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Keyton, Joann; Springston, Jeffery K. – 1989
A study examining small group performance replicated and extended a previous study by L. Kelly and R. L. Duran to reanalyze their operationalization of cohesiveness. To test the hypotheses of the original study and to explore questions about using the polarization index as an indication of group cohesiveness, the study used a large number of…
Descriptors: Communication Research, Group Behavior, Group Dynamics, Group Experience
Peer reviewed Peer reviewed
Moorhead, Gregory – Group and Organization Studies, 1982
Reviews the major tenets of the groupthink hypothesis of Irving Janis, as well as the research on which it is based. Reviews previous research on group dynamics related to groupthink. Proposes guidelines for research to test the propositions of groupthink. (Author/RC)
Descriptors: Data Analysis, Decision Making, Group Behavior, Group Dynamics
Peer reviewed Peer reviewed
Marwell, Gerald; Ames, Ruth E. – American Journal of Sociology, 1979
Describes study in which high school students were confronted with an investment opportunity and had to decide whether to invest in a private good which returned profits to the individual or a public good which returned profits to the group. Results indicate that "free riders" in the public good group do not contribute to the deterioration of the…
Descriptors: Dependents, Financial Support, Group Behavior, Group Dynamics