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CGS 2301, Jiahui Guo, Spring '25
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Emotion Definition
A positive or negative mental state that arises spontaneously and is often accompanied by physiological changes
Mood
Long term, self-sustaining mental state
Temperament
Tendency to experience particular emotions
Affect
Outward expression of emotions
The Hedonic Principle
All people are motivated to experience pleasure and avoid pain
Emotion “Fitness Meter”
Guides us towards good things
Guides us away from bad things
Creates unjust biases
Components of Emotion
Subjective Feeling
Behavior
Physiological Response
Subjective Feeling
Subjective valence (bad to good) and arousal (low to high)
Behavior
Approach or avoid
Physiological Response
Rest and digest or fight and flight
Six Basic Emotions
Anger
Fear
Disgust
Suprise
Happiness
Sadness
Contempt
A feeling of disdain or dislike toward someone perceived as unworthy or inferior. Some people consider it to be a 7th basic emotion, but others do not.
Ekman, P., & Friesen, W. V. (1971)
Faces across cultures are similar for the same emotions
James-Lange Theory
Events cause physiological arousal (i.e., increased heart rate, flight-or-flight response), and emotion is the interpretation of this arousal
Cannon-Bard Theory
Events cause both arousal and emotion at the same time
Two-Factor Theory
Emotion is determined by both physiological state and cognitive appraisal of the situation
Misattribution of Arousal
The process of attributing emotional responses to the wrong source or cause, leading to incorrect feelings or interpretations of a situation.
Dutton, D. G., & Aron, A. P. (1974).
An attractive female experimenter stood in front of a “safe” or “scary” bridge. Men who walked across the “scary” bridge would call the phone number, incorrectly associating their arousal from the bridge to the experimenter.
Damasio, 1994
Primary emotions are hardwired through the limbic system and cause a physiological response.
Secondary Emotions require conscious deliberate cognitive evaluation, possible also activating the limbic system, before moving to a primary route
Hard-wired through limbic system (Primary Emotion)
A stimulus activates the system, which is associatively conditioned and pre-organized
Physiological Response (Primary Emotion)
From hypothalamus, which activates the endocrine system and neurotransmitters to form an internal response.
Yiend (2009)
Emotional Stroop Task - People were slower to name high-emotion words than neutral words: Anxiety is associated with extreme effects on emotional stroop tasks.
Kensinger et al (2006 and 2007)
Memory Task: Negative emotion enhances memory
Van’t Wout, M., Chang, L. J., & Sanfey, A.G. (2010).
Ultimatum Game: Participants in the emotional reappraisal group accepted more offers than participants in the suppression group
Self-Reference Effect
Memory for a word is improved by relating the word to the self.
Rogers et al. (1977)
Tested four conditions: physical characteristics, rhyming, meaning, and self-reference, and found that participants showed the best memory for words that described themselves.
Kesebir & Oishi (2010) Study 2
The farther a friend’s birthday was from their own, the less likely they were to remember.
Kelley et al., (2002)
Self-referential processing activated medial prefontal cortex (mPFC) and the posterior cingulate cortex (PCC)
Default Mode Network (DMN)
Large-scale brain network that contains mPFC, PCC, and the angular gyrus. Most active when the brain is “at rest”, and decreases activity with an attention-demanding task.
Davey et al. (2016)
Substantial spatial overlap in self-referential processing and resting state processing, suggesting self-related processes are driven by PCC activity and moderated by mPFC activity.
Theory of Mind
The ability to attribute separate mental states to oneself and to others.
Mental States
Beliefs, intents, desires, knowledge
Mindblindness
The inability to develop an awareness of what is in the mind of others.
Wimmer & Perner, 1983
False Belief Task:
None of 3-4 year olds were correct
57% of 4-6 year olds were correct
86% of 6-9 year olds were correct
For those who could correctly identify the location of the ball, 85% also correctly direct a friend to the correct location/foe to the incorrect location, suggesting they can not only represent this information, but use it strategically.
Temporo-pariteal junction (TPJ)
Posterior region of the lateral sulcus.
Saxe & Kanwisher (2003)
Showed that the TPJ is separate from extrastriate body area (EBA), the TPJ doesn’t respond to false representations in non-social contexts, and responds more when people read stories about people’s mental states compared to their physical states.
Schurz et al. (2014)
Meta-analysis found mPFC activation (along with TPJ) across multiple ToM studies, suggesting mPFC is a core network for ToM.
Richardson & Saxe, 2019
Shows Narrative Anticipation Effect: on second viewing of the movie, ToM regions activate earlier, and even earlier for older kids.
Duchenne Smile
Genuine smile, involves muscles of both eyes and mouth
Pan-American Smile
Polite smile, only involves muscles around mouth
Microexpressions
Facial expressions that occur within a fraction of a second
An attempt to conceal emotion, according to Paul Ekman.
Self and Other in DMN
Integrates new external information (perception) and existing internal information (LTM) to form rich, context-dependent models of the world that can change over time. DMN is also involved in the tendency of social brains to align thoughts and actions.
Zaki & Ochsner (2012)
Empathy has three major components
Mentalizing
Cognitive Empathy, Perspective Taking, ToM
Experience Sharing
Affect empathy, shared self-other representations, emotional contagion
Prosocial Concern
Empathetic motivation, sympathy, emphatic concern
Emotional Contagion
One person’s emotional state influencing those around them.
Sympathetic Concern
Experiencing someone else’s distress or concern for someone else’s well-being.
Perspective Taking
Understanding someone’s point of view
Singer & Lame, 2009
Sharing the emotions of others is associated with activity in regions associated with first-hand experience of that emotion.
Singer et al. (2004)
Vicariously experiencing pain activates the same network as is activated when we experience pain - aka. the pain matrix
Phillips et al. (1997)
Viewing pictures of disgusted faces activates the insula and greater
disgust leads to greater activation.