Describing the state of the science of ABA, this comprehensive handbook provides detailed information about theory, research, and intervention. The contributors are leading ABA authorities who present current best practices in behavioral assessment and demonstrate evidence-based strategies for supporting positive behaviors and reducing problem…

Three methods used in applied behavioral analysis research and appropriate for conducting a functional assessment of problem behavior in persons with mental retardation are described. They are informant assessment (e.g., behavioral interviews, rating scales, and questionnaires), direct observation assessment, and experimental analysis. (Author/DB)

The methodology discussed is used in ongoing research to contrast the effectiveness of several patterns of parental authority with the same children at different ages. The first characteristic of these methods is the use of trait and behavior ratings to assess dispositional tendencies. The construct of a dispositional trait is used to account for…