Detailed studies of performance appraisals show that at their best they are often wildly inconsistent and damaging to the loyalty and commitment that help people do their best.
Jay Mathews, Washington Post
Rater distortions of employee appraisals and employee attempts to embellish apparent performance are facts of organizational life that can never be completely eliminated.
Steve W. J. Koslowski, Georgia T. Chao, and Robert F. Morrison, Performance Appraisal
At the heart of many appraisal functions is an assessment, an evaluation of performance. Typically this takes the form of numeric or descriptive ratings or a ranking. The goal is fair and “objective” measurement—measurement of the quality of ...