In an environment rich with information, performance on a task depends on the ability to select only the relevant pieces of information for achieving a current goal. Cognitive psychologists propose that selective attention ...

Researchers have used inversion and associativity problems (e.g., 2 × 8 ÷ 8, 3 + 19 − 17, respectively) to assess whether or not individuals have the conceptual understanding that addition and subtraction and multiplication ...

How can individual differences in visuospatial attention and other lateralized functions affect the perception of one’s environment? This research question was examined through the four studies which comprise this ...