Brain scans of 9- to 11-year-olds offer clues about aggressive, antisocial behavior

Brain scans of 9- to 11-year-olds offer clues about aggressive, antisocial behavior
The behavioral problems of a nine-year-old tend to look very different from those of a teenager. What if, before any severe delinquency and rule-breaking began, the young child's brain function and reward-seeking behaviors could provide clues about whether antisocial behavior, violence, and aggression might develop later?