Domain Specificity in Human Symmetry Preferences: Symmetry is Most Pleasant When Looking at Human Faces

Visual symmetry has been found to be preferred to asymmetry in a variety of domains and across species. A number of theories propose to explain why symmetry is preferred. In this article, I compare a perceptual bias view, in which symmetry is preferred due to factors inherit to the visual system, an...

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Main Author: Anthony C. Little
Format: Article
Language:English
Published: MDPI AG 2014-04-01
Series:Symmetry
Subjects:
Online Access:http://www.mdpi.com/2073-8994/6/2/222
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author Anthony C. Little
author_facet Anthony C. Little
author_sort Anthony C. Little
collection DOAJ
description Visual symmetry has been found to be preferred to asymmetry in a variety of domains and across species. A number of theories propose to explain why symmetry is preferred. In this article, I compare a perceptual bias view, in which symmetry is preferred due to factors inherit to the visual system, and an evolutionary advantage view, in which symmetry is preferred due to selection pressures on partner preference. Preferences for symmetry in three stimulus types were determined by having symmetric and asymmetric versions of the same images rated for pleasantness: human female faces, macaque monkey faces, and abstract art. It was found that preferences for symmetry were strongest for human female faces and weakest for art. This finding builds on previous research suggesting that symmetry preferences for human faces are different from symmetry preferences in other domains and that simple perceptual bias explanations do not wholly explain human visual face symmetry preferences. While consistent with an evolutionary advantage view, these data are also potentially explainable via a perceptual bias view which accounts for experience of stimuli. The interplay between these two views is discussed in the context of the current study.
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spelling doaj.art-c9b4a8a8cc0747bea6fe50538cd7af4d2022-12-22T04:00:14ZengMDPI AGSymmetry2073-89942014-04-016222223310.3390/sym6020222sym6020222Domain Specificity in Human Symmetry Preferences: Symmetry is Most Pleasant When Looking at Human FacesAnthony C. Little0School of Natural Sciences, Psychology, University of Stirling, Stirling FK9 4LA, UKVisual symmetry has been found to be preferred to asymmetry in a variety of domains and across species. A number of theories propose to explain why symmetry is preferred. In this article, I compare a perceptual bias view, in which symmetry is preferred due to factors inherit to the visual system, and an evolutionary advantage view, in which symmetry is preferred due to selection pressures on partner preference. Preferences for symmetry in three stimulus types were determined by having symmetric and asymmetric versions of the same images rated for pleasantness: human female faces, macaque monkey faces, and abstract art. It was found that preferences for symmetry were strongest for human female faces and weakest for art. This finding builds on previous research suggesting that symmetry preferences for human faces are different from symmetry preferences in other domains and that simple perceptual bias explanations do not wholly explain human visual face symmetry preferences. While consistent with an evolutionary advantage view, these data are also potentially explainable via a perceptual bias view which accounts for experience of stimuli. The interplay between these two views is discussed in the context of the current study.http://www.mdpi.com/2073-8994/6/2/222symmetryasymmetryface preferenceartbiological stimulispecificbias
spellingShingle Anthony C. Little
Domain Specificity in Human Symmetry Preferences: Symmetry is Most Pleasant When Looking at Human Faces
Symmetry
symmetry
asymmetry
face preference
art
biological stimuli
specific
bias
title Domain Specificity in Human Symmetry Preferences: Symmetry is Most Pleasant When Looking at Human Faces
title_full Domain Specificity in Human Symmetry Preferences: Symmetry is Most Pleasant When Looking at Human Faces
title_fullStr Domain Specificity in Human Symmetry Preferences: Symmetry is Most Pleasant When Looking at Human Faces
title_full_unstemmed Domain Specificity in Human Symmetry Preferences: Symmetry is Most Pleasant When Looking at Human Faces
title_short Domain Specificity in Human Symmetry Preferences: Symmetry is Most Pleasant When Looking at Human Faces
title_sort domain specificity in human symmetry preferences symmetry is most pleasant when looking at human faces
topic symmetry
asymmetry
face preference
art
biological stimuli
specific
bias
url http://www.mdpi.com/2073-8994/6/2/222
work_keys_str_mv AT anthonyclittle domainspecificityinhumansymmetrypreferencessymmetryismostpleasantwhenlookingathumanfaces