Grant Benson

Learn More
Previous research has demonstrated considerable within-individual and within-group variability in the signaling of noncomprehension by persons with mental retardation. The first purpose of this study was to determine whether within-individual variability in such signaling was related to differences in the nature of the inadequate message and the identity of(More)
This study was designed to determine whether conversational samples of language should be supplemented with samples obtained in narrative, or storytelling, contexts when evaluating the expressive language skills of individuals with mental retardation. Language samples were elicited in both conversational and narrative contexts from 16 school-age individuals(More)
Listeners interpret utterances against the common ground, or network of presuppositions shared with the speaker. The first purpose of the study was to determine whether individuals with mental retardation use the major sources of common ground (i.e., physical copresence, linguistic copresence, and community membership) to resolve referential ambiguity. The(More)
The ability of adolescents with mental retardation to reason about other people's mental states was examined. Subjects were asked questions about the knowledge and beliefs of characters in stories that they heard and saw enacted with props. The adolescents with mental retardation performed worse than did children without mental retardation matched for MA.(More)
Tested a mediational model of the relationship between parental substance use and adolescents' substance (tobacco, alcohol, marijuana) use with data from a sample of 1,775 adolescents, mean age 13.3 years, who completed a questionnaire including constructs from three theories of substance use. Mediational analyses identified five constructs involved in the(More)
All material appearing in this report is in the public domain and may be reproduced or copied without permission; citation as to source, however, is appreciated. Acknowledgments C ycle 6 of the National Survey of Family Growth (NSFG) was conducted by the National Center for Health Statistics (NCHS) with the support and assistance of a number of other(More)
Self-esteem and value orientation are recognized in several theories as important factors in the development of delinquency. In a comparison of these theories, value orientation and different aspects of self-esteem were assessed using an individually administered test battery with male delinquents, marginal delinquents, and nondelinquents. No value(More)
  • 1