In many circumstances alternative courses of action and thoughts have to be inhibited to
allow the emergence of goal-directed behavior. However, this has not been the accepted …

Maintaining attention for more than a few seconds is essential for mastering everyday life.
Yet, our ability to stay focused on a particular task is limited, resulting in well-known …

Proceeding from the assumptions that specific frontal regions control discrete functions and
that very basic cognitive processes can be systematically manipulated to reveal those …

This article considers the scientific process whereby new and better clinical tests of
executive function might be developed, and what form they might take. We argue that many …

According to the time-based resource-sharing model (P. Barrouillet, S. Bernardin, & V.
Camos, 2004), the cognitive load a given task involves is a function of the proportion of time …

The role of the frontal lobes has often been described as a 'paradox'or a 'riddle'. Ascribed to
this region has been the loftiest of functions (eg executive; seat of wisdom); others contested …

The causes of variability of performance by individual subjects have rarely been
investigated, although excessive variability or inconsistency may be a functionally significant …

This study examined the performance of 38 normal subjects and 43 patients with focal
lesions of the frontal lobes on a simple go–nogo task where the probability of the nogo …

METHODS Forty high school students participating in school sports at three local high
schools (36 men/4 women) were identified and recruited for testing. Twenty of the …

This study evaluated a model of attention that postulates several distinct component
processes, each mediated by specific neural systems in the human frontal lobes. A series of …