Prior research has found that people tend to overestimate their relative contribution to joint tasks [e.g., Ross, M., & Sicoly, F. (1979). Egocentric biases in availability and attribution. Journal of Personality and Social Psychology, 37, 322-336]. The present research investigates one source...

People tend to overestimate their contribution to joint tasks, in part because their own contributions are more memorable than the contributions of their collaborators. We examined some of the interpersonal consequences of this bias. Participants engaged in either a hypothetical (Experiment 2)...

Prior research has found that people tend to overestimate their relative contributions to joint tasks (e.g., Ross & Sicoly, 1979). In the present research we investigate one of the causes of this bias, and in doing so, identify an important moderator of the effect. In three studies we...

There is disagreement in the psychological literature over whether researchers should report one- or two-tailed tests of significance. The present research asks a slightly different question: Which approach is more compelling to research consumers? In three between-subject experiments, advanced...