2010 conservatism-psychoticism correlation error
In psychologist Hans Eysenck's P–E–N (psychoticism, extraversion and neuroticism) model of personality, psychoticism is a trait which is typified by aggressiveness and interpersonal hostility. In 2010, a paper titled "The nature of the relationship between personality traits and political attitudes" claimed to find a strong positive correlation between conservatism and psychoticism.
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