PSY - P 102 1st Edition Lecture 9Outline of Last Lecture I. Trait Perspective on Personality Outline of Current Lecture II. Trait Perspective on Personality III. 2 Representative Trait Theories IV. 5 Factor Model of PersonalityV. Personality Traits and Behavioral Genetics VI. Evaluating the Trait Perspective on PersonalityCurrent Lecture1. Trait Perspective on Personality - Trait theories of personality focus on identifying, describing and measuring individual differences - Trait: A certain consistent behavior- Surface traits: Traits easily inferred from observable behaviors - Source traits: Most fundamental dimensions of personality; broad basic traits; universal and few in number 2. 2 Representative Trait Theories - Raymond Cattell o Believed 16 personality factors represented essential source traits - Hans Eysenck o 3 dimensions Introversion- extraversion- Directs energy towards environment and other people rather thanself-experiences Neuroticism- emotional stability- Emotionally upset; emotionally even Psychoticism - Low: Warm and caring - High: Cold and hostile3. 5 Factor Model of Personality- Neuroticism These notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.o Even temper vs. Temperamental- Extraversiono Quiet vs. Talkative - Openness to Experience o Prefer routine vs. Prefer variety- Agreeableness o Suspicious vs. Trusting - Conscientiousnesso Lazy vs. Hardworking4. Personality Traits and Behavioral Genetics - Traits = Believed to be partially genetic - Behavioral genetics o Studies the effects of genes and heredity on behavior - Evidence for genetic influence is strong towards extraversion and neuroticism - Also due to environmental effects 5. Evaluating the Trait Perspective on Personality- Trait theories don’t really explain human personalityo Just label general predispositions- Does not explain why individual differences developo Genetics/Environment are vague reasons- Fails to address other important personality issueso Ex: unconscious mental processes, beliefs about self-influence
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