Narcissistic Personality Inventory
Quick Summary
The Narcissistic Personality Inventory (NPI) is a self-report questionnaire used to measure narcissism, a personality trait characterized by an inflated self-image and a tendency to exploit others. While narcissism is a normal stage in child development, it is considered a disorder when it persists after puberty.1
The NPI presents individuals with forced-choice items to determine which statement best describes them. High scores on the NPI are associated with narcissistic behaviors such as arrogance and feigned superiority. The NPI can also be used to assess narcissistic personality disorder, which is defined by grandiosity, attention-seeking, impaired empathy, and superficial relationships.1
Narcissism is considered part of the "dark triad" of negative personality traits, alongside Machiavellianism and psychopathy.1
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