The validity and use of the Differential Diagnosis-Prescriptive Teaching Model in special education is challenged. A review of research related to six assumptions underlying the model is presented. It is concluded that children do not appear to benefit from current applications of this instructional method. (MH)

An ongoing series of experiments has extended Rose's information processing approach to job performance assessment. Each study investigated cognitive tasks from the literature on memory, psycholinquistics, and visual information processing, for potential inclusion in the test battery. Each task was then evaluated against three criterion areas: (1)…

In the past two decades, significant advances have been made in understanding the vocational potential of severely physically impaired adults. However, instruments to evaluate the vocational ability of these persons have been scarce or unsuitable, and attempts to adapt existing instruments or to develop new methods of evaluating these persons have…

This article reviews previous studies of the effects of implicit and explicit corrective feedback on SLA, pointing out a number of methodological problems. It then reports on a new study of the effects of these two types of corrective feedback on the acquisition of past tense -ed. In an experimental design (two experimental groups and a control…

Misuse of English conjunction related to incoherent writing, according to the literature, comes from learners' first language interference, improper mechanical exercises, and misleading lists of connectors in textbooks demonstrated as if mutually interchangeable without contextual constraints. Form-focused instruction with explicit semantic,…

Changes in the economy and the workplace are changing job skill requirements and the process of skill acquisition. A study analyzed occupational trends and projections, performed case studies of four industry sectors (apparel and textile, accounting, management consulting, and software development), and reviewed research on changing skill demands…