1047 words 5 pages
•behaviourism-the study of behaviour in an objective way.
•social learning theory/cognitive behaviourism
•attachment theory
•evolutionary theory
•behavioural genetics
•Piaget’s theory of cognitive development
•Erikson’s theory •developmental systems Define and describe the following research methods •correlational study
•experimental study
•cross sectional study
•longitudinal study

Study Questions 1. Define cohort and briefly summarize at least one major difference in how different cohorts, past and present, are experiencing childhood, old age, and adulthood (pp. 5-9).

Cohorts are the birth group we grow up with through life.
The past childhood cohort was growing up in a time when there wasn’t
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The way their personality and talents combined is a study of how their adopted parents affect them compared to their genetics. Janet Belsky draws the conclusion that nature shapes our nurture and that we the need the right nurture to express our nature. 5. Summarize Piaget’s theory of cognitive development and Erikson’s theory of psychosocial tasks. How is Piaget’s theory similar to and different from Erikson’s theory? Your answer should include a definition for the major concepts of each theory (pp. 21-23).

Piaget’s theory of cognitive development was that children go through 4 qualitative stages of life stages of intellectual growth. He believed that mental growth happened through assimilation which eventually leads to accommodation in later years. Assimilation involves fitting environmental input to our existing mental capacities. Erikson’s theory was that people were shaped by our sexuality and that our learning did not stop after our childhood years, but that our learning continued on in our entire life. He believed that each psychosocial task could not be completed unless we have learnt the one previous and that they built on one another. Psychosocial tasks are each challenge we face as we go through the eight stages of the lifespan.

6. Compare and contrast the correlational approach with the experimental approach. Your answer should include a description of each


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