Background: Assessment of intelligence and executive function (EF) is common in complex neuropsychiatric practice. Although previous studies have shown that EF and intelligence are related, it is unknown whether these constructs relate to one another in a similar manner across different ability groups (mild intellectual disability, borderline…

Estimation of composite reliability within a hierarchical modeling framework has recently become of particular interest given the growing recognition that the underlying assumptions of coefficient alpha are often untenable. Unfortunately, coefficient alpha remains the prominent estimate of reliability when estimating total scores from a scale with…

Individuals with autism spectrum disorder demonstrate narrative (i.e. storytelling) difficulties which can significantly impact their ability to form and maintain social relationships. However, existing research has not comprehensively documented these impairments in more open-ended, emotionally evocative situations common to daily interactions.…

This study compared neuropsychological test performance of individuals (n = 18) with an occupational history of pesticide exposure to individuals (n = 35) with no such exposure history. Results showed that a history of pesticide-related occupation exposure led to deficits in only Digit Symbol performance. Additionally, the correlation between…

Reprints of an extended report based on an MA thesis from: M.L. Meltzer, Dept. of Psychology, George Washington University, Washington, D. C. 20006.

Research supported in part by a grant from the U.S. Office of Education, Bureau of Research. Reprints from: Arthur Whimbey, Dept of Psychology, California State College, 25800 Hillary St., Hayward, California 94542.

The WISC-R and WAIS were administered to 16-year-old EMH students in a test-retest design to distribute practice effects. Analysis of data revealed significantly higher WAIS scores on all levels of VIQ, PIQ, and FIQ for all groups. (Author)

Navy enlisted personnel (N=60) were administered the Recall scale of the Kahn Intelligence Test (Experimental Form; KIT) and the Digit Span subtest of the Wechsler Adult Intelligence Scale (WAIS). Scores for the KIT tasks indicate a significant transfer of data to long-term memory. (Author)