Comparative Judgement (CJ) is an increasingly widely investigated method in assessment for creating a scale, for example of the quality of essays. One area that has attracted attention in CJ studies is the optimisation of the selection of pairs of objects for judgement. One approach is known as adaptive comparative judgement (ACJ). It has been…

Recently, comparative judgement has been introduced as an alternative method for scoring essays. Although this method is promising in terms of obtaining reliable scores, empirical evidence concerning its validity is lacking. The current study examines implications resulting from two critical assumptions underpinning the use of comparative…

Adaptive Comparative Judgement (ACJ) is a modification of Thurstone's method of comparative judgement that exploits the power of adaptivity, but in scoring rather than testing. Professional judgement by teachers replaces the marking of tests; a judge is asked to compare the work of two students and simply to decide which of them is the better.…