ESFJ

In order to understand the ESFJ, you must first understand their 4 main functions.

ESFJ Functions

Extraverted Feeling

The ESFJs primary function is Extraverted Feeling. The ESFJ primarily sees the world through others emotions. The ESFJ is able to navigate the world of feelings and is very good at giving others what they want or need to feel appreciated. The ESFJ also uses Extraverted Feeling to understand their environment and people’s roles in them. An ESFJ typical wants everyone to be happy and content. They typically can help make everyone feel wanted and welcome at parties or family gatherings. Sometimes, this function can lead to them feeling overwhelmed or lead to them feeling exhausted from spreading themselves too thin. However, being in an environment with other caring and giving people will help everyone feel more content.

Introverted Sensing

The second function of the ESFJ is introverted sensing. Introverted sensing deals with referring to past events and information to help create a better understanding and view of the world. Introverted Sensing deal with facts, data recollection and memory. Someone with introverted sensing can remember specific important events distinctly. They can use this information to understand how to deal with a new situation. Introverted Sensing is also connected to tradition and pastimes. The ESFJ can become very involved around the holidays and other nostalgic events that they have grown up with.

ESTJ

In order to understand the ESTJ Personality, you must first understand their four main functions

ESTJ Functions

Extraverted Thinking

Extraverted Thinking is the main function of the ESTJ. This is the lens that the ESTJ primarily sees the world. Extraverted Thinking wants to bring logical order to the world and external environment. Extraverted Thinking sees little use for the abstract and things that are not definable or measurable. If necessary, Extraverted Thinking will find a way to concretely measure something.
Extraverted Thinking is very good at organizing people, processes, and plans into an executable format. The ESTJ will tend to “organize out loud” to people around them. The ESTJ is very good at taking things step-by-step and focusing on the current task at hand.

Introverted Sensing

The second function of the ESTJ is Introverted Sensing. Introverted Sensing measures current situations against how they have played out in the past. Introverted Sensing keeps tabs of past information. It uses this past information to “know” whether something is right or wrong.
ESTJs are very good at understanding how things work and the important details involved. They can use this to their advantage as they become more and more experienced. ESTJs have been known to work very well in a hierarchical workplace or environmental. They are the type that will “pay their dues” in order to reach more Senior positions. “That’s just how things work” is a phrase than was most likely coined by an ESTJ. This way of thinking can be frustrating to more abstract thinkers and perceiving types.

ISFJ

  

ISFJ Functions

Introverted Sensing

The first function of the ISFJ is Introverted Sensing. Introverted Sensing deals with the past and the way things have always been. Introverted Sensing deals with tradition and pastimes. The ISFJ can have strong emotional ties to holidays, traditions, and other nostalgic events. The ISFJ can be found being the hardest worker during holidays, believing its their duty to bring everyone together and make them happy and comfortable.

Extraverted Feeling

The second function of the ISFJ is Extraverted Feeling. Extraverted Feeling deals with understanding the emotional world, people’s feelings, and the roles they fit in. Extraverted Feeling is said to be the most empathic function. They can feel others emotions strongly and have a need and desire to comfort them.  The ISFJ is also very good at serving others and providing hospitality. They excel in caretaker roles, personal assistants, and also make very supportive and loving parents.

ISTJ

ISTJ Functions

Introverted Sensing

The first function of the ISTJ is Introverted Sensing. The ISTJ uses Introverted Sensing to recall and remember facts, processes, and how things are typically done. The ISTJ is very attached to tradition and pastimes. Introverted Sensing tends to form strong memories, and can use them to understand how the future will be. Introverted Sensing is also good at remembering rules, ways of doing things, and how they should be done. This makes them very good in fields like accounting, finance, law, and other fields with strict rules and regulations.

Extraverted Thinking

The second function of the ISTJ is Extraverted Thinking. The ISTJ uses these functions to organize thoughts, ideas, and people. They are very good at understanding the sequential steps needed to complete an idea. They can readily organize the information that is presented to them and use it to help come to a conclusion or decision. The ISTJ likes to come to conclusions about things and tends to get annoyed with or discard ambiguous information that doesn’t help lead them to a decision.