What Signal Does a Beard Send?
Perhaps more than any other trait, beards are a sign of gruff manliness. They visibly differentiate men from females, mask emotions, provide warmth, and shield skin from the elements. While most evolutionary theorists believe beards evolved as a display of dominance, masculinity, and aggression, what signals do they send in the modern world? And, specifically, what social information does a beard convey?
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