PPE 3003 1st Edition Lecture 7 Outline of Last Lecture I Three Assumptions of Trait Psychology II People change III Person by Situation Interaction IV Person Situation Interaction V Personality Aggregation VI Measurement Issues VII Personality Prediction VIII Personnel Selection IX Myers Briggs Type Indicator X Hogan Personality Inventory Outline of Current Lecture I How has your personality changed II Personality changes III Changes in personality IV Stability of Personality V Three forms of stability VI Measuring Stability VII Personality Stability VIII Entity of Incremental Current Lecture A How has your personality changed a How has your personality changed i Changes in the Big 5 ii Impulsivity aggressiveness self esteem ect b How do you think your personality might change in the future c Are the changes positive or negative B Personality changes a Less anxiety and negative emotional experience with age less neuroticism b More conscientiousness with age c More agreeableness with age d Changes in sensation seeking and self control i Some personality changes are associated with changes in the brain and body e Maturity principle C Changes in Personality a Two defining qualities of true personality change i Internal ii Enduring D Stability of Personality a Implicit personality theories i Entity theories 1 Personality does not change ii Incremental theorist 1 Personality can change E Three forms of stability a Rank order i Individual s position within the group b Mean level i How stable is a characteristic within a population over time c Personality Coherence i Does the same characteristic manifest itself differently over time F Measuring Stability a Longitudinal studies b Stability coefficients i Correlation of same personality measure at two different points in time 1 Test retest c Validity coefficients i Correlation of different personality measures at the same point in time G Personality Stability a The Big 5 traits show moderate rank order stability i r 65 approximately b the Big 5 traits also show moderate mean level stability c People s personalities generally become more stable as they age d Cohort effects are an example of how the external environment can affect personality i Ex women becoming more assertive e Personality is not completely stable i Small changes in mean level stability ii Personality can be changed through therapy 1 Outpatient drug rehab some medications H Entity of Incremental a There is some evidence for both
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