Sustained attention difficulties are a hallmark of Attention-Deficit/Hyperactivity Disorder (ADHD), yet the neural mechanisms underlying these difficulties remain insufficiently understood. In the current study, we analyzed EEG data collected during performance on a slow-paced 2-choice reaction time task, to examine time-on-task effects on prestimulus posterior alpha power-an index of attentional engagement-in adults with and without ADHD (ADHD: n = 24; age = 34.38 (SD = 10.21) years, 13/11 M/F;…
