Study finds night owls more likely to be psychopaths

People who stay up late at night are more likely to display anti-social personality traits such as narcissism, Machiavellianism, and psychopathic tendencies, according to a study published by a University of Western Sydney researcher. Dr Peter Jonason, from the UWS School of Social Sciences and Psychology, assessed over 250 people's tendency to be a morning- or evening-type person to discover whether this was linked to the 'Dark Triad' of personality traits.

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