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http://samvak.tripod.com/index.html. no it is not genetic ,it is a learned disorder. The narcissistic behavioral or personality disorder is a learned trait, and is not passed through genetic. However, some psychologists would argue that narcissism is a genetic trait due to an imbalance of seortonin within the brain.ttp://samvak.tripod.com/index.html. no it is not genetic ,it is a learned disorder. The narcissistic behavioral or personality disorder is a learned trait, and is not passed through genetic. However, some psychologists would argue that narcissism is a genetic trait due to an imbalance of seortonin within the brain.
There is evidence that narcissistic personality disorder is heritable, and individuals are much more likely to develop NPD if they have a family history of the disorder. Studies on the occurrence of personality disorders in twins determined that there is a moderate to high heritability for narcissistic personality disorder.