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Masculine men articulate less clearly.

Vera Kempe1, David A Puts, Rodrigo A Cárdenas

  • 1University of Abertay Dundee, Dundee, UK, v.kempe@abertay.ac.uk.

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|October 16, 2013
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Summary
This summary is machine-generated.

Masculine men with traits like height and high testosterone may have less clear speech. This suggests male dominance signals extend beyond voice acoustics, potentially trading clarity for perceived toughness.

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Area of Science:

  • Evolutionary Psychology
  • Bioacoustics
  • Linguistics

Background:

  • Male voice acoustics signal mate quality and threat.
  • Human voice also serves linguistic communication.

Purpose of the Study:

  • Investigate links between male physical/vocal traits and communicative behaviors.
  • Explore if mate quality/dominance indicators affect speech clarity and phonetic choices.

Main Methods:

  • Correlated physical traits (height) and vocal measures (formant position) with speech clarity (vowel space size).
  • Assessed relationship between height, testosterone levels, and phonetic variant usage (aspirated /t/).

Main Results:

  • Male threat indicators (height, formant position) negatively correlated with vowel space size (speech clarity).
  • Height and testosterone negatively linked to use of aspirated /t/ variant.
  • Taller, more masculine men exhibited reduced speech clarity.

Conclusions:

  • Male mate quality and dominance signals extend to speech production beyond acoustics.
  • These signals may involve a trade-off with communicatively advantageous speech patterns.
  • Phonetic preferences might be linked to masculine attributes like toughness and social class cues.