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Infants begin to babble speech sounds between 1 and 3 months of age.
Erik Erikson
A psychologist known for his theory on psychosocial development across the lifespan, identifying stages of growth from infancy to late adulthood.
Internalizing Behaviors
Behaviors by which emotional problems are turned inward; for example, anxiety or depression.
Externalizing Behaviors
Behaviors by which a child acts out emotional difficulties; for example, aggression or hostility.
Family Atmosphere
The overall mood, dynamics, and characteristics of interactions within a family, including elements of support, communication, conflict, and emotional warmth.
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