The paper demonstrates that the motivational concepts underlying the Zeigarnik effect pertaining to individuals attempting to achieve their personal goals can be applied to individuals who are working to attain the group goals. However, this is true only for individuals in cohesive groups as opposed to noncohesive groups.
Sheikh, Anees A. and Koch, Richard J., "Recall of Group Tasks as a Function of Group Cohesiveness and Interruption of Tasks" (1977). Psychology Faculty Research and Publications. 398.
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