Negative correlations have been reported between bilateral amygdalavolume and life history of aggression (Matthies et al., 2012) and between trait anger and local gray matter volume in the left amygdala (Reuter et al., 2009) in healthy subjects.
A negative correlation between aggressiveness and local gray matter volume in the left amygdala has been reported for adolescents with conduct disorder (Sterzer et al., 2007).