Understanding Human Personality Development

Jan 28, 2025

Lecture Notes

Chapter 1: People/The Person

Three Layers of Personality

  • Dispositional Traits
    • Focus on Big 5 Traits: Extraversion, Openness, Neuroticism, Agreeableness, Conscientiousness.
    • Views people as social actors.
  • Characteristic Adaptations
    • Focus on motivations, desires, goals, beliefs, and values.
    • Views people as motivated agents.
    • Adaptations change over time and with context.
  • Integrative Life Stories
    • Views person as an author of their life story.
    • Focuses on making meaning of life and identity.

Criteria for a Good Scientific Theory of Personality

  1. Comprehensiveness: Explains broad scope of human nature.
  2. Parsimony: Simple, clear explanations.
  3. Coherence: Logical consistency.
  4. Testability: Must be testable through hypotheses.
  5. Empirical Validity: Supported by data and research.
  6. Usefulness: Practical applications.
  7. Generativity: Inspires new ideas and research.

Strengths and Limitations of Personality Measures

  • Self-report Measures
    • Strength: Quick data collection.
    • Limitation: Bias and lack of self-awareness.
  • Informant/Peer Report Measures
    • Strength: External perspectives.
    • Limitation: Possible biases and limited information.
  • Naturalistic Observations
    • Strength: Real-world behavior.
    • Limitation: Observer effects, time-consuming.

Correlational vs. Experimental Designs

  • Correlational Designs
    • Examine relationships between variables.
    • Limitation: Cannot determine causation.
  • Experimental Designs
    • Manipulate variables to determine effects.
    • Limitation: Ethical concerns and practical application.

Chapter 2: Evolution of Human Nature

Six Big Steps in Human Evolution

  1. Bipedalism: Ability to stand upright.
  2. Tool Use: Creation and use of primitive tools.
  3. Meat Consumption: Social cooperation in hunting.
  4. Fire Use: Cooking and dietary improvements.
  5. Campsites: Organization of domestic activities.
  6. Culture: Development of language, art, and agriculture.

Gene-Culture Coevolution

  • Biology and culture work together to shape behavior.
  • Cultural expertise increases fitness and drives genetic changes.

Altruism from an Evolutionary Perspective

  • Kin Selection: Helping relatives to promote genetic success.
  • Reciprocal Altruism: Expectation of future help.
  • Reputational Benefits: Enhancing social status through altruistic acts.

Dominance vs. Prestige Strategies

  • Dominance: Involves intimidation and power.
  • Prestige: Involves competence and admiration.

Chapter 3: Social Learning and Culture

Four Steps of Observational Learning

  1. Attention: Focus on the model's behavior.
  2. Retention: Encode and remember the behavior.
  3. Motor Reproduction: Ability to replicate behavior.
  4. Motivation: Desire to imitate behavior.

Four Styles of Parenting

  • Authoritative: High demand, high responsiveness.
  • Authoritarian: High demand, low responsiveness.
  • Permissive: Low demand, high responsiveness.
  • Neglectful: Low demand, low responsiveness.

Social Class and Behavior

  • Higher Social Class: Promotes autonomy and offers enrichment opportunities.
  • Lower Social Class: Promotes vigilance and security.

Collectivism vs. Individualism

  • Collectivist Cultures: Group-oriented, common in Asian and African societies.
  • Individualistic Cultures: Self-oriented, common in Western societies.