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The 5 Dysfunctions of a Team - Patrick Lencioni

May 13, 2026
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Introduction

"The 5 Dysfunctions of a Team" by Patrick Lencioni is a groundbreaking business book that delves into the complex dynamics of teamwork in the corporate world. First published in 2002, Lencioni's book outlines a model and actionable steps that leaders and teams can use to overcome common hurdles and work effectively together. Through a fable-style story, the book explores the intrinsic human behaviours that lead to organisational failures and provides insights on creating a cohesive and effective team.

Overview

Lencioni introduces a model that details five core dysfunctions that can cripple a team, and which build upon each other to form a pattern that can be destructive to organisational success. These dysfunctions are:

  1. Absence of Trust — Trust is the foundation of any successful team. Without trust, team members are unlikely to open up and engage in honest and unguarded discussions. This dysfunction stems from their unwillingness to show vulnerability within the group.
  2. Fear of Conflict — Teams that lack trust are incapable of engaging in open, unfiltered debates. Instead, they resort to veiled discussions and guarded comments. A healthy conflict is necessary for making the best decisions as it ensures all opinions and viewpoints are considered.
  3. Lack of Commitment — Without having aired their opinions during passionate and open debate, team members rarely, if ever, buy in and commit to decisions, even though they may feign agreement during meetings.
  4. Avoidance of Accountability — When teams do not commit to a clear plan of action, even the most focused and driven individuals hesitate to call their peers on actions and behaviours that seem counterproductive to the team’s good.
  5. Inattention to Results — When team members put their individual needs (such as ego, career development, or recognition) or even the needs of their divisions above the collective goals of the team, the team suffers.

What are the five dysfunctions?

Absence of trust, fear of conflict, lack of commitment, avoidance of accountability, and inattention to results — a pyramid where each builds on the one below.

Why is trust the foundation?

Without vulnerability-based trust, team members won't engage in honest conflict, which means decisions lack genuine buy-in and accountability suffers.

Is this written as a business textbook?

No — Lencioni uses a leadership fable format, making the concepts memorable and immediately applicable.

How do coaches use this book?

It's widely used in team coaching to diagnose issues, build trust, and create the conditions for productive conflict and shared accountability.

The 5 Dysfunctions of a Team - Patrick Lencioni
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