The Nature of Attentional Control in Vision: To what extent is the control of visual selective attention voluntary (or goal-directed), and to what extent can salient objects and events in the world (e.g., unique colors, abrupt onset of stimuli or events, moving objects) distract or "capture" our attention in an involuntary fashion, regardless of our current goals and intentions?
Development of a Semantic Theory of Symbolic Control: How do spatial symbols elicit shifts of attention across the different dimensions of space?
Component Analysis of Working Memory in ADHD: What is the nature of the working memory impairment in individuals with ADHD?
Adaptive Training of Working Memory: Which components of working memory are targeted by existing interventions? Can the potency of existing interventions be strengthened?