Human Amygdala Tracks a Feature-Based Valence Signal Embedded within the Facial Expression of Surprise.

@article{Kim2017HumanAT,
  title={Human Amygdala Tracks a Feature-Based Valence Signal Embedded within the Facial Expression of Surprise.},
  author={M Justin Kim and Alison Mattek and Randi H. Bennett and Kimberly M. Solomon and Jin Shin and Paul J. Whalen},
  journal={The Journal of neuroscience : the official journal of the Society for Neuroscience},
  year={2017},
  volume={37 39},
  pages={9510-9518}
}
Human amygdala function has been traditionally associated with processing the affective valence (negative vs positive) of an emotionally charged event, especially those that signal fear or threat. However, this account of human amygdala function can be explained by alternative views, which posit that the amygdala might be tuned to either (1) general emotional arousal (activation vs deactivation) or (2) specific emotion categories (fear vs happy). Delineating the pure effects of valence… CONTINUE READING
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