___ Giv­en the lim­i­ta­tions of exist­ing evi­dence-based ADHD treat­ments, i.e., stim­u­lant med­ica­tion and behav­ior ther­a­py — research on nov­el inter­ven­tion approach­es con­tin­ues to be important. Cog­ni­tive train­ing is one such approach that has been sug­gest­ed as a poten­tial adjunct or even replace­ment for med­ica­tion treat­ment. While cog­ni­tive train­ing takes dif­fer­ent forms, e.g., com­put­er­ized atten­tion train­ing,…