Unit 3: Developmental Psychology

Prenatal

before birth

Infancy

0-2 years

Childhood

3-9 years

Adolescence

10-19 years

Adulthood

20-75+ years

Developmental Psychology

study of physical, cognitive, and socio-emotional development throughout a lifespan

Stability and Change

which traits persist throughout life and which change as we age

Nature v. Nurture

how do genetics and the environment interact to determine how we think, feel, and act

Continuous v. Discontinuous

which parts of our development are gradual and which are in separate stages

Longitudinal Research

research design to study the same group of participants over an extended period

Cross-Sectional Research

research design to study different groups of individuals at a specific point in time; compares variables across these groups to identify patterns, differences, or associations