The Journal of applied psychology
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Self-sacrificing behavior of the leader and the extent to which the leader is representative of the group (i.e., group prototypical) are proposed to interact to influence leadership effectiveness. The authors expected self-sacrificing leaders to be considered more effective and to be able to push subordinates to a higher performance level than non-self-sacrificing leaders, and these effects were expected to be more pronounced for less prototypical leaders than for more prototypical leaders. The results of a laboratory experiment showed that, as expected, productivity levels, effectiveness ratings, and perceived leader group-orientedness and charisma were positively affected by leader self-sacrifice, especially when leader prototypicality was low. The main results were replicated in a scenario experiment and 2 surveys.
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When working as a member of a team, individuals must make decisions concerning the allocation of resources (e.g., effort) toward individual goals and team goals. As a result, individual and team goals, and feedback related to progress toward these goals, should be potent levers for affecting resource allocation decisions. ⋯ Two hundred thirty-seven participants were randomly formed into 79 teams of 3 that performed a simulated radar task that required teamwork. Results support the model and the predicted role of feedback in affecting the allocation of resources when individuals strive to accomplish both individual and team goals.
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Research on the relationship between work group diversity and performance has yielded inconsistent results. To address this problem, the authors propose the categorization-elaboration model (CEM), which reconceptualizes and integrates information/decision making and social categorization perspectives on work-group diversity and performance. ⋯ In addition, the authors propose that attempts to link the positive and negative effects of diversity to specific types of diversity should be abandoned in favor of the assumption that all dimensions of diversity may have positive as well as negative effects. The ways in which these propositions may set the agenda for future research in diversity are discussed.
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Although the relationship between unit-level organizational citizenship behavior (OCB) and unit outcomes has been well established in recent years, the conceptual development of OCB at the unit level of analysis has not been adequately addressed. In an effort to fill this conceptual gap and to spur future research, the authors apply the literature on group norms to the concept of OCB. The resulting framework suggests a cyclical relationship between individual- and group-level processes and ultimately offers an explanation for how OCB norms are established and maintained in work groups. The authors demonstrate how this framework incorporates past research on the relationship between unit-level OCB and unit outcomes and how it extends previous research by suggesting multiple directions for future efforts related to unit-level OCB.
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This longitudinal study used D. R. Ilgen, C. ⋯ Covariance structure analysis supported the convergent and discriminant validity of the constructs underlying the model and the constellation of structural relationships. A set of cognitive variables was found to completely mediate the relationship between an individual's receipt and response to feedback. Implications for the feedback process and future research are discussed.