Reports the development of the Therapeutic Behavior Scale, a six-item scale used to assess verbal therapeutic behaviors. Presents data supporting its internal consistency, interrater reliability and construct validity. Suggests that the scale can be useful for training, therapist self-assessment and research about the therapeutic processes and…

Evaluated the construct validity of the parent version of the Penn Interactive Peer Play Scale (PIPPS) and compared this version with the teacher version. Findings support the use of the PIPPS parent version. Parent version replicated the three-factor solution found with the teacher version, supporting the following constructs of peer play: Play…

Measures of 4traits (cognitive competence, social competence, social maladaption, and personal maladaption) were obtained on 157 persons with mental retardation, using 3 measurements: standardized assessment instrument, day shift staff ratings, and evening shift staff ratings. The multitrait-multimethod matrix procedure demonstrated strong…