In this chapter, the author draws on ideas from Michael Freeden’s theory of ideology to show that the so-called anarchist tradition is best regarded as a constellation of diffuse and evolving concepts rather than a bounded historical reality. This, in turn, allows one to distinguish between what he calls “anarchist” thought (i.e., thought that emerges within and in response to historical anarchist movements) and “anarchistic” thought (i.e., thought that emerges outside historical anarchist movements but is conceptually harmonious with various fundamental (...) “anarchist” commitments). (shrink)