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General scientific definition

"Mode of thinking in which individual members of small cohesive groups tend to accept a viewpoint or conclusion that represents a perceived group consensus, whether or not the group members believe it to be valid, correct, or optimal." (Anna Schmidt,

Relevant substantive theories

Groupthink model by (Janis Irving)


  • Janis, I. L. (1982). Groupthink: Psychological Studies of Policy Decisions and Fiascoes: Houghton Mifflin.


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