Evidence from twin studies has shown that the highest personality trait heritability coefficient has been found openness to experience.

Question

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Openness to experience is one of the five major personality traits in the Five-Factor Model (FFM) of personality. It is characterized by a tendency to be open to new experiences, ideas, and values. Twin studies have shown that openness to experience has the highest heritability coefficient of all the FFM traits, meaning that it is the most genetically influenced.

Evidence from Twin Studies Has Shown That the Highest Personality