If he is to move to his grandmother he will suffer the loss of his mother to whom he is strongly attached and will mourn as he comes to terms with that loss. Although used to being cared for by others, a life different from that which he has enjoyed will be unsettling both in the short term and in the long term. This will harm him. It is this harm which drove Doctor Cameron and Doctor Heller to their preference to leave him where he is, especially if, in other respects, his position can be safeguarded. This is a factor of weight.
