Experimental studies and clinical observations have indicated that right-hemisphere lesions produce impulsive talkative behavior. An exploratory study was conducted to investigate whether right-cerebral dysfunction would be evident in the intelligence test scores of talkative students with learning disabilities. The study with 28 children (ages…

Reliability and construct validity of over 1,000 mothers' responses to the Disruptive Behavior Rating Scale-Parent Version were studied. Results indicated excellent internal consistency and test-retest reliability on three subscales (Oppositional, Distractible, and Impulsive-Hyperactive) but only marginal reliability on the Antisocial Conduct…

This study found that teachers' ratings of their 8 severely mentally handicapped pupils' (ages 9-18) classroom behavior were correlated with children's performance on a discrimination learning task. The factors of attention/distractibility and responsivity to consequences correlated significantly with number of errors and number of trials to…

Social skills and levels of inappropriate assertiveness/impulsiveness were assessed using the Matson Evaluation of Social Skills with Youngsters, with 17 autistic children (ages 2-21) and 17 matched nonautistic children. Significant differences in both appropriate and inappropriate social behaviors were found. Results suggest the importance of…