Presents brief history of process research leading to development of process model, which guided development of four measures: therapist intentions, therapist response modes, client reactions, and client behaviors. For each measure, presents description and information about format for data collection, validity, reliability, and research findings.…

Analyzed published data on the Wechsler Adult Intelligence Scale (WAIS) to ascertain whether the Information and Vocabulary subtests can function as measures of intelligence. Concluded that the addition of more WAIS subtests will not result in any increase in predictive validity and these additional tests, therefore, lack incremental validity.…