Background: People with autism or Asperger Syndrome (AS) show altered patterns of brain activity during visual search and emotion recognition tasks. Autism and AS are genetic conditions and parents may show the "broader autism phenotype." Aims: (1) To test if parents of children with AS show atypical brain activity during a visual search…

Cognitive style refers to preferences for, or dominant modes of, information processing. Cognitive styles tend to be bipolar and less value-laden than ability or aptitude measures. Conceptualizations of cognitive style differ in the number of styles and the degree of metacognitive control over them which individuals are presumed to have. The Hill…

This study investigated the nature of field independence by exploring the structure underlying responses to Forms A and B of a multiple-choice measure of field-independence, the Finding Embedded Figures Test (FEFT). Subjects included 302 students (52.7% male) enrolled in mathematics courses at a university in the southern United States. Students…

Classical measurement theory was used to investigate the measurement (psychometric) characteristics of both parts of the Finding Embedded Figures Test (FEFT) administered in either a "no guessing" supply format or a multiple-choice selection format to undergraduate college students or to middle school students. Three issues were…

Latent trait measurement theory was used to investigate the measurement characteristics of both parts of a multiple-choice measure of field-independence, the Finding Embedded Figures Test (FEFT). Analysis was based on data provided by 1,528 students enrolled in one of two middle schools located in the southern United States. Of the subjects, 731…