Final answer:
Blair's research during 2006-2008 likely focused on dysfunctions in specific parts of the brain in psychopaths, such as the amygdala and the vmPFC, that regulate emotions and social behavior.
Step-by-step explanation:
The question asks about the propositions made by Blair during the years 2006 to 2008 regarding brain function in psychopaths. While the provided references do not contain direct information about Blair's proposals, it is known from other literature that Blair has been a significant contributor to the neuroscience of morality and conduct disorders. Blair's research often suggests that psychopaths exhibit specific dysfunctions in the areas of the brain related to emotions, particularly areas that process the emotion of fear and the anticipation of punishment. For example, psychopaths have been shown to have reduced activity in the amygdala, which is a brain region involved in processing emotional responses and fear. Additionally, they may show impaired functioning in the ventromedial prefrontal cortex (vmPFC), which plays a role in decision-making and in moderating social behavior .These brain abnormalities are thought to contribute to the characteristic traits of psychopathy, which include a lack of empathy, shallow emotions, and a tendency toward impulsive behavior. Blair's work has enhanced the understanding of the neurological underpinnings of these traits, offering insight into both diagnosis and potential avenues for treatment.