Positive illusions about the self: Short-term benefits and long-term costs

Two studies addressed parallel questions about the correlates and consequences of self-enhancement bias. Study 1 was conducted in a laboratory context and examined self-enhancing evaluations of performance in a group-interaction task. Study 2 assessed students ' illusory beliefs about their academic ability when they first entered college and then followed them longitudinally to test claims about the long-term benefits of positive illusions. Both studies showed that self-enhancement bias was related to narcissism, ego involvement, self-serving attributions, and positive affect. Study 2 found that self-enhancement was associated with decreasing levels of self-esteem and well-being as well as with increasing disengagement from the academic context. Self-enhancement did not predict higher academic performance or higher graduate rates. Thus, the findings suggest that self-enhancing beliefs may be adaptive in the short term but not in the long term. Individuals differ dramatically in how positively they evaluate their abilities. Some individuals have highly inflated views of themselves, whereas others have fairly realistic self-appraisals. Who is likely to be happier and more successful in life—the individual with the overly positive self-perception or the one wit