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Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
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Joint (mis-)representations: a reply to Welsh et al. (2013).

Delia Guagnano1, Elena Rusconi, Carlo Umiltà

  • 1Department of Neurosciences, Section of Physiology, University of Parma, Italy.

Journal of Motor Behavior
|February 8, 2013
PubMed
Summary

This study critiques Welsh et al. (2013), highlighting inaccuracies in their representation of joint action research by Guagnano et al. (2010). It emphasizes the complexity of joint actions beyond single mechanisms and the importance of spatial context.

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Area of Science:

  • Cognitive Psychology
  • Social Psychology
  • Neuroscience

Background:

  • Joint action research typically focuses on collaborative tasks.
  • Guagnano et al. (2010) introduced the joint Simon effect in non-collaborative, adjacent settings.
  • The role of spatial context (peripersonal vs. extrapersonal space) in joint actions was proposed.

Purpose of the Study:

  • To address theoretical, factual, and methodological inaccuracies in Welsh et al. (2013)'s interpretation of Guagnano et al. (2010).
  • To refine the understanding of the joint Simon effect and its underlying mechanisms.
  • To emphasize the diversity of joint action paradigms.

Main Methods:

  • Critical commentary and theoretical analysis.
  • Re-evaluation of existing empirical findings on joint Simon effect.
  • Discussion of the implications of spatial representations in joint actions.

Main Results:

  • Identified significant inaccuracies in Welsh et al. (2013)'s portrayal of Guagnano et al. (2010).
  • Reinforced the idea that multiple mechanisms likely underlie diverse joint actions.
  • Underscored the relevance of spatial factors in non-collaborative joint action contexts.

Conclusions:

  • The interpretation of joint action phenomena requires careful theoretical and methodological consideration.
  • Welsh et al. (2013) misrepresented key aspects of Guagnano et al. (2010)'s findings and proposals.
  • Further research is needed to fully elucidate the mechanisms governing various forms of joint action, including spatial influences.