Emotion

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Emotion

• Emotion
• a response of the whole organism
• physiological arousal
• expressive behaviors
• conscious experience

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Theories of Emotion

• Does your heart pound because you are afraid...
  or are you afraid because you feel your heart
  pounding?

3
James-Lange Theory of Emotion

• Experience of emotion is awareness of
  physiological responses to emotion-arousing
  stimuli

4
Cannon-BardTheory of Emotion

• Emotion-arousing stimuli simultaneously trigger
• physiological responses
• subjective experience of emotion

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Schachters Two-Factor Theory of Emotion

• To experience emotion one must
• be physically aroused
• cognitively label the arousal

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Cognition and Emotion

• The
• brains
• shortcut
• for
• emotions

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Two Routes to Emotion
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Emotions

• Induction
• Mood induction stories, movies, memories
• Reward/punishment
• Emotional stimuli, e.g., Lange pictures
• Measurement and assessment
• Direct self-report
• Indirect choosing actions
• Facilitation/inhibition of response
• Emotional Stroop
• Psychophysiological variables
• Autonomic nervous system functions
• Skin conductance (SCR, GSR)

9
Emotions

• and Cognition
• Zajonc vs. Lazarus
• Affective judgements precede cognition and
  experience
• Evaluation must precede emotional reaction

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Emotions

• Limbic system
• Old
• MacLean
• Hippocampus center
• Integration of external and internal ? emotion

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Emotions

• Orbitofrontal cortex
• Ventromedial
• Phineas Gage
• Dimasio
• Lateral
• Sir Edmund Rolls
• Learning

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Emotions

• Amygdala
• Short circuit to emotional experience
• LeDoux
• Post Traumatic Stress
• Interaction with Frontal Lobe, Davidson

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Emotion
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Emotion

• If a robot behaves as if it feels, does it really
  have emotion?
• What is emotion?
• Dimasio
• Emotions
• Behaviors
• Operational definition
• Feelings
• Private subjective experience
• Is consciousnesss required?
• For behavior? Feelings?
• What about robots?
• Subliminal snakes/spiders w/ shock -gt heartrate
  increase
• Absence seizure
• absent during seizure and perform some act
  without emotion

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Emotion

• Is our gut response reliable?
• Spiders and snakes
• Subliminal
• Shock
• Accurate heart rate perception caused?
• Autonomic responses useful?
• What is emotion?
• Dimasio and the gambling task
• First to show an area associated with emotional
  response in frontal lobe
• Phinneas Gage