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Emotion Overview and Theories

Oct 27, 2025

Overview

This lecture explores the definition, theories, universality, and cultural influence of emotions, distinguishing between basic universal emotions and culturally shaped emotional expressions.

Defining Emotion

  • Emotions include happiness, sadness, anger, excitement, etc.
  • Philosophers saw emotions as subjective experiences, separate from sensory input.
  • Modern psychologists define emotions as having three components: subjective experience, physiological response, and behavioral response.
  • The subjective experience is how an individual perceives an event.
  • Physiological response is how the body reacts (e.g., heart racing).
  • Behavioral response is how emotion is expressed (e.g., smiling, laughing).
  • Emotions are generally short-lived and intense, with specific causes.

Theories of Emotion

  • James-Lange Theory: Emotions arise from interpreting bodily reactions to external stimuli.
  • Cannon-Bard Theory: Emotional and physiological responses occur simultaneously and independently.
  • Psychologists now see emotion as the combination of subjective, physiological, and behavioral responses.

Emotion vs. Mood

  • Emotions are brief, intense, and tied to a specific cause.
  • Moods are milder, longer-lasting, and causes may be unclear.

Universality of Emotions

  • Charles Darwin proposed that emotional expressions are universal across humans and some animals.
  • Universal facial expressions help in recognizing emotions and avoiding danger.
  • Paul Ekman’s studies found six emotions—happiness, surprise, anger, disgust, sadness, and fear—are recognized across cultures, including in isolated groups.
  • Congenitally blind individuals exhibit the same facial expressions as sighted people, suggesting some expressions are innate.

Cultural Differences in Emotional Expression

  • Six basic emotions are universal, but complex emotions (like grief and jealousy) vary with culture.
  • Complex emotions are blends of basic emotions (e.g., hate = fear + anger + disgust).
  • Cultural differences impact how emotions are displayed and experienced.
  • Studies show Americans express more high-arousal emotions (excitement, irritation) than Easterners, who value low-arousal emotions (peacefulness, boredom).
  • Expression of emotion can change due to cultural assimilation.

Key Terms & Definitions

  • Subjective Experience — personal perception of an event.
  • Physiological Response — bodily reaction to experience (e.g., increased heart rate).
  • Behavioral Response — outward expression of emotion (e.g., facial expressions).
  • James-Lange Theory — emotions result from interpreting bodily responses.
  • Cannon-Bard Theory — emotions and physiological responses happen simultaneously and independently.
  • Universal Emotions — emotions recognized and expressed similarly across all human cultures.

Action Items / Next Steps

  • Review the six basic universal emotions and their facial expressions.
  • Reflect on examples of complex emotions and how culture influences emotion displays.
  • Prepare any assigned reading on emotion theories for the next class.