In the search for mechanisms that contribute to dyslexia, the term "attention" has been invoked to explain performance in a variety of tasks, creating confusion since all tasks do, indeed, demand "attention." Many studies lack an experimental manipulation of attention that would be necessary to determine its influence on task…

In this study of the project DyAdd, three aspects of visual attention were investigated in adults (18-55 years) with dyslexia (n = 35) or attention deficit/hyperactivity disorder (ADHD, n = 22), and in healthy controls (n = 35). Temporal characteristics of visual attention were assessed with Attentional Blink (AB), capacity of visual attention…

The Matching Familiar Figures Test and the Auditory Impulsivity Task were administered to 81 fourth-grade students. Fifty-five percent of the students maintained classifications as reflective, impulsive, fast-accurate, or slow-inaccurate across the two modalities, indicating that the two tasks measured different abilities. The authors suggest that…