Socionic library
articles, books and educational materials

of the International institute of Socionics


Socionic designations for types and functions

socionics, designations, socionic types, model A, model Ju

How are types, mental functions and informational aspects denoted in socionics? How do the information models of the psyche look - A-model and Ju-model - for the socionic type?

Systems of designation of types of informational metabolism in socionics

symbols letters abbreviation full name of type
IL IL ILE Intuitive-logical extrovert (irrational)
SE SE SEI Sensory-ethical introvert (irrational)
ES IL ESE Ethical-sensory extrovert (rational)
LI LI LII Logic-intuitive introvert (rational)
ET ET EIE Ethical-intuitive extrovert (rational)
LF LF LSI Logic-sensory introvert (rational)
FL FL SLE Sensory-logical extravert (irrational)
TE TE IEI Intuitive-ethical introvert (irrational)
FR FR SEE Sensory-ethical extrovert (irrational)
TP TP OR Intuitive-logical introvert (irrational)
PT PT LIE Logical-intuitive extrovert (rational)
RF RF ESI Ethical-sensory introvert (rational)
PS PS FEL Logic-sensory extrovert (rational)
RI RI EII Ethical-intuitive introvert (rational)
IR IR IEE Intuitive-ethical extrovert (irrational)
SP SP SLI Sensory-logical introvert (irrational)

Symbol for aspect of information flow and relevant functions
I - intuition of possibilities
E - ethics of emotions
T - intuition of time
R - ethics of relations
F - volitional sensory
P - business logic
S - comfort sensory
L - structural logic

A-model for type of informational metabolism (TIM) on the example of ILE

programmI 1L2creative

Ju-model on the example of ILE

I1acceptive, reproductive
L2productive, creative
R3point of least resistance