PPE 3003 1st Edition Lecture 7 Outline of Last Lecture I. Three Assumptions of Trait PsychologyII. People change III. Person by Situation InteractionIV. Person-Situation Interaction V. Personality Aggregation VI. Measurement Issues VII. Personality & Prediction VIII. Personnel SelectionIX. 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 LectureA. How has your personality changed?a. How has your personality changed?i. Changes in the Big 5ii. Impulsivity, aggressiveness, self-esteem, ectb. 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 agec. More agreeableness with aged. Changes in sensation-seeking and self-controli. 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 changei. Internal ii. Enduring D. Stability of Personality a. Implicit personality theories i. Entity theories1. Personality does not changeii. Incremental theorist 1. Personality can change E. Three forms of stability a. Rank order i. Individual’s position within the group b. Mean leveli. 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 coefficientsi. Correlation of different personality measures at the same point in time G. Personality Stability a. The Big 5 traits show moderate rank order stabilityi. r= .65, approximately b. the Big 5 traits also show moderate mean level stability c. People’s personalities generally become more stable as they aged. Cohort effects are an example of how the external environment can affect personality i. Ex: women becoming more assertive e. Personality is not completely stablei. Small changes in mean level stability ii. Personality can be changed through therapy 1. Outpatient drug rehab, some medications H. Entity of Incrementala. There is some evidence for
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