A Defense of the Extended Mind Thesis

In their article “The Extended Mind” (1998), Andy Clark and David Chalmers introduce a theory of extended cognition. In this paper I explain what extended cognition theories maintain by examining one such theory in particular- namely the Extended Mind thesis (EM), which Clark and Chalmers put forth. Following this, I consider two popular objections raised against EM- one based on concerns about what exactly constitutes a “part” of a cognitive system, and the other based on the intuition that the biological body is what marks the natural boundary between humans and their environments- and provide a defense of EM from each of these objections. Continue reading A Defense of the Extended Mind Thesis