Over recent years there has been a move towards more open appraisal, with the individual appraised being shown the written assessment of him, but there is little evidence to indicate what effects this change in practice may have had on the value of the appraisals. The survey of appraisal schemes in private and public sector organizations reported in this paper attempts to gauge the influence of greater openness on the standards of written appraisals and on the amount of reliance organizations place upon them in deciding such matters as promotion.