Guide
The Dark Triad and the Big Five
The Dark Triad is a group of three traits, narcissism, Machiavellianism and psychopathy, that researchers study as everyday personality traits everyone has to some degree. Their main overlap with the Big Five is low agreeableness.
What the Dark Triad is
In personality research, the Dark Triad refers to three socially aversive traits that tend to go together:
- Narcissism: a sense of grandiosity and entitlement, and a strong need for admiration.
- Machiavellianism: a strategic, cynical approach to people, and a willingness to manipulate to get ahead.
- Psychopathy: impulsivity and thrill-seeking combined with low empathy and remorse.
Traits on a spectrum, not labels
In this research, all three are measured as continuous traits in the general population. Most people score low to moderate, and a moderate score doesn't make someone a bad person. Research on these everyday traits is separate from clinical diagnoses such as narcissistic or antisocial personality disorder, which only qualified professionals can make.
Some researchers add a fourth trait, everyday sadism, and call the group the Dark Tetrad.
How the Dark Triad maps onto the Big Five
The clearest link is with agreeableness. All three Dark Triad traits are associated with lower agreeableness, especially its facets of straightforwardness, modesty and sympathy. Low agreeableness is often described as the shared core of the triad.
Beyond that, the three differ. Narcissism tends to come with higher extraversion. Psychopathy tends to come with lower conscientiousness and more impulsivity. Machiavellianism is less tied to extraversion and more to cynicism about others.
What the Big Five misses
Some researchers argue the Big Five doesn't fully capture the dark side of personality. The HEXACO model adds a sixth dimension, honesty-humility, covering sincerity, fairness and modesty, and low honesty-humility overlaps strongly with the Dark Triad. That's one reason Dark Triad questionnaires are still used alongside Big Five tests.
Can a test spot a narcissist?
No. A Big Five result can show that someone is low in agreeableness, but that also describes plenty of honest, direct, competitive people. Personality tests describe tendencies for self-reflection; they aren't a way to diagnose or label anyone, including a partner, colleague or ex.
The five traits
More guides
Common questions
Is low agreeableness the same as being a narcissist?
No. Low agreeableness is a normal trait that often shows up as directness, skepticism or competitiveness. The Dark Triad involves more specific patterns, such as manipulation or a lack of empathy.
Are Dark Triad traits always bad?
They're linked with more harm to others on average, but moderate levels of some aspects, such as the confidence associated with narcissism, can come with social boldness. Research is still debating how much of that is an advantage.
Can the Big Five diagnose a personality disorder?
No. Personality disorders can only be diagnosed by qualified professionals through a clinical assessment. Big Five tests are for self-reflection.
For self-reflection and education only. This isn't a clinical or diagnostic tool and isn't a substitute for professional psychological or medical advice.