Biological bases of extraversion: psychophysiological evidence.

  title={Biological bases of extraversion: psychophysiological evidence.},
  author={Robert M. Stelmack},
  journal={Journal of personality},
  volume={58 1},
There is a good deal of evidence, particularly from electrodermal and electrocortical recording procedures, that introverts exhibit greater reactivity to sensory stimulation than extraverts. There is little evidence that introverts and extraverts differ in base level of arousal in neutral conditions, and there is no clear evidence that their differences in sensitivity to stimulation are determined by differences in attentional state. Faster auditory brainstem evoked response latencies observed… CONTINUE READING

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