Lack of support for the association between facial shape and aggression: a reappraisal based on a worldwide population genetics perspective

Antisocial and criminal behaviors are multifactorial traits whose interpretation relies on multiple disciplines. Since these interpretations may have social, moral and legal implications, a constant review of the evidence is necessary before any scientific claim is considered as truth. A recent stud...

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Autores principales: Gómez Valdés, Jorge, Hünemeier, Tábita, Quinto Sánchez, Mirsha, Paschetta, Carolina A., Azevedo, Soledad de, González, Marina Fernanda, Martínez Abadías, Neus, Esparza, Mireia, Pucciarelli, Héctor Mario, Salzano, Francisco M., Bau, Claiton H. D., Bortolini, Maria Cátira, González-José, Rolando
Formato: Articulo
Lenguaje:Inglés
Publicado: 2013
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/34136
Aporte de:
id I19-R120-10915-34136
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Antropología
Ciencias Naturales
aggression
behaviorism
cultural factor
ethnography
face profile
population genetics
reproductive success
Continental Population Groups
Regression Analysis
spellingShingle Antropología
Ciencias Naturales
aggression
behaviorism
cultural factor
ethnography
face profile
population genetics
reproductive success
Continental Population Groups
Regression Analysis
Gómez Valdés, Jorge
Hünemeier, Tábita
Quinto Sánchez, Mirsha
Paschetta, Carolina A.
Azevedo, Soledad de
González, Marina Fernanda
Martínez Abadías, Neus
Esparza, Mireia
Pucciarelli, Héctor Mario
Salzano, Francisco M.
Bau, Claiton H. D.
Bortolini, Maria Cátira
González-José, Rolando
Lack of support for the association between facial shape and aggression: a reappraisal based on a worldwide population genetics perspective
topic_facet Antropología
Ciencias Naturales
aggression
behaviorism
cultural factor
ethnography
face profile
population genetics
reproductive success
Continental Population Groups
Regression Analysis
description Antisocial and criminal behaviors are multifactorial traits whose interpretation relies on multiple disciplines. Since these interpretations may have social, moral and legal implications, a constant review of the evidence is necessary before any scientific claim is considered as truth. A recent study proposed that men with wider faces relative to facial height (fWHR) are more likely to develop unethical behaviour mediated by a psychological sense of power. This research was based on reports suggesting that sexual dimorphism and selection would be responsible for a correlation between fWHR and aggression. Here we show that 4,960 individuals from 94 modern human populations belonging to a vast array of genetic and cultural contexts do not display significant amounts of fWHR sexual dimorphism. Further analyses using populations with associated ethnographical records as well as samples of male prisoners of the Mexico City Federal Penitentiary condemned by crimes of variable level of inter-personal aggression (homicide, robbery, and minor faults) did not show significant evidence, suggesting that populations/individuals with higher levels of bellicosity, aggressive behaviour, or power-mediated behaviour display greater fWHR. Finally, a regression analysis of fWHR on individual's fitness showed no significant correlation between this facial trait and reproductive success. Overall, our results suggest that facial attributes are poor predictors of aggressive behaviour, or at least, that sexual selection was weak enough to leave a signal on patterns of between- and within-sex and population facial variation.
format Articulo
Articulo
author Gómez Valdés, Jorge
Hünemeier, Tábita
Quinto Sánchez, Mirsha
Paschetta, Carolina A.
Azevedo, Soledad de
González, Marina Fernanda
Martínez Abadías, Neus
Esparza, Mireia
Pucciarelli, Héctor Mario
Salzano, Francisco M.
Bau, Claiton H. D.
Bortolini, Maria Cátira
González-José, Rolando
author_facet Gómez Valdés, Jorge
Hünemeier, Tábita
Quinto Sánchez, Mirsha
Paschetta, Carolina A.
Azevedo, Soledad de
González, Marina Fernanda
Martínez Abadías, Neus
Esparza, Mireia
Pucciarelli, Héctor Mario
Salzano, Francisco M.
Bau, Claiton H. D.
Bortolini, Maria Cátira
González-José, Rolando
author_sort Gómez Valdés, Jorge
title Lack of support for the association between facial shape and aggression: a reappraisal based on a worldwide population genetics perspective
title_short Lack of support for the association between facial shape and aggression: a reappraisal based on a worldwide population genetics perspective
title_full Lack of support for the association between facial shape and aggression: a reappraisal based on a worldwide population genetics perspective
title_fullStr Lack of support for the association between facial shape and aggression: a reappraisal based on a worldwide population genetics perspective
title_full_unstemmed Lack of support for the association between facial shape and aggression: a reappraisal based on a worldwide population genetics perspective
title_sort lack of support for the association between facial shape and aggression: a reappraisal based on a worldwide population genetics perspective
publishDate 2013
url http://sedici.unlp.edu.ar/handle/10915/34136
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