And that effective intervention for kids involves teaching them the consequences of their behavior.
The most effective intervention takes place years before a person enters the legal system.
But the single most effective intervention is face protection.
As to the ultimate outcome of their effective intervention, that could be left to the future to decide.
Africa's three main conflicts cry out for more effective intervention.
"It points to the need for additional research in this area to identify effective interventions and to understand what makes them work."
Others merely had ideas for what might constitute effective interventions.
It allows for better and more effective intervention when products need to be withdrawn from the market.
The most effective intervention arises only from the prudent use of the best information.
And even though there isn't an effective intervention right now, having an early clue is crucial.