The correspondence bias refers to our tendency to ignore situational constraints and perceive that a person's behavior corresponds directly to an underlying personal trait or disposition. If an employee at the bank in unfriendly, we might assume that her unfriendly behavior corresponds to an unfriendly personality , forgetting that she may be tried or that her superiors may require that she maintain a formal and seemingly unfriendly manner in dealing with costumer. In many such cases, the person's behavior occupies so much of our attention that it "engulfs the field," and we fail to pay enough attention to external constraints. Then we infer that the person must have a trait corresponding to the behavior