However, there is an important difference between associative behaviour, such as learning to respond appropriately to an angry voice, and recognizing a range of very different cues that go together to
indicate emotional arousal in another.
Research in adults
indicates that high IS is linked to greater
emotional arousal [38, 39], less alexithymia [40], and, interestingly, also better downregulation of negative affect via cognitive reappraisal [41].