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Lewis, Michael; Sullivan, Margaret Wolan – Merrill-Palmer Quarterly, 1985
Designed to explore (1) developmental changes in exact and partial imitation of manual and facial movements, (2) model differences, and (3) gesture differences, this study observed infants at 2, 12, and 24 weeks of age. A hypothesis is proposed that links early nonselective behaviors and attributed imitation to emergence of imitative behavior…
Descriptors: Age Differences, Behavior, Behavior Patterns, Body Language
Lewis, Michael – 1975
Theories and descriptions of various infant fear behaviors are presented in this paper. Five examples of fear are given: (1) learned fear, in which the infant associates some unpleasant action with an agent, (2) unlearned fear, in which the infant experiences an intense sensory phenomena such as a loud noise, (3) stranger anxiety, (4) fear caused…
Descriptors: Affective Behavior, Behavior Patterns, Emotional Development, Expectation