| Term | Definition |
| observational learning | learning by observing others. |
| modeling | the process of observing and imitating a specific behavior. |
| mirror neurons | frontal lobe neurons that fire when performing certain actions or when observing another doing so. The brain's mirroring of another's action may enable imitation, language learning, and empathy. |
| prosocial behavior | positive, constructive, helpful behavior. The opposite of antisocial behavior. |
| instrumental aggression | aggressive behavior used as an instrument to achieve a goal |
| hostile aggression | aggression used to hurt another person or gain advantage |
| relational aggression | Aimed to damage another persons relationship, reputation, or psychological well being also called Covert/ Indirected Aggression |