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Facial Feedback Hypothesis

Facial Feedback Hypothesis

Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role...

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Related Experiment Video

Updated: Mar 3, 2026

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

Correction: Virtual Hand Feedback Reduces Reaction Time in an Interactive Finger Reaching Task.

Johannes Brand, Marco Piccirelli, Marie-Claude Hepp-Reymond

|April 25, 2017

Summary

This study corrects a previous article DOI. The corrected DOI is 10.1371/journal.pone.0154807.

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Last Updated: Mar 3, 2026

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Area of Science:

Scientific publishing
Digital object identifiers
Scholarly communication

Context:

Accurate citation is crucial in scientific research.
Digital Object Identifiers (DOIs) ensure persistent access to articles.
Corrections to publication metadata are essential for maintaining scientific integrity.

Purpose:

To provide the correct Digital Object Identifier (DOI) for a specific scientific article.
To ensure accurate referencing and retrieval of published research.
To rectify an error in the article's metadata.

Summary:

This entry serves as a correction notice.
It rectifies the Digital Object Identifier (DOI) associated with a previously published article.
The correct DOI is provided for accurate citation and access.

Impact:

Ensures researchers can correctly cite and access the intended article.
Maintains the integrity of the scientific record.
Improves the discoverability and traceability of scholarly work.