Neuroscience of Dark Triad Personality Traits Part 1: What is the Dark Triad cover art

Neuroscience of Dark Triad Personality Traits Part 1: What is the Dark Triad

Neuroscience of Dark Triad Personality Traits Part 1: What is the Dark Triad

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In this episode, we unpack the question so many people have when they first hear the term Dark Triad: What is it, why is it dark, and what does it tell us about human behavior?

The Dark Triad isn’t a diagnosis, it’s a psychological framework that helps describe personality traits marked by self-interest, emotional coldness, and low empathy. Developed by psychologists in 2002, the model identifies three overlapping yet distinct traits: narcissism, Machiavellianism, and psychopathy.

Together, these traits form a lens through which researchers study manipulation, exploitation, and self-serving behavior, not as rare pathologies, but as subclinical traits that can show up in the general population.

We touch on:

  • How narcissism, Machiavellianism, and psychopathy connect through shared traits like emotional detachment, aggression, and low empathy

  • The origins of the Dark Triad concept, and how it was developed it to fill gaps left by the traditional Big Five personality model

  • How the Big Five (openness, conscientiousness, extraversion, agreeableness, and neuroticism) focus on adaptive or “positive” human traits — while the Dark Triad highlights the malevolent side of human motivation

  • Why researchers argue that acknowledging these traits broadens our understanding of human complexity, rather than simply labeling behaviors as “good” or “bad”

  • The idea that manipulation, self-interest, and strategic thinking are part of the full range of human capacity, not limited to villains or extreme cases

  • How context, power, and culture shape whether these traits become harmful or merely adaptive

We also reflect on how understanding the Dark Triad can lead to better boundaries, self-awareness, and empathy — both for ourselves and others. Recognizing these traits doesn’t mean demonizing people; it means seeing the full spectrum of what it means to be human.

💬 Whether you’re curious about psychology, fascinated by personality research, or exploring the complexities of behavior and power, this episode offers insight into the unseen forces that drive human interaction and what happens when empathy goes missing.

🧾 References:

Artem Myznikov, Korotkov, A., Zheltyakova, M., Kiselev, V., Ruslan Masharipov, Kirill Bursov, Orazmurad Yagmurov, Mikhail Votinov, Cherednichenko, D., Didur, M., & Maxim Kireev. (2024). Dark triad personality traits are associated with decreased grey matter volumes in “social brain” structures. Frontiers in Psychology, 14. https://doi.org/10.3389/fpsyg.2023.1326946 Azizli, N., & Vernon, P. A. (2016). Relationships between the Dark Triad and PTSD symptoms. Personality and Individual Differences, 101, 465. https://doi.org/10.1016/j.paid.2016.05.080 Babakr, Z., & Nabi Fatahi. (2023). Risk-taking Behaviour: The Role of Dark Triad Traits, Impulsivity, Sensation Seeking and Adverse Childhood Experience. Acta Informatica Medica : AIM : Journal of the Society for Medical Informatics of Bosnia & Herzegovina : Časopis Društva Za Medicinsku Informatiku BiH, 31(4), 292–292. https://doi.org/10.5455/aim.2023.31.292-299 Denogent, L. M., Megías-Robles, A., Fernández-Berrocal, P., & Gómez-Leal, R. (2025). Comparative analysis of Dark Triad traits in relation to performance and self-reported emotional intelligence. Personality and Individual Differences, 240, 113129. https://doi.org/10.1016/j.paid.2025.113129 Koehn, M. A., Okan, C., & Jonason, P. K. (2019). A primer on the Dark Triad traits. Australian Journal of Psychology, 71(1), 7–15. https://doi.org/10.1111/ajpy.12198 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. https://doi.org/10.1016/s0092-6566(02)00505-6 Rousseau, D. (2025, February). Trauma and the Dark Triad | Danielle Rousseau. Bu.edu. https://sites.bu.edu/daniellerousseau/2025/02/26/trauma-and-the-dark-triad/
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