Learn about 16-Personality types and relationships

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What is the ISTJ personality type (The Investigator)?
People with an ISTJ personality type tend to be reserved, orderly, and practical in their behavior. They are self-sufficient and work hard to meet their obligations. They prefer to be alone or in small groups of close friends and may be quiet and reserved in large group settings.


Myers-Briggs ISTJ & ISTJ Communication

How can ISTJ types communicate effectively with each other?

ISTJs are Introverted, Sensing, Thinking, Judging personalities, meaning they tend to be reserved, pay close attention to specifics, process logically, and follow set plans or schedules.

ISTJs should communicate directly and openly with one another, making sure to set designated meeting times when discussing important topics.

Resolving Conflict

Myers-Briggs ISTJ & ISTJ Conflict

How can ISTJ types resolve conflict?

Conflict between ISTJs should be handled logically by sorting through one issue at a time. ISTJs should share their own perspectives openly and work toward a common solution. When ISTJs remain calm and put effort toward a compromise, conflict can be quickly resolved.

Building Trust

Myers-Briggs ISTJ & ISTJ Trust

How can ISTJ types build trust?

ISTJs are more likely to trust other ISTJ personalities who are respectful personal space and are open to hearing others’ ideas. ISTJs should build a relationship with one another by sharing common goals.

Working Together

Myers-Briggs ISTJ & ISTJ Working Together

How can ISTJ types work together?

ISTJs bring independence, attention to detail, logical thinking, and goal-oriented planning to a workplace. ISTJs can work together to set and achieve professional goals by combining their efforts to formulate a well thought-out plan.

Dealing with Change

Myers-Briggs ISTJ & ISTJ Change

How can ISTJ types deal with change?

ISTJs may have a difficult time adapting to new situations, as they like consistency and predictability. They set long-term plans to achieve their goals and can be taken aback or thrown off course by unexpected circumstances. ISTJs should keep in mind that change can be beneficial. They need to establish a new plan that works with the change, rather than against it.

Managing Stress

ISTJ types need to seek to understand what brings stress to the other type and should try to avoid causing it when possible.

Myers-Briggs ISTJ & ISTJ Managing stress

ISTJ types are easily stressed by...

  • Lack of structure in a work environment
  • Large groups of other people
  • Expressing personal feelings to others
  • Maneuvering interpersonal conflict

ISTJs should avoid pushing themselves or each other to attend crowded events; they should, instead, find opportunities with small groups of people.

Encouraging and Motivating

ISTJ types can encourage and motivate each other in their personal and professional lives.

Myers-Briggs ISTJ & ISTJ Motivation

ISTJ types are motivated by...

  • Accomplishing goals and tasks
  • Abiding by a designated routine
  • Time by themselves to recharge
  • Stability and security in personal life

ISTJs can motivate other ISTJ personalities by achieving shared goals and being consistent or predictable.

16-Personality Test

Complete the 16-Personality test below to find your 16-Personality type.