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Trait Theories. Explain differences between people in terms of stable personality traits Modern day psychologists have found 5 personality dimensions that span cultures. The 5 Factor Theory. Extraversion Neuroticism Conscientiousness Agreeableness Openness to Experience. Extraversion.
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Trait Theories • Explain differences between people in terms of stable personality traits • Modern day psychologists have found 5 personality dimensions that span cultures
The 5 Factor Theory • Extraversion • Neuroticism • Conscientiousness • Agreeableness • Openness to Experience
Extraversion Outgoing Withdrawn Neuroticism Stable Unstable The 5 Factor Theory
Agreeableness Low High Conscientiousness Undependable Dependable The 5 Factor Theory
Openness to Experience Closed Open The 5 Factor Theory
The 5 Factor Theory • Helpful in predicting general trends in behavior • Too general to predict behavior in a specific situation
Personality & Heredity Heritability can be calculated by comparing traits of twins reared together and twins reared apart
Heritability, Big 5 Traits (Minnesota Study)
Heritability, Extraversion (Minnesota Study)
Heritability, Neuroticism (Minnesota Study)
Heritability, Conscientiousness (Minnesota Study)
Heritability, Agreeableness (Minnesota Study)
Heritability, Openness (Minnesota Study)
Behaviorist Theory Behavior determined by: • Reward • Punishment • Classical conditioning
Social Cognitive Theory • Bandura's Reciprocal Determinism and Self-Efficacy • Rotter's Locus of Control
Reciprocal Determinism Environment Personal Cognitive Factors Behavior
Self-Efficacy • One's perception of personal effectiveness • One of Bandura's personal/cognitive factors
Self-Efficacy Beliefyou will dowell Greatereffort &persistence Success
Self-Efficacy Beliefyou will dopoorly Lesseffort &persistence Failure
Optimismabout the future Takingaction Internal Locus Belief you control your fate
Pessimismabout the future Doingnothing Internal Locus Belief you don’tcontrol your fate
The Person: Beliefs and Behaviors • Humanistic psychology • Abraham Maslow • Self-actualization • Oceanic feelings (flow) • Carl Rogers • Client-centered therapy • Unconditional positive regard
The World: Social Influences on Personality • Birth order • Peer relationships: Personality development by peer pressure • Sex differences in personality: Nature and nurture • Culture and personality: Are there national personalities?
Assessment • Observation • Interviews • Rating Scales • Inventories • Projective Tests
Problems • Observations, interviews, & rating scales suffer from reliability problems & the halo effect • Halo Effect: Assuming that someone with one favorable trait has many others as well
The MMPI-2 • The most widely-used inventory • Consists of 567 true-false questions
The CPI • An MMPI-like test designed for normal individuals • The MMPI is more useful for clinical purposes, the CPI for normal populations
Projective Tests • The Rorschach Inkblot Test • The Thematic Apperception Test (TAT)
The Rorschach Subject tells what each blot looks like and what aspect of the blot triggered that response
The Rorschach • Responses scored on use of parts vs. wholes, movement, content, use of color • Criticized for lack of reliability, low validity (inability to predict behavior)
The TAT • Consists of 19 vague or ambiguous drawings • Person describes what is happening in each
The TAT A TAT-like picture: Criticized for low reliability & for reflecting temporary states rather than long-term traits
Sentence Completion • A projective test requiring completion of open-ended sentences • May be more reliable than the TAT
Magazine Quizzes • "Personality" tests in popular magazines often use vague terms and rely on the the "Barnum Effect" "Always have a little something for everybody.”(Famed circus owner P.T. Barnum) • In this case involves having everyone's assessment be vague (so it fits) but positive (so you'll believe it)
Sigmund Freud Assumptions: • Traits transcend situations • Personality formed in childhood
Freudian Theory Personality components • Id: Concerned with drive satisfaction, provides the motive power; follows the pleasure principle (the horse) • Ego: Rational thought; controls & channels id; follows the reality principle (the rider) • Superego: Oversees balance between ego & id; internalized parental control; much like a conscience
Freudian Theory • The Libido: The sexual life energy that drives the id; other researchers dispute Freud's sexual emphasis • The Conscious: Consists of things you are currently aware of; constantly changing • The Preconscious: Consists of things in long term memory that influence behavior; could be retrieved if desired • The Subconscious: Consists of things you're unaware of but that influence you; the primary personality component
Freudian Theory The Unconscious: • The primary personality component • Consists of things you're unaware of but that influence you • Can't be tapped directly • Reflected in slips of the tongue, dreams, etc.
Freudian Theory: Stages Psychosexual Stages(source of libido satisfaction) Oral (0-1 year) Anal (1-3 years) Phallic (3-6 years) Latency (6-puberty) Genital (from puberty)
Freudian Theory: Stages Oral Stage: • Libido gratification comes from oral exploration of the world • Infant learns to trust in others, esp. for food Oral Personality: • Problems in the oral stage supposedly lead to pessimism about the world, hostility or passivity
Freudian Theory: Stages Anal Stage: • Kids learn about delay of gratification • Kids gain pleasure and libido satisfaction from being in control Anal Personality: • Problems in the anal stage supposedly lead to either excessive orderliness or excessive messiness
Freudian Theory: Stages Phallic Stage: • Freud believed sex-role identification occurred • Mechanisms included castration anxiety (boys) & penis envy (girls) Phallic Personality: • Problems in the phallic stage supposedly lead to sex-role identification problems, promiscuity, vanity, or excessive chastity
Freudian Theory: Stages Latency Stage: • A time of focus on achievement and mastery of skills • Libido is channeled into mastery activities • Freud thought little of interest happened here • Others have argued the sense of self-esteem is established here
Freudian Theory: Stages Genital Stage: • The time of mature personality, intimacy with others • Libido satisfied by adult- type sexual activity
Freudian Theory: Defense Defense Mechanisms • Methods for dealing with anxiety • Freud thought some more mature than others Denial Repression Projection Formal Reaction Rationalization Regression Displacement Sublimation
Denial • Refusing to accept that the feeling is present or that the event occurred • A very primitive mechanism • Example: preschoolers will convince themselves they didn't do something they wish they hadn't "Firecrackers? No, I never use firecrackers!"