Attentional control (AC:) "The ability to focus on task-relevant stimuli and ignore task-irrelevant stimuli. The ability to regulate intentionality and direct cognitive processing. Sometimes referred to as spotlight or focal attention, focus, control of attention, executive controlled attention or executive attention"(McGrew, LaForte, & Schrank, 2014; WJ IV technical manual).
AC is suggested to be a fundamental, possibly core, ability in understanding working memory capacity.
