_________ is a well-known evolutionary theorist who claims that the Big Five personality traits were passed down through generations.

David Buss is a well-known evolutionary psychologist who applies evolutionary theory to human behavior and personality, including the idea that personality traits have been shaped and passed down across generations. Abraham Maslow and Carl Rogers are associated with humanistic psychology, while Hans Eysenck is known for trait theory. Therefore, the best answer is David Buss.

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