Schmitt, D. P., Allik, J., McCrae, R. R., Benet-Martinez, V., Alcalay, L., Ault, L., et al. (2007). The geographic distribution of big five personality traits: Patterns and proﬁles of human self-description across 56 nations. Journal of Cross-Cultural Psychology, 38, 173-212. doi:10.1177/0022022106297299