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Distress that is sometimes experienced by infants when they are separated from their primary caregivers.
separation anxiety
The process by which new information is placed into pre-existing categories
assimilation
The process of adjusting existing ways of thinking to encompass new information, ideas, or objects
accommodation
In humans, the stage of life from birth to age two.
infancy
The level of moral development at which a person makes judgments based on conventional standards of right and wrong
conventional moral reasoning
A leadership or parenting style based on recognized authority or knowledge and characterized by mutual respect.
authoritative
An automatic, unlearned response to a sensory stimulus.
reflex
An active and intense emotional relationship between two people that endures over time.
attachment
The process by which animals form strong attachments during a critical period very early in life.
imprinting
A leadership or parenting style that stresses unquestioning obedience.
authoritarian
The branch of psychology that studies the physical, cognitive, and social changes that occur throughout the life cycle.
developmental psychology
The value or worth that people attach to themselves
self-esteem
The stage of life that follows infancy and spans the period from the second birthday to the beginning of adolescence
childhood
The fear of strangers that infants commonly display.
stranger anxiety
An active and intense emotional relationship between two people that endures over time.
attachment
In Piaget’s theory, the inability of the preoperational child to understand another’s point of view.
egocentrism
The level of moral development at which a person makes judgments based on conventional standards of right and wrong
conventional moral reasoning
The awareness people and objects continue to exist even when they cannot be perceived
object permanence
An expression of esteem given only when an individual has exhibited suitable behavior.
conditional positive regard
Developmental changes that occur as a result of automatic, genetically determined signals.
maturation