certification in CCNA

I have my certification in CCNA(Cisco Certification Network Associate).I am very interested in why children bully other children in the classroom and how the brain works with bullying.Brain Behavior Institute 2009 Serendip's ExchangeIt's an important question for loads of teachers ,parents, administators, victims of bullies and even bullies themslelves, what makes a someone want to bully another person? Studies in the United States state that it is found that aggressive teenagers, the parts of the brain linked to reward that the amygdala and ventral striatum- light up when the teens view a video of someone inflicting pain. I already know about the effects of bullying but finding out why it happens is important too.BULLY, SCHOOLYARD BULLY, BULLIES