Ever taken a personality assessment and thought, “Wow, that’s so me!”? It’s validating, right? But here’s where things get tricky—especially with tools like DISC.

DISC is a powerful behavioral language that groups people into four categories—Dominant, Influencing, Stabilizing, and Conscientious. It’s an invaluable tool for understanding how we communicate, connect, and build high-performing teams. But here’s the critical myth we need to bust: DISC is not your identity.

Three Problems with Making DISC Your Identity

1. You Stop Growing
When you view DISC as “who you are,” you become unwilling to adapt or change. These tools exist to help leaders better serve others—not just to validate our existing behaviors. Your profile might explain tendencies, but it shouldn’t excuse them.

2. You Use It as an Excuse
“That’s just who I am” becomes a shield against accountability. Being a Dominant doesn’t give you permission to be difficult. This attitude erodes trust and prevents genuine understanding between team members.

3. You Oversimplify People
DISC, like Myers-Briggs or the Enneagram, captures only 20-25% of who someone is. It’s one tool among many—and should never replace actual conversation and relationship-building.

Using DISC Effectively

The real power of DISC lies in creating open conversations, challenging each other constructively, and driving profitability through better team dynamics. Use it in hiring to ask better questions, not to reject candidates. Combine it with other assessments and, most importantly, genuine human interaction.

DISC is a language for understanding behavior, not a box that defines you. When used properly, it’s an essential tool for leadership development and team performance. The key is remembering: it describes tendencies, not destiny.

About Monday Myth Check

Monday Myth Check is a weekly dose of reality where Jono Brake holds up commonly held leadership beliefs and asks the question “What if this was not true”. You can find the weekly videos and other posts by following Jono Brake on  LinkedIn or following The Forged Leader, as well as on Youtube @jonobrake.

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