The classification of personality disorders is controversial. An example would be that the DSM-IV has disorders listed that have discrepancies with the book used in Europe, the ICD-10. Narcissism is included in the DSM-IV, but not the ICD-10. Another example is that a person's culture plays a large role in diagnosis. In Africa, it might be considered a great thing to have a spirit of a dead relative speak with you on a regular basis. Here in North America, one would be institutionalized for admitting to such a phenomena. Our local newspaper, the ST. Catharines Standard, had an articl…