What the SD3 measures
The Dark Triad represents the dark side of human nature. While clinical psychology traditionally views these traits as disorders, evolutionary psychology views them as an exploitative "fast life strategy"—designed to extract maximum short-term resources from a group at the expense of others. Individuals high in these traits often rise rapidly in corporate environments (CEOs and politicians score significantly higher than the baseline population) before eventually derailing due to unethical behavior.
The dimensions it assesses
- Machiavellianism: Strategic, calculating, and cynical. Focused on long-term manipulation and alliance-building to achieve power. (The "Puppet Master").
- Narcissism: Grandiose self-view, extreme entitlement, and a constant need for external validation and admiration. (The "Showman").
- Psychopathy (Sub-clinical): Deficits in affect (lack of empathy/remorse) combined with high impulsivity and thrill-seeking. Highly aggressive when crossed. (The "Predator").
Already have a SD3 score from somewhere else? Look it up without retaking the questionnaire.
What your score means
Scores on the SD3 are interpreted against the ranges below, which come from the instrument's published validation research rather than from us.
| Score | Interpretation | What it suggests |
|---|---|---|
| 1.0 – 2.4 | Highly empathetic and trusting. At high risk of being exploited by Dark Triad individuals in corporate or romantic settings. | |
| 2.5 – 3.4 | Standard competitive human behavior. Can be selfish when necessary but possesses a functioning moral compass and guilt reflex. | |
| 3.5 – 5.0 | Clinically significant dark traits. Capable of severe emotional/financial abuse without remorse. Will charm superiors while abusing subordinates. |
These ranges describe groups of people, not individuals. A score near a boundary is not meaningfully different from one just across it, and no range on this table is a diagnosis.
What to do with your result
- The "Cold" vs "Hot" Empathy Deficit: The report must distinguish the types. Machiavellians have intact cognitive empathy (they understand what you feel, which is how they manipulate you), but lack affective empathy (they don't care that you are hurt). Psychopaths lack both and act impulsively.
- Vulnerability to Flattery (Narcissism): High Narcissism scores often mask deep insecurities. If a user scores high in Narcissism but low in the other two, their primary weakness is that they can be easily manipulated by anyone who feeds their ego (sycophants).
- Corporate Derailment: High Psychopathy predicts corporate derailment (firing for policy violations/harassment). High Machiavellianism predicts corporate survival but creates toxic environments that drive away high-performing talent.
Common questions about the SD3
- What does the SD3 measure?
- Measurement of the three socially malevolent personality traits: Machiavellianism (manipulation), Narcissism (grandiosity), and Psychopathy (callousness/impulsivity).
- Can the SD3 diagnose me?
- No. Dark Triad Traits (SD3) is a screening questionnaire, not a diagnostic tool. It can flag that something may need a closer look. It cannot tell you what is causing it. It describes tendencies rather than diagnosing anything, and no result here is a condition or something to fix.
- How long does the SD3 take?
- 27 questions, which most people finish in 4 – 7 minutes. There is no time limit, and answering honestly matters more than answering quickly. The results page checks for patterns suggesting the questions were rushed.
- Is this SD3 test really free?
- Yes. No account, no email address, no payment. Psychometrics Today is funded by donations rather than advertising, which is also what allows us to publish instruments whose authors permit free but non-commercial use.
- Are my answers stored or shared?
- No. Your answers are scored inside your browser and never sent to us. There is no database of responses, because we never receive any. Closing the tab erases them, which is why results cannot be recovered afterwards.
- How often should I retake the SD3?
- Traits and preferences move slowly, so retaking this every few months is more informative than retaking it often. Larger shifts usually follow a genuine change in circumstances.
- How accurate is the SD3?
- Screening questionnaires are good at flagging that something merits attention and poor at establishing what it is. This one is sensitive to how you feel on the day you take it, and many instruments were validated on narrow populations whose cut-offs may not transfer cleanly to everyone. The references at the foot of this page are the primary sources.
Sources
Rights held by Jones & Paulhus. Developed and validated by the researchers cited below.
- Jones, D. N., & Paulhus, D. L. (2014). Introducing the short dark triad (SD3): A brief measure of dark personality traits. Assessment, 21(1), 28-41.
- Paulhus, D. L., & Williams, K. M. (2002). The dark triad of personality: Narcissism, Machiavellianism, and psychopathy. Journal of Research in Personality, 36(6), 556-563.
Licensing
free-permitted. Published in the article with free research use granted.