This manual provides basic information to assist professional users in the ethical use of the Majors Personality Type Inventory (MajorsPTI) instrument. The intent is to provide a concise, easy-to-use method of learning about the instrument in order to facilitate informed ethical use with various populations and applications. It is not intended to provide comprehensive background on the theory of Jungian typology although some background is included. Included in this manual in an introduction into an exciting new development is assessment of personality typology; the Majors/Jungian 8-Process scores. These scores represent the first accurate assessment of the level of development, usability and accessibility for the Jungian 8 mental functions. Assessing the Jungian mental functions with these scores is a direct way to integrate Jung’s theoretical presentation of psychological types without the need for use of the 16 type model and its jargon.

The Majors Personality Type Inventory (MajorsPTI) is published in an electronic versions by Aurelius Press. It was developed and published for the enhancement of personal growth and knowledge as well as professional or organizational utility. Access to the instrument requires that the professional user be properly trained in the use of psychological tests and measures. Such training requires knowledge of the underlying theory, intended use, and psychometric properties of the instrument. Reading the manual is a necessary but not sufficient condition for ethical use of the MajorsPTI, and thus the manual should only be used as a part of a comprehensive training program.

To be able to purchase and use this assessment, you first must register as a qualified professional and verify professional training/education.