It’s a great strategy for getting what you want. A lot of aggressive kids think aggression works. They think about one outcome, but not about the others.

Children begin their lives in the social world of their families, however, as they mature they are introduced to the social world of peers and spend increasing amounts of time with kids their own age....

Children who are very shy or anxious or overly aggressive often get caught up in bully-victim relationships that have negative impact on both children. It is also common for children with social difficulties to be...