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The research on sex differences in terms of the use of strong swear words show that males have the inclination to utter strong swear words and to display aggressive actions more than females. Correspondingly, recent discoveries stress that females have larger volumes of orbital frontal cortex that modulates anger and aggressiveness created by the amygdala which might be related to sex differences...
In his research on the bilingual brain, Hagen (2008) shows adult learners’ foreign language achievement variability and universal success of language acquisition by children as the reflections of minimal intergroup and maximum intragroup contact in our ancestral societies. However, his arguments are criticized by Hirschfeld (2008) who states that the capacity of children to acquire multiple languages...
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