Waist-to-Hip Ratio

Principle

Preference for certain body ratios tied to attraction. • Men prefer ~0.70 in women; women prefer ~0.90 in men. • Reflects evolutionary cues of health and fertility. • Applied in media, advertising, and avatar design.

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Normal Distribution

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Cognitive Dissonance

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Self-Similarity

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Golden Ratio

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Proximity

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80/20 Rule

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