Amygdala and aggression

Pardini et al

psychopathic personality traits and higher than normal levels of aggression were apparent from childhood

individuals with smaller amydalas were 3x more likely to exhibit aggression, violence and psychopathic tendencies

Cannon and Britton

Sham Rage- describes an emotional state in animals

Severed neural connections to the cortex of cats. When provoked the cats displayed emotional behaviour associated with rage and aggression

Raine et al

Brain structure of NGRI murders compared to non-murderers. Lower level of glucose metabolism in the PFC of murders brains. The PFC is linked to impulse control/ impulsivity

Glenn et al

studied the neural circuitry underpinning amygdala functioning. Psychopaths have reduced amygdala functioning during moral decision-making