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Lecture 1

PS102 Lecture Notes - Lecture 1: Heredity, The Big Questions, Critical Period

Course Code
Joanne Lee

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Lecture 1 – Chapter 11 – Tuesday January 5, 2016
Developmental Psychology
The Biopsychosocial Framework
Human development is a result of interacting forces (life-cycle
Three forces aect life-cycle forces (some events aect people
dierently; where we are in the life-cycle)
oBiological forces
oSociocultural forces
Interpersonal, support, society (individualistic vs.
communism), culture
oPsychological forces
Perceptual, cognitive, emotional factors
Developmental Psychology
Examines changes in biological, physical, psychological, and
behavioural processes as we age
Helps us better understand ourselves
oHelps us understand how genetic factors eect our
personality, and how our childhood aects our
Helps us learn more about children
Better understand how to interact with children
Gain a greater appreciation of development through life
oAppreciate parents and grandparents more
Allows us to know what is typical (normal) development and
atypical (abnormal) development
The Big Questions
Critical and sensitive periods
oCritical period = age where experiences must occur
When you pass the certain age, you can’t go back
Ex. If you deprive a baby of visual light, their visual
system won’t develop
oSensitive periods = optimal age range
When you pass the period, you can still learn
Nature and nurture
oIs it the environment or heredity?
Lung and skin cancer vs. brain and bone cancer
Continuity vs. discontinuity
oGradual or stages?
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