?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=The+Secrets+of+Faces&rft.creator=Enquist%2C+Magnus&rft.creator=Ghirlanda%2C+Stefano&rft.subject=Behavioral+Analysis&rft.subject=Behavioral+Neuroscience&rft.subject=Ethology&rft.subject=Evolution&rft.subject=Theoretical+Biology&rft.subject=Cognitive+Psychology&rft.subject=Evolutionary+Psychology&rft.subject=Perceptual+Cognitive+Psychology&rft.description=This+is+a+comment+on+an+article+by+Perrett+et+al.%2C+on+the+same+issue+of+Nature%2C+investigating+face+perception.+With+computer+graphics%2C+Perrett+and+colleagues+have+produced+exaggerated+male+and+female+faces%2C+and+asked+people+to+rate+them+with+respect+to+femininity+or+masculinity%2C+and+personality+traits+such+as+intelligence%2C+emotionality+and+so+on.+The+key+question+is%3A+what+informations+do+faces+(and+sexual+signals+in+general)+convey%3F+One+view%2C+supported+by+Perrett+and+colleagues%2C+is+that+all+aspects+of+sexual+signals+convey+important+information+about+partner+quality.+We+suggest+instead+that+the+interaction+between+the+signal+and+the+receiver's+nervous+system+can+result+in+the+evolution+of+sexual+traits+not+linked+to+partner+quality.&rft.date=1998-08&rft.type=Newspaper%2FMagazine+Article&rft.type=NonPeerReviewed&rft.format=application%2Fpostscript&rft.identifier=http%3A%2F%2Fcogprints.org%2F172%2F2%2Ffaces1.ps&rft.identifier=++Enquist%2C+Magnus+and+Ghirlanda%2C+Stefano++(1998)+The+Secrets+of+Faces.++%5BNewspaper%2FMagazine+Article%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F172%2F