tag:blogger.com,1999:blog-7785493.post2681843472374568429..comments2024-01-04T04:11:55.717+02:00Comments on Dienekes’ Anthropology Blog: Facial shape uncorrelated with aggressionDienekeshttp://www.blogger.com/profile/02082684850093948970noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-7785493.post-33034480682366738942013-01-29T19:55:37.487+02:002013-01-29T19:55:37.487+02:00Here we show that 4,960 individuals from 94 modern...<i>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. </i><br /><br />No sexual dimorphism in fWHR.<br /><br /><i>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</i><br /><br />An <b>ethnically heterogeneous</b> sample shows no correlation between agression and fWHR.<br /><br /><i> no significant correlation between this facial trait and reproductive success</i><br /><br />In a non-fecund society where intercourse has been decoupled from reproduction, there's no correlation between fWHR and number of children.<br /><br />Seems like the only significant finding is that fWHR isn't sexually dimorphic - there are too many confounding factors for anything else.Anthonyhttps://www.blogger.com/profile/12389602137217799305noreply@blogger.comtag:blogger.com,1999:blog-7785493.post-90654774553945856482013-01-26T21:19:36.060+02:002013-01-26T21:19:36.060+02:00"all the databases matched with the general d...<i>"all the databases matched with the general definition of fWHR (the ratio of bizygomatic breadth to nasion-prostion height)"</i><br /><br />I would be interested to see this reproduced for nasion-subspinale:bizygomatic or supraorbital foramen-supspinable:bizygomatic differences rather than nasion-prosthion:bizygomatic.<br /><br />Nasion-prosthion has the quality of being affected by the entire increase in size of the lower maxilla (which increase in size along with the mandible) in males (due to larger facial size and allometry), which may "wash out" the effect of absolutely greater facial widths either in some populations or generally (fyi for anyone who does not know, the prosthion is the lowest point on the maxilla and the subspinale being the lowest point on the nasal opening).Matthttps://www.blogger.com/profile/04517454865405705885noreply@blogger.com