How reliable is survey data on personality traits from low- and middle-income countries?

Last week in the Weekly Links, David McKenzie shared a new paper recently published in Science. The paper, by Laajaj et al., examines the validity of quantitative measurements of the “Big 5” personality traits (e.g., openness, conscientiousness, extraversion, agreeableness, and emotional stability) in developing countries. Here is the punchline:

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