Big Five Personality Traits and Second Language Learning: a Meta-analysis of 40 Years’ Research

Despite numerous studies involving personality traits and second language (L2) learning achievement over many years, there is a lack of an overall picture about how personality traits are related to L2 learning achievement. This study aims to conduct a systematic quantitative synthesis of the studies that examined the relationships between the Big Five personality traits and L2 learning achievement. A total of 137 correlation coefficients from...