IS Personality Type

The Harmonizer in DISC


What is the IS Personality Type (The Harmonizer)?
People with the IS (Harmonizer) personality type tend to be warm, even-tempered, accepting. Since they tend to be positive and joyful, Harmonizers are likely to seek lots of social interaction and affirmation.

IS Personality Traits

With a position on the far right of the DISC, Harmonizers are likely to approach the world with an open, trusting, and inviting attitude but also may shy away from interpersonal conflict in tough situations. It is likely very easy for them to give others the feeling of being understood and accepted for who they are, but also easy for them to be accommodating rather than assertive.


In summary, IS personality types tend to...

  • Adapt to situations as they are.
  • Give others a sense of belonging and acceptance.
  • Enjoy interacting with others.
  • Adjust easily to a wide range of styles.
  • Avoid initiating conflict with others.

Strengths and Blindspots

Every personality archetype has strengths and blind spots, and these are often amplified in professional settings where we often encounter a diverse group of people with vastly different backgrounds and value systems.


  • Optimistically evaluating the capabilities of others.
  • Communicating in an informal manner, mixing personal talk with business discussions.
  • Communicating frequently and regularly.
  • Approaching problem-solving from a personal or emotional approach
  • Using casual, friendly language with colleagues.
  • Involving people in discussions of how things will be done.
  • Considering the impact on other people when making decisions.
  • Seeking the experience and ideas of others when solving problems.

Blind Spots

  • Placating or appeasing people who are resisting or arguing.
  • Putting off decisions that may negatively impact someone.
  • Losing objectivity by becoming friendly and involved with others.
  • Failing to evaluate problems realistically due to optimistic expectations of people/situations.
  • Avoiding decisions that potentially involve losing approval or looking bad.
  • Displaying discomfort when communicating with hostile or aggressive people.
  • Minimizing negative feedback, leaving others unclear about the problem.
  • Correcting or re-doing work rather than confronting someone who becomes hostile.
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How IS personality types like to work

Communicating with a DISC type IS

Use lots of emotional expression and try to be very perceptive of how they are feeling in the moment, even if what they are saying is mostly positive.

Meeting with a DISC type IS

Meetings should be done in-person when possible.

Emailing a DISC type IS

Emails should be friendly, casual, and personal.

Giving feedback to a DISC type IS

Feedback should be thoroughly explained and delivered with encouragement.

Resolving conflict with a DISC type IS

Conflict should be approached with patience and thoughtfulness to avoid harming relationships.

Motivators and Stressors

When people experience pain, stress, or dissatisfaction, it can usually be attributed to energy-draining activities. Therefore, it’s important to know what kinds of activities energize each personality type and which activities drain them.

IS personality types tend to be motivated and energized by...

  • Collaborating regularly alongside other people instead of working in isolation.
  • Teaching, coaching, and advising other people.
  • Making yourself available for the personal and emotional needs of other people.
  • Checking in frequently to make sure people are on the same page.
  • Solving problems with diplomacy and openness.
  • Communicating in a friendly, casual tone.
  • Participating in group discussions and brainstorming sessions.
  • Understanding and explaining the human impact of a big organizational decision.
  • Asking questions from more experienced colleagues to learn how to do something.

IS personality types tend to be drained by...

  • Directing others to follow rules and procedures.
  • Interacting with a reserved, business-like approach.
  • Monitoring and measuring results closely.
  • Developing more efficient processes.
  • Providing critical feedback to others about how they can improve their performance.
  • Correcting people and showing them how to do things the correct way.
  • Taking primary ownership over processes and timelines.
  • Completing projects on a strict timetable.
  • Navigating large, complex systems.

Work Environment

Harmonizers tend to thrive in environments that allow them to build relationships with others through teamwork and collaboration. 

IS personality types feel energized at work when...

  • They are asked to work closely with others to brainstorm ideas.
  • Their boss gives feedback sensitively and recognizes accomplishments.
  • Their peers frequently engage in small-talk.
  • Their direct reports are cooperative and hard-working.

IS personality types feel drained at work when...

  • They need to interact in a formal, serious way.
  • Their boss requires them to follow strict procedures.
  • Their peers neglect to socialize with them.
  • Their direct reports frequently cause conflict.
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Best Jobs For DISC IS types

Harmonizers thrive in positions where they can interact with lots of other people throughout the day and facilitate things. They are likely the most comfortable in peaceful, welcoming environments that are less competitive and more collaborative.  

Common jobs for people with IS personality types

  • Management Consultant
  • Executive Coach
  • Trainer
  • Teacher
  • Professor
  • Financial Advisor
  • Ministry
  • Client Services Director
  • Client Services Manager
  • Director of Partnerships

Professional Relationships

Harmonizers can help those who are more withdrawn and meticulous see the importance of connecting with others and pursuing new ideas. When working with another I-type, it is crucial for them to find a way to focus on the task at hand.

IS personality types tend to work well with others who...

  • Enjoy establishing personal connections
  • Approach problems with a positive mindset
  • Are open to pursuing new ideas

IS personality types may hit obstacles in professional relationships when they...

  • Struggle to assertively lead a group, when necessary
  • Overwhelm or distract those trying to work independently
  • Avoid addressing a pressing issue for fear of causing conflict

Romantic Relationships

Harmonizers can be eager, adaptable partners. When in a relationship with another steady personality, it is important that they find a way to hold one another accountable to their actions and responsibilities.

In a romantic relationship, IS personality types bring strengths like...

  • Ability to see things from their partner’s point of view
  • Making an effort to know their partner deeply
  • Adjusting to new or unexpected situations

In romantic relationships, IS personality types may have trouble...

  • Addressing tense or stressful problems
  • Giving their partner plenty of space
  • Using logic to work through issues

Related Personality Types

Below are the Enneagram and Myers-Briggs types that are similar to DISC Type IS. 

Enneagram Type 4 or 9

Myers-Briggs INFP, ENFP, ESFP, or ISFP

You can find your DISC, Enneagram, and Myers-Briggs types by taking Crystal's free personality test.

Visual Summary

Click through the slides below to learn more about Harmonizers:

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