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| Aggression | 2 |
| Interaction Process Analysis | 2 |
| Age Differences | 1 |
| Data Analysis | 1 |
| Data Collection | 1 |
| Environment | 1 |
| Family Environment | 1 |
| Foreign Countries | 1 |
| Imitation | 1 |
| Infants | 1 |
| Intervals | 1 |
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| Child Development | 2 |
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| Journal Articles | 1 |
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Peer reviewedPatterson, G. R. – Child Development, 1974
Describes procedures for identifying stimuli in the natural environment whose presence was associated with altered probabilities for both the initiation and persistence of noxious responses. (Author/SDH)
Descriptors: Aggression, Data Analysis, Data Collection, Environment
Peer reviewedAbramovitch, Rona; And Others – Child Development, 1980
Thirty-six pairs of mixed-sex siblings were observed for two 1-hour periods in their homes. The younger siblings averaged 20 months of age and the interval between siblings was either large or small. Results are compared with a previous study of same-sex sibling interaction. (Author/RH)
Descriptors: Age Differences, Aggression, Foreign Countries, Imitation
