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Making oneself predictable: reduced temporal variability facilitates joint action coordination.

Cordula Vesper1, Robrecht P R D van der Wel, Günther Knoblich

  • 1Donders Institute for Brain, Cognition and Behavior, Center for Cognition, Radboud University, P.O. Box 9104, 6500 HE Nijmegen, The Netherlands. c.vesper@donders.ru.nl

Experimental Brain Research
|May 11, 2011
PubMed
Summary
This summary is machine-generated.

People coordinate actions by reducing response variability to become more predictable. This strategy enhances interpersonal coordination when continuous information is unavailable, aiding joint task performance.

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Area of Science:

  • Cognitive Psychology
  • Social Psychology
  • Human Motor Control

Background:

  • Joint actions necessitate precise temporal coordination between individuals.
  • Coordination is challenging without continuous or rhythmic feedback from coactors.
  • Predictability may serve as a key strategy for successful joint action.

Purpose of the Study:

  • To investigate how individuals coordinate actions at discrete time points without continuous feedback.
  • To test the hypothesis that individuals make themselves predictable as a coordination strategy.
  • To understand the mechanisms underlying real-time interpersonal coordination.

Main Methods:

  • Pairs of participants performed key-pressing tasks requiring temporal coordination (synchrony or succession).
  • Action variability was compared between joint and individual task contexts.
  • Correlation analyses examined the relationship between action variability and coordination performance.

Main Results:

  • Participants significantly reduced action variability in joint tasks compared to individual tasks.
  • Lower action variability correlated positively with improved interpersonal coordination.
  • This relationship was absent when participants performed independent tasks without coordination goals.

Conclusions:

  • Reducing response variability is a viable strategy for achieving interpersonal coordination.
  • Making actions predictable enhances performance in joint tasks.
  • This study elucidates a fundamental mechanism of real-time human coordination.