Are you friends with a narcissist? Maybe you are and you just don’t know it. After all, narcissists are masters at deception and emotional manipulation. Narcissistic Personality Disorder is characterized by an exaggerated sense of self-importance, entitlement, and a lack of empathy for others. And while only 1 of the global population is actually diagnosed with NPD, it’s a lot more common for people to display narcissistic traits and tendencies.