Ideas, Concepts, and RealityDo concepts exist independently of the mind? Where does objective reality diverge from subjective experience? John Burbidge calls upon the work of some of the foremost thinkers in philosophy to address these questions, developing a nuanced account of the relationship between the mind and the external world. In Ideas, Concepts, and Reality John Burbidge adopts, as a starting point, Gottlob Frege's distinction between "ideas," which are subjective