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Using Personality Tests Wisely for Self‑Development

How to turn assessment results into real self-awareness and lasting change

Eamon Blackthorn
By Eamon Blackthorn Author of the best-selling book Say It Right Every Time
14 min read
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In Short

Personality tests only build self-awareness when you use them to start conversations, not end them. A profile is a mirror, not a verdict.

  • The real insight comes when you compare your results with how others actually experience you.
  • Scripts prepare you to have those honest, sometimes uncomfortable conversations with confidence.
  • Growth follows from what you do after the debrief, not from what the report says about you.
Definition

Personality tests self-development refers to the deliberate use of structured assessments, such as MBTI, DiSC, or the Enneagram, to deepen self-knowledge, identify behavioural blind spots, and guide intentional change in how you think, communicate, and relate to others.

I once sat across from a senior manager who had just received his DiSC assessment. He had read every word of the forty-page report. He could quote his profile back to me almost verbatim. But when I asked what he was going to do differently on Monday morning, he had nothing. The test had told him a great deal about himself. He had not yet told anyone else, or asked whether any of it was true. Personality tests for self-development are only as powerful as the conversations they start. These scripts give you the words to start them.

How to Get the Most from These Scripts

Find the situation that matches yours. Read the short context paragraph before each script so you understand when and why it works. Then practise the words out loud before you use them. Your tone matters as much as the language itself. Adapt the bracketed sections to fit your actual results and your real relationship with the other person.

"The Conversation You're Avoiding Is the One You Need to Have."

Stop rehearsing conversations you'll never have. Say It Right Every Time gives you 115 word-for-word scripts and 16 proven frameworks to speak with confidence in every conversation that matters.

Scripts for Using Personality Test Results to Start Honest Conversations

Script 1: Sharing Your Results with Your Manager

The situation: You have completed an assessment at work and want to use the debrief as a genuine self-development conversation rather than a box-ticking exercise.

Why it works: It signals that you take the results seriously without treating them as fixed truth. You invite your manager into the conversation rather than just reporting data at them. This builds trust and opens the door to developmental feedback you might not otherwise receive.

Standard version:

"I wanted to share a few things that came out of the [MBTI / DiSC / Enneagram] assessment, because I think they are relevant to how we work together. The profile flagged [specific trait, e.g., a tendency to avoid direct confrontation] as a pattern for me. Honestly, I recognise it. What I would find useful is knowing whether you see that showing up in how I operate day to day, and where it might be getting in my way."

Formal version:

"I have reviewed my [assessment name] results and I would value your perspective on one or two of the findings. The report identifies [specific trait] as a dominant behavioural tendency. I believe there is some accuracy there, and I would appreciate your candid view on whether that pattern affects my effectiveness in situations like [specific context, e.g., cross-team negotiations or direct feedback conversations]."

Watch for: Silence or a vague reassurance. If your manager deflects, follow with: "Even a small example would help me. I am genuinely trying to understand how this lands for other people."

Eamon's note: The bravest thing in this script is the last sentence of each version. Most people share their results and wait for applause. You are asking for truth. That takes real courage.

Script 2: Asking a Trusted Colleague Whether Your Profile Rings True

The situation: You have a colleague who knows your work well, and you want an honest read on whether your assessment results match how they actually experience you.

Why it works: A self-assessment is, by definition, filtered through your own perception. Asking someone who works alongside you adds a second data point that is often more accurate and always more useful.

Standard version:

"I have been doing some work on understanding my own patterns better. One thing that came up in my [assessment name] was [specific trait, e.g., a preference for working independently and a tendency to undervalue group input]. Does that fit with how you experience working with me? I am asking because I trust your read on this and I want an honest answer, not a comfortable one."

Casual version (for a close working relationship):

"I did one of those personality assessments and it flagged something I want to run by you. It reckons I [specific trait, e.g., shut down when I feel challenged in a group setting]. You have seen me in those situations. Does that sound right to you?"

Formal version:

"As part of a structured self-development process, I completed a [assessment name] assessment. One of the key findings relates to [specific trait or pattern]. Given the breadth of our working relationship, I would genuinely value your perspective on whether that tendency is visible in how I contribute to [specific context, e.g., project reviews or team decision-making]."

Watch for: A quick "No, you are great" response. If it comes, say: "I appreciate that, but I am asking specifically about [the trait]. Have you ever seen it show up, even once?"

Eamon's note: The people who grow fastest are the ones who ask this question and stay quiet long enough to hear the real answer. Most people fill the silence. Train yourself not to.

Script 3: Responding When Results Describe a Weakness You Find Uncomfortable

The situation: The assessment has surfaced a trait or pattern you would rather not own, and you need to process it aloud with someone you trust before dismissing it or spiralling into self-criticism.

Why it works: Externalising the discomfort, rather than suppressing it, is itself a form of self-awareness. This script models the kind of honest reflection that turns a difficult result into a developmental opportunity. How to Use the C.O.R.E. Framework to Stay Calm When Feedback Triggers a Defensive Reaction is worth reading alongside this one if the result has hit harder than expected.

Standard version:

"I want to think something through with you. My [assessment name] flagged [specific trait, e.g., a tendency to dominate conversations and talk over quieter voices] and my first reaction was to argue with it. But I have been sitting with it and I think there might be something in it. Can I talk through a couple of situations where you might have seen it happen? I want to understand it rather than just defend against it."

Formal version:

"A recent assessment surfaced a pattern I want to examine honestly rather than set aside. The result indicated [specific trait]. My initial response was scepticism, which in itself may be worth noting. I would value a focused conversation on whether that tendency is present in my professional conduct, because if it is, I would prefer to address it directly."

Watch for: Your own urge to explain or justify the trait before the other person has spoken. The script is designed to invite feedback, not to pre-empt it.

Eamon's note: In my experience, the result that makes you want to argue is usually the one worth listening to. Not always. But enough of the time to be worth pausing before you dismiss it.

Script 4: Opening a Team Conversation About Different Working Styles

The situation: Your team has completed assessments and you want to use the results to build better understanding rather than reinforce stereotypes or create division.

Why it works: Framing differences as working-style information rather than fixed character judgements keeps the conversation practical and forward-facing. This is the ground where How to Use the C.O.R.E. Framework to Stay Grounded During a Tense Workplace Conversation becomes especially useful.

Standard version:

"I thought it might be worth spending a few minutes on what our different profiles mean for how we work together. I am not interested in labelling anyone. What I would find useful is understanding where our natural tendencies might create friction we did not realise was there. I will start: the assessment flagged that I [specific trait, e.g., move quickly to action and get frustrated by prolonged discussion]. For those of you who need more processing time, I suspect I have made that harder than it needed to be."

Formal version:

"The purpose of this brief discussion is to use our collective assessment results as a practical tool for improving how we collaborate. I will share one finding from my own profile that I believe has implications for this team, and I would invite others to do the same where they feel comfortable. What I want to leave this conversation with is one or two concrete adjustments we can make to how we run our working relationships."

Watch for: Participants using the results to explain away accountability. "That's just how I am" is not a conclusion this conversation should reach.

Eamon's note: The leader goes first. Always. If you are asking your team for this kind of honesty, you need to model it before you ask for it.

Script 5: Asking Your Manager to Challenge Your Self-Assessment

The situation: You want to use your assessment results as the basis for a coaching conversation, specifically to pressure-test your own self-image against your manager's direct observations.

Why it works: Most assessments measure self-perception. The developmental gap, the space where real growth lives, sits between how you see yourself and how others see you. What the Confidence-Competence Loop Reveals About Why Some People Give Better Feedback explains why that gap matters more than people realise.

Standard version:

"I have done a fair bit of reflection on my [assessment name] results and I have a reasonably clear view of where I think I am strong and where I think I have gaps. What I would find more useful than my own analysis is yours. Specifically, I want to know where you think my self-perception is off, in either direction. I would rather know now than find out later."

Formal version:

"Having reviewed my assessment in detail, I would like to use this meeting to test my self-evaluation against your direct observations. I recognise that my own assessment carries inherent bias, and I would value your candid perspective on where my perceived strengths or blind spots align or diverge from what you observe in practice."

Watch for: A list of reassurances. If it arrives, say: "I appreciate that. What I am specifically asking for is the places where my perception does not match what you see."

Eamon's note: This script takes confidence to use. But here is the truth of it: managers almost always have feedback they have not delivered. This gives them an opening they rarely get.

Script 6: Discussing Assessment Results in a Job Interview or Promotion Conversation

The situation: You have been asked about your strengths and development areas, and you want to draw on your assessment results without sounding scripted or self-promotional.

Why it works: Using a structured assessment as your evidence base signals self-awareness and intellectual honesty. It shows you have done real work on understanding yourself rather than reaching for stock interview answers. Leaders who develop this quality consistently build a stronger presence over time, which connects directly to How the Confidence-Competence Loop Explains Why Some Leaders Develop a Stronger Voice Faster.

Standard version:

"One of the clearest pictures I have of my working style came from a [assessment name] assessment I completed as part of a structured self-development process. It confirmed some things I already suspected, particularly around [specific strength, e.g., my preference for direct communication and quick decision-making]. It also flagged [specific development area] as a genuine gap, and that one I have been working on deliberately. Specifically, I [describe one concrete behavioural change]."

Formal version:

"I have invested time in structured self-assessment as part of my professional development. A recent [assessment name] evaluation confirmed [specific strength] as a consistent behavioural pattern and identified [specific development area] as an area requiring deliberate attention. I have addressed this through [specific action taken], and I have seen [specific observable result] as a consequence."

Watch for: Over-relying on the assessment as your authority. You are the evidence. The assessment is the tool that helped you find it.

Eamon's note: The candidate who can name a real weakness and describe what they have done about it is worth ten who cannot. Assessment results give you the framework to do that with precision.

Script 7: Revisiting Old Results to Track How You Have Changed

The situation: You are reviewing assessment results from a previous period and want to use the comparison to have an honest conversation about your growth with a mentor or trusted colleague.

Why it works: Self-awareness is not a fixed state. It grows, shifts, and sometimes regresses under pressure. Comparing results across time builds a more accurate picture than any single snapshot. Signs Your Leadership Voice Is Driven by Anxiety Rather Than Intention. And How to Fix It is a useful companion piece if the comparison surfaces patterns around pressure and self-regulation.

Standard version:

"I want to look at two sets of assessment results with you, one from [time period] and one from now. Some things have shifted noticeably and I think I understand why. Others have barely moved and I am less sure about those. I want your read on whether the changes you see in these results match the changes you have seen in how I actually show up."

Formal version:

"I have been conducting a longitudinal review of my assessment results across [time period]. Several key indicators have shifted meaningfully, while others have remained stable despite my deliberate efforts to develop in those areas. I would value your perspective on whether the changes reflected in these profiles correspond with your observations of my professional conduct and interpersonal behaviour over the same period."

Watch for: Treating the comparison as proof of progress before checking it against direct feedback. The data is a starting point, not a verdict.

Eamon's note: The most useful question you can ask when reviewing old results is not "how much have I grown?" It is "where did I think I had changed but actually had not?" That question requires another person to answer honestly.

Making These Scripts Sound Like You, Not Like a Form

Read each script out loud twice before you use it. The first time, hear the structure. The second time, hear whether it sounds like your actual voice. Wherever it does not, swap the phrasing for something that does, while keeping the core intention intact.

The brackets mark the places that require your specific detail. A script without those details filled in is not ready to use. Generic language signals that you have not actually reflected on your results. The person across from you will feel the difference.

How the C.O.N.N.E.C.T. Method Helps Leaders Regulate Emotion Without Losing Vocal Authority is worth reading before any conversation where the assessment has surfaced something emotionally charged. Keeping your voice steady when the content is personal is its own skill.

Where These Conversations Go Wrong

  • The mistake: Sharing results and immediately explaining why the assessment got it wrong.

    Why it happens: The ego moves fast when it feels exposed.

    What to do instead: State the result, stay quiet, and let the other person respond first.

  • The mistake: Using the profile as an excuse rather than a prompt for change.

    Why it happens: "I am an introvert" is easier to say than "I have been avoiding the conversations I find hard."

    What to do instead: Name the pattern the assessment identified, then name what you intend to do about it.

  • The mistake: Asking for feedback but only welcoming the parts that confirm your self-image.

    Why it happens: Selective listening is one of the most common blind spots in any self-development process.

    What to do instead: Write down the feedback before you evaluate it. Your first instinct is not always your best judge. How the Confidence-Competence Loop Explains Why Some Managers Handle Workplace Tension Better Than Others shows why the people who handle pressure best are often the ones most willing to hear uncomfortable truths.

  • The mistake: Treating the assessment as a one-time event rather than a living reference.

    Why it happens: The debrief session ends and the report goes into a folder.

    What to do instead: Return to your results every quarter. Bring one specific question to a trusted colleague. Build the habit of connecting your results to your real behaviour over time.

Frequently Asked Questions (FAQ)

What are personality tests for self-development?

Personality tests for self-development are structured assessments that reveal your behavioural tendencies, emotional patterns, and interpersonal style. Tools like MBTI, DiSC, or Enneagram give you a starting framework for self-awareness. They work best when paired with honest conversation and deliberate practice, not used as fixed labels.

How do you use personality test results to improve self-awareness?

Use your results as a starting point, not a verdict. Share them with people who know you well and ask whether the results ring true. The real self-awareness comes from comparing the profile with how others experience you, then acting on the gaps you discover between the two.

Can personality tests actually change how you work with people?

Yes, if you act on the insights rather than just reading them. Understanding your dominant traits helps you anticipate your reactions, adapt your communication style, and recognise when your defaults are serving you and when they are not. The test alone changes nothing. The behaviour change does.

How do you talk about your personality type at work without sounding self-absorbed?

Keep the focus on usefulness, not identity. Say what the assessment revealed about your patterns and what you plan to do with that information. Invite the other person to share their perspective. Frame it as a working tool, not a personal declaration, and the conversation stays grounded and practical.

What should you do when personality test results do not feel accurate?

Sit with the discomfort before dismissing the result. Sometimes the mismatch is worth examining. Ask someone who knows you well whether the trait described rings true to them. If it still does not fit after honest reflection, set that element aside and focus on the parts that do resonate.

How often should you take personality assessments for self-development?

Taking the same assessment every one to two years gives you a meaningful comparison. Your core temperament stays fairly stable, but your scores on specific traits can shift as you grow. The value is in noticing what has changed and what has not, then asking yourself why.

This much I know for certain: the assessment itself will not change you. The conversations it starts might. The scripts in this article exist to lower the cost of those conversations, because the most valuable exchanges about personality tests self-development are also the ones most people find reasons to avoid. Prepare the words. Then find the courage to say them.

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Using Personality Tests Wisely for Self-Development | Eamon Blackthorn

How to turn assessment results into real self-awareness and lasting change

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