然的监护权，但她却不能在法庭上不能成为法定的监护人。
2
Judith Wallerstein, who has written widely on the effects of divorce in children, notes that parents have different reasons for opting for joint physicalcustody.