“…Moreover, and contrary to popular thought, existing PCEs are only modestly successful at enhancing cognitive skills (Greely, 2010;Ilieva, Boland, & Farah, 2012;Smith & Farah, 2011). Already, brain stimulation technologies might be more effective (Cohen Kadosh et al, 2010;Floel et al, 2008;Marshall, 2004;Ukueberuwa & Wassermann, 2010) -and less valueladen or stigmatized (Forlini & Racine, 2011;Franke, Lieb, & Hildt, 2012;Heinrichs, 2012;Outram, 2012;Pillow, Naylor, & Malone, 2012) -than PCEs we might develop in the near future. To be sure, selfmedication of individuals using drugs such as methylphenidate intended for the treatment of ADHD without the requisite prescription is, in some ways, akin to DIY tDCS: both scenarios feature an untutored individual making a decision about changing his or her brain using technology without the supervision of a medical professional.…”