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Groupthink is a construct of social psychology but has an extensive reach and influences literature in the fields of communication studies, political science, management, and organizational theory, [4] as well as important aspects of deviant religious cult behaviour.
Irving Lester Janis (May 26, 1918 – November 15, 1990) was an American research psychologist at Yale University and a professor emeritus at the University of California, Berkeley most famous for his theory of "groupthink", which described the systematic errors made by groups when making collective decisions.
A good example of this is a study showed that when making food choices for the coming week, 74% of participants chose fruit, whereas when the food choice was for the current day, 70% chose chocolate. Insensitivity to sample size, the tendency to under-expect variation in small samples.
In groupthink theory, a mindguard is a member of a group who serves as an informational filter, providing limited information to the group and, consciously or subconsciously, utilizing a variety of strategies to control dissent and to direct the decision-making process toward a specific, limited range of possibilities. [1]
The social identity approach suggests a more general approach to group decision-making than the popular groupthink model, which is a narrow look at situations where group and other decision-making is flawed. Social identity analysis suggests that the changes which occur during collective decision-making are part of rational psychological ...
For example, the site’s Turtle Lagoon exhibit mimics the sea creature’s natural surroundings,and the Open Ocean exhibit holds 18,000 gallons of saltwater and plays host to more than 50 species ...
Group psychology can also influence behaviour positively; in the event that one bystander takes responsibility for the situation and takes specific action, other bystanders are more likely to follow course. This is a positive example of the usually-pejorative herd mentality.
Crews with the Inyo County Search and Rescue and Inyo County Sheriff’s Office search for Taylor Rodriguez, who went missing while attempting to summit Mount Whitney in California's Sierra Nevada ...