Frustration has been primarily investigated in relation to aggressive behaviors, but may elicit other behaviors depending on the responses available to the individual. To test the effects of task frustration and task success on subsequent group behavior, college women (N=80) were randomly assigned to one of four conditions: task success, task…

In a group of 20 severely to profoundly mentally retarded adults, an interactional dominance hierarchy was obtained by observing the frequency of patient contacts, the duration of contact, and the frequency of contact initiation. It was found that 17 of the 20 patients studied displayed territorial behavior. (Author)

This study is an attempt to apply ethological tools of observation and analysis to the social behavior of 25 communally-reared children, ages 6 months to 4 years. The focus of this analysis is aggression and dominance relations. Findings indicate that: (1) agonistic behavior reveals stable and linear dominance hierarchies for children from 6…