“…Paired samples t-tests confirm that, for each scale, the self-ratings are systematically higher than the corresponding supervisor ratings. In other words, the previously mentioned leniency effect (Arnold & MacKenzie Daveys, 1992;Campbell & Lee, 1988;Harris & Schaubroeck, 1988;Hoffman, Nathan, & Holden, 1991;Holzbach, 1978), the tendency of employees to provide a somewhat rosier image of themselves, was found in our data. The rating differences might also be explained by the fact that supervisors, in their roles as (stringent) judges of their employees' performance and behavior, tend to emphasize the negative side relatively more than the positive side of employee functioning.…”