A curated collection of research papers, articles, and related news and media exploring the Big Five personality traits.
This early research marks a pivotal shift from measuring intellectual ability to quantifying nonintellectual traits, such as character and personality. While mental testing had already established precise methods for gauging 'degrees of brightness,' this study addresses the historical lack of accurate tools for assessing personality mechanisms. By developing a new diagnostic test, the author identifies specific character traits and their relative strengths. The findings provide some of the earliest empirical evidence that personality can be measured with the same rigor as cognitive attainments, opening the door for modern psychometric evaluation of individual makeup.