While they are experimenting with new behaviors and values, it is normal for adolescents to begin breaking the grown-up rules that they have been following since they were children. In fact, some rule-breaking behavior is considered healthy for adolescents. But when does rule-breaking become delinquency? How does one differentiate rebellion from "criminal status"? Considering what we know about brain development and risk behavior, should adolescents be charged as adults for crimes that they commit.