Preferred Function	Introverted Thinking
Auxiliary Function	Extraverted Sensation
Tertiary Function	Introverted Intuition
Least-preferred Function	Extraverted Feeling

STPs relate to the world by way of Introverted Thinking, a form of logic that's tied to their direct perceptual experience. It works in the background of awareness, guiding their actions, facilitated by visual and tactical cues in an unfolding situation.

Type Profiles

ESTP
Extraverted Sensation
with Introverted Thinking

ESFP
Extraverted Sensation
with Introverted Feeling

ENTP
Extraverted Intuition
with Introverted Thinking

ENFP
Extraverted Intuition
with Introverted Feeling

ESTJ
Extraverted Thinking
with Introverted Sensation

ESFJ
Extraverted Feeling
with Introverted Sensation

ENTJ
Extraverted Thinking
with Introverted Intuition

ENFJ
Extraverted Feeling
with Introverted Intuition

ISTP
Introverted Thinking
with Extraverted Sensation

ISFP
Introverted Feeling
with Extraverted Sensation

INTP
Introverted Thinking
with Extraverted Intuition

INFP
Introverted Feeling
with Extraverted Intuition

ISTJ
Introverted Sensation
with Extraverted Thinking

ISFJ
Introverted Sensation
with Extraverted Feeling

INTJ
Introverted Intuition
with Extraverted Thinking

INFJ
Introverted Intuition
with Extraverted Feeling

Other PT Tests
Keirsey Temperament Sorter
Mental Muscle Diagram Indicator
Personality Type Test
Enneagram Type Test

Other Type-Related Sites
Type Cartoons by Pat Marr