Central to hereditarian science is a tall claim: that identifiable variations in genetic sequences can predict an individual's aptness to learn, reason and solve problems.

遗传科学的核心是一个高见：基因序列中可识别的变异可以预测一个人学习、推理和解决问题的能力。

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Over the past couple of decades there has been a clear shift in science's view of the hereditarian argument.

ECONOMIST: WHAT WE LEARN FROM TWINS: The mirror of your soul | The

The study of twins provided much of the ammunition for the hereditarian counter-attack.

ECONOMIST: WHAT WE LEARN FROM TWINS