| Function | Description |
| Se: Extraverted Sensing (Experiencing) | Being drawn outward for the immediate, acute uptake and exploration of sensory data from the external world through senses such as sight, sound, touch, taste, and smell. |
| Si: Introverted Sensing (Recalling) | Pulling inward to recall past experiences and compare the present information to a historical data bank of stored sensory data and internal thoughts, feelings, sensations and memories. |
| Ne: Extraverted iNtuiting (Brainstorming) | Being drawn to the outer world for the unrestrained exploration and interpretation of new ideas, patterns and possibilities that are not inherently obvious. |
| Ni: Introverted iNtuiting (Visioning) | Pulling inward for the unconscious correlation of conceptual ideas, possibilities and symbols that enter consciousness as a whole system or idea. |
| Te: Extraverted Thinking (Systematizing) | Making decisions using logical, objective criteria to structure the external world in the most efficient way to achieve the end goal. The output can appear as a structured plan. |
| Ti: Introverted Thinking (Analyzing) | Making decisions where the information gathered is categorized and evaluated against a model using internal logical criteria. The output can appear as a new frame of reference. |
| Fe: Extraverted Feeling (Harmonizing) | Making decisions using subjective criteria to optimize interpersonal harmony considering what is appropriate. The output can appear as a supportive environment. |
| Fi: Introverted Feeling (Valuing) | Making decisions based on subjective internal values and a belief system to support individual differences. The output can appear as a fair and unbiased environment. |
