Data Driven Leadership
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Can Certain Personality Traits Undermine Leadership? Understanding the Dark Triad with Ernest O'Boyle
39 minutes Posted Apr 8, 2026 at 9:00 am.
When times get tough, we rely on leaders to make the hard decisions. That's why their character is so critical—it can make or break a team, a company, or even an entire organization.  In this episode, Jess Carter sits down with Ernest O'Boyle to explore the "dark triad" of leadership and how these toxic traits can quietly sabotage a workplace. Professor Ernest shares his research on how these traits often go unchecked, leading to manipulation and a toxic culture. They discuss how leaders with dark triad traits can distort data, influencing outcomes and undermining trust in data-driven decisions. In this episode, you'll learn: How toxic leadership traits impact team performance The effects of narcissism and Machiavellianism in leadership dynamics How to build and maintain a positive workplace culture despite challenging behaviors   Things to listen for:
Introduction to the episode with Ernest O'Boyle
The dark triad traits in leadership
How narcissism and psychopathy show up in the workplace
Leadership in high-pressure environments
Managing manipulative behaviors in teams
How organizational culture shapes leadership behavior
Ethical dilemmas in decision-making
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When times get tough, we rely on leaders to make the hard decisions. That's why their character is so critical—it can make or break a team, a company, or even an entire organization.  In this episode, Jess Carter sits down with Ernest O'Boyle to explore the "dark triad" of leadership and how these toxic traits can quietly sabotage a workplace. Professor Ernest shares his research on how these traits often go unchecked, leading to manipulation and a toxic culture. They discuss how leaders with dark triad traits can distort data, influencing outcomes and undermining trust in data-driven decisions. In this episode, you'll learn: How toxic leadership traits impact team performance The effects of narcissism and Machiavellianism in leadership dynamics How to build and maintain a positive workplace culture despite challenging behaviors   Things to listen for: (00:00) Introduction to the episode with Ernest O'Boyle (02:00) The dark triad traits in leadership (06:45) How narcissism and psychopathy show up in the workplace (10:25) Leadership in high-pressure environments (14:10) Managing manipulative behaviors in teams (18:00) How organizational culture shapes leadership behavior (22:15) Ethical dilemmas in decision-making (27:30) Can toxic leadership traits be reformed? Ernest's LinkedIn: https://www.linkedin.com/in/ernest-o-boyle-4547a729/