The paper is related with the issue of bullying. Bullying has become the most prevalent and common issue associated with students. This thesis examines the history of bullying focusing mainly on the characteristics of bullies. The purpose of this work is to help teachers to take note of bullies’ characteristics, to diagnose the bullies from the victims and to find the main solutions of bullying. Plus we recommend a novel teaching solution to teachers in order to reduce the percentage of bullying in their class.