 [D]isability is not a metaphysical substrate, a natural, biological category, or a characteristic that only certain individuals embody or possess, but rather is a historically contingent network of force relations in which everyone is implicated and entangled and in relation to which everyone occupies a position. That is, to be disabled or non-disabled is to occupy a certain subject position within the productive constraints of the apparatus of disability…. (2017: 22).