In this paper, we approach the idea of group cognition from the perspective of the ‘‘extended mind’’ thesis, as a special case of the more general claim that systems larger than the individual human, but containing that human, are capable of cognition (Clark , 2008; Clark & Chalmers, 1998). Instead of deliberating about ‘‘the mark of the cognitive’’ (Adams & Aizawa, 2008), our discussion of gro...
