This version of the Big Five personality traits administers measures from the International Personality Item Pool
This version of the Big Five personality traits administers measures from the International Personality Item Pool.The five scales used are: extraversion, agreeableness, conscientiousness, emotional stability and intellect/imagination. These were developed to measure the Big-Five factor markers reported in the following article: Goldberg, L. R. (1992). The development of markers for the Big-Five factor structure. Psychological Assessment, 4, 26-42.This test was implemented by Serge Helfrich.