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Bell, Silvia M. – Child Develop, 1970
Results indicate that (1) babies have better concept of person than object as permanent, but there are important individual differences, (2) rate of person permanence development is related to infant-mother attachment, and (3) rate of person permanence development affects object permanence development. (MH)
Descriptors: Cognitive Development, Concept Formation, Early Experience, Infant Behavior
Ainsworth, Mary D. Salter; Bell, Silvia M. – Child Develop, 1970
An earlier version of this paper was presented at the annual meeting of the American Psychological Association at San Francisco, September 1968, in a symposium, "Attachment Behavior in Humans and Animals." (DR)
Descriptors: Adjustment (to Environment), Affection, Affective Behavior, Infant Behavior
Goldberg, Susan; Lewis, Michael – Child Develop, 1969
Portions of this paper were presented at the 1967 meeting of the Society for Research in Child Development, New York.
Descriptors: Behavior Patterns, Child Development, Infant Behavior, Infants