Our expert says:
OK, Piet, I can't recommend specific doctors, for a number of good reasons. But from the sound of it, you need a child psychologist ( best of all in this situation ) or maybe a child psychiatrist, to assess the boy and understand why he has apparently fairly suddenly become so angry and aggressive. Only when we understand why this is happening, and why now, will it be practical to make effective plans to change this for the better.
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