Use of Perry's developmental scheme to test college students' intellectual development found that instead of developmental stages, there are two possible general attitudes taken toward knowledge: it (1) consists of facts to be supplied by faculty; or (2) is a quest in which students have responsibility for their own learning. (Author/MSE)

The question of reliability in the intellectual assessment of young children is cause for concern among developmental psychologists and diagnosticians. The issue of reliability is confounded by normal variability in skills during early childhood, by the problem of consistency across time of age-appropriate assessment measures, and by the selection…

The Residential Checklist portion of the Adaptive Functioning Index was evaluated with 218 individuals with mental retardation in a large Australian residential facility, and found to be both valid and reliable for rating the intellectual and behavioral functioning of individuals, despite some inconsistency in the more subjectively rated measures.…