SD3 ValidatedPersonal

Short Dark Triad Assessment (SD3 Original)

The Short Dark Triad (SD3) is the gold standard academic measure for assessing the three socially aversive, subclinical personality traits: Machiavellianism (strategic interpersonal manipulation), Subclinical Narcissism (grandiosity and entitlement), and Subclinical Psychopathy (impulsive thrill-seeking and callous affect).

DurationApprox. 5 minutes
Items18 Questions
ReliabilityCronbach's alpha = 0.77 - 0.84
Data PrivacyClient-Side Only
No registration or email required • Instant report
Detailed Report Preview

What Your Score Report Includes

Upon completing all 18 items, you will immediately receive an in-depth psychometric breakdown calculated directly against empirical population norms.

Calibrated Dark Triad Percentile Breakdown

Exact scoring across Machiavellianism, Narcissism, and Psychopathy compared against population norms.

Interpersonal Shadow Dynamics

How your trait blend influences negotiation, conflict, leadership, and romantic boundaries.

Constructive Integration Strategies

How to channel strategic acumen and boldness productively without damaging interpersonal trust.

Printable Dark Triad Summary

A discreet summary for personal reflection, research, or executive coaching.

Construct Analysis

Dimensions & Traits Evaluated

Our instrument measures variance across the following empirically validated psychological dimensions:

Machiavellianism (Strategic Calculation)

Strategic pragmatism, cynical worldviews, instrumental manipulation, and prioritizing personal utility.

Low Spectrum

Guileless, transparent, genuinely trusts others; rejects tactical manipulation.

Moderate Spectrum

Pragmatic and discerning; protects own interests without exploiting others.

High Spectrum

Highly strategic, cynical; views social interactions as games of leverage and influence.

Subclinical Narcissism (Ego & Grandiosity)

Sense of entitlement, desire for prestige, grandiosity, and sensitivity to perceived disrespect.

Low Spectrum

Modest, humble, self-effacing; uncomfortable when thrust into the spotlight.

Moderate Spectrum

Healthy self-confidence and self-respect without arrogant entitlement.

High Spectrum

High ambition, seeks prestige, craves admiration, and expects special deference.

Subclinical Psychopathy (Impulsivity & Callousness)

Thrill-seeking impulsivity, low affective empathy, cynicism toward rules, and low social anxiety.

Low Spectrum

Deeply empathetic, risk-averse, conscientious, and highly attuned to social harm.

Moderate Spectrum

Typical emotional empathy with situational boldness when taking necessary risks.

High Spectrum

High risk tolerance, fearless, emotionally detached, comfortable with confrontation.

Theoretical Foundation

Scientific Background & Psychometric Validity

Pioneered by psychologists Delroy Paulhus and Kevin Williams in 2002 and refined into the SD3 in 2014, the framework studies subclinical variations in normal adult populations.

The three traits share a common antagonistic core of callousness and low agreeableness, yet represent distinct evolutionary social strategies.

This assessment uses the authentic, peer-reviewed items and 5-point Likert response options from the published SD3 protocol.

Primary Academic Citation:
Paulhus, D. L., & Jones, D. N. (2014). Introducing the Short Dark Triad (SD3): A brief measure of dark personality traits. Assessment, 21(1), 28-41.

Who Should Take This Assessment

Adults seeking authentic self-knowledge of subclinical personality traits and relational shadow patterns

Assessment Instructions

Answer spontaneously according to your true habits and feelings, rather than what you feel is 'ideal' or expected by others. There are no right or wrong answers.

Common Questions

Frequently Asked Questions About the Short Dark Triad Test

No. The SD3 measures subclinical personality traits within the normal non-clinical adult population, not formal psychiatric disorders.

Ready to Discover Your Results?

Takes approximately 5 minutes. Completely free, anonymous, and calculated securely in your browser.

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Clinical & Educational Disclaimer

These assessments are developed for self-reflection, personal growth, and educational insight. They do not constitute the provision of clinical diagnosis, medical counsel, or psychiatric treatment. All scoring algorithms execute 100% client-side in your local web browser.