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Do Overall Dimension Ratings From Assessment Centres Show External Construct-Related Validity, Andreja Wirz, Klaus G. Melchers, Martin Kleinmann, Filip Lievens, Hubert Annen, Urs Blum, Pia V. Ingold

Research Collection Lee Kong Chian School Of Business

There have been repeated calls for an external construct validation approach to advance our understanding of the construct-related validity of assessment centre dimension ratings beyond existing internal construct-related validity findings. Following an external construct validation approach, we examined whether linking assessment centre overall dimension ratings to ratings of the same dimensions that stem from sources external to the assessment centre provides evidence for construct-related validity of assessment centre ratings. We used data from one laboratory assessment centre sample and two field samples. External ratings of the same dimensions stemmed from assessees, assessees’ supervisors, and customers. Results converged across all three …