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Updated: Jul 19, 2025

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More laws for pauses: Replication and generalization.

Taylor M Mezaraups1, David L Gilden1

  • 1Department of Psychology, University of Texas at Austin.

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Summary
This summary is machine-generated.

Larger body size correlates with longer speech pauses in humans, a phenomenon observed across different pause types. This finding supports theories linking time perception to biological scaling laws.

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Area of Science:

  • Psycholinguistics
  • Biological Anthropology
  • Cognitive Science

Background:

  • Biological scaling laws, or allometry, typically govern animal life timescales based on body size.
  • The relationship between human physiological traits and speech patterns, specifically pause duration, remains less understood.

Purpose of the Study:

  • To investigate whether pause timescales in human speech are sensitive to body size.
  • To analyze pause duration allometry in a cohort of athletes.
  • To evaluate a theory of time perception using empirical data on speech pauses.

Main Methods:

  • Analysis of naturally occurring speech pauses from recorded interviews of 61 athletes.
  • Categorization of pauses into three types: during fluid speech, preceding a filled pause, and following a filled pause (e.g., "um").
  • Application of allometric analysis to determine the relationship between body size and pause duration.

Main Results:

  • Significant allometric relationships were found between body size and pause duration across all three pause categories.
  • Larger individuals were observed to take longer pauses.
  • The derived allometric exponents align with predictions from a theory of time perception based on bounded exponential growth.

Conclusions:

  • Body size is a significant factor influencing speech pause duration in humans.
  • The findings provide empirical support for theories connecting the subjective experience of time to biological scaling and mathematical models.
  • Speech pauses serve as a measurable indicator of how individuals negotiate the passage of time within linguistic contexts.