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aboutTests.lastUpdated: March 9, 2026
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aboutTests.refBigFiveTitle
Goldberg, L. R. (1993). "The structure of phenotypic personality traits." American Psychologist, 48(1), 26-34.
Barrick, M. R., & Mount, M. K. (1991). "The Big Five personality dimensions and job performance: A meta-analysis." Personnel Psychology, 44(1), 1-26.
aboutTests.refMbtiTitle
Myers, I. B., & McCaulley, M. H. (1985). Manual: A guide to the development and use of the Myers-Briggs Type Indicator. Consulting Psychologists Press.
Pittenger, D. J. (2005). "Cautionary comments regarding the Myers-Briggs Type Indicator." Consulting Psychology Journal: Practice and Research, 57(3), 210-221.
aboutTests.refEnneagramTitle
Riso, D. R., & Hudson, R. (1996). Personality Types: Using the Enneagram for Self-Discovery. Houghton Mifflin.
aboutTests.refDiscTitle
Marston, W. M. (1928). Emotions of Normal People. Kegan Paul, Trench, Trubner & Co.