Psych 105-ucsb-fall-2011-lecture 1-ch 02_Themes_guiding_ideas_slides

Psych 105-ucsb-fall-2011-lecture 1-ch 02_Themes_guiding_ideas_slides

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9/20/2011 1 Psych 105: Developmental Psychology Tamsin German Objectives Basic questions of developmental psychology Describing development Explaining development Designing developmental studies… types of developmental design Overview of basic theoretical ideas Biology/environment (AKA nature and nurture) Do we have a general purpose brain or multiple specialized mental organs? What is developmental psychology? A science involving the description and explanation of changes over time in the structure, thought or behavior of a person. Note… not ‘just development’. Always development in relation to a specific ability or trait: understanding the physical world understanding the social world Language emotion personality morality gender Two types of question: Description of change Does an ability change with (usually, increasing) age? What is the nature of the earlier capacity? What is the nature of the later capacity? Explanation of change If developmental change is established, why and how does it occur (at the age that it does)? Describing Developmental Change Cross sectional versus longitudinal Compare a group of 3 year olds … … to a different group of 5 year olds: … to the same kids two years later Cross sectional design Advantages Avoid subject loss/ repeat testing Disadvantages Uninformative about individual differences in pattern of development Cohort effects Advantages Reveals individual patterns of change Avoids cohort effects Disadvantages Time consuming & expensive Subject loss & survivorship effects Repeat testing
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Psych 105-ucsb-fall-2011-lecture 1-ch 02_Themes_guiding_ideas_slides

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