Type Theory is a journal of contemporary typography featuring news, views, reviews and interviews.

An early form of personality type indicator theory was the Four Temperaments system of Galen, based on the four humours model of Hippocrates; an extended Five Temperaments system based on the classical theory was published in 1958.

In East Asian countries, a person's ABO blood type is believed by many to be predictive of a person's personality, temperament, and compatibility with others. This is similar to how astrological signs are perceived as influencing factors in a person's life in other countries.

So far in this series we’ve described the correspondence between type theory and homotopy theory and defined some basic notions of homotopy theory in type theory, including equivalences in several ways.

Do you know what blood type you are? What about the blood type of everyone in your family? In Japan, blood types are considered an important indicator of a person's personality. It's known as the "Japanese Blood Type Personality Theory." Though this may seem far-fetched, a lot of people believe in ...

From Informationism. The blood type theory of personality is a popular belief in Japan that a person's ABO blood type or ketsueki-gata (血液型?) is predictive of their personality, temperament, and compatibility with others, similar to the Western world's astrology.

A new picture of string theory. At one time, string theorists believed there were five distinct superstring theories: type I, types IIA and IIB, and the two heterotic string theories.

Theory X and Theory Y represent two sets of assumptions about human nature and human behavior that are relevant to the practice of management. Theory X represents a negative view of human nature that assumes individuals generally dislike work, are irresponsible, and require close supervision to do ...

The theory of psychological type comes from Swiss psychiatrist Carl G. Jung (1875-1961) who wrote that what appears to be random behavior is actually the result of differences in the way people prefer to use their mental capacities. He observed that people generally engage in one of two mental ...

Career test based on type theory. Discover your personality and ideal career.