> Do we need some kind of -ism for jerks?

We have one. narcissism, which is characterized by: Lack of empathy. Having an inflated sense of self-importance. Entitlement. Manipulative behavior. Needs constant admiration. Expects special treatment. Exaggerates achievements and talents. Reacts negatively to criticism, immediately will go on the offense. Being preoccupied with fantasies about power, success, and beauty. Secret anxiety due to feelings of inadequacy.