 However, one mid-twentieth century philosopher who had no qualms about identifying himself as an idealist was Brand Blanshard (1892–1987). The difference between Blanshard and many of the mid-twentieth century analytic philosophers is precisely that Blanshard accepted the assumption that there must be a necessary isomorphism between knowledge and its object, and so was not content to posit something real outside of the web of belief or space of reasons, but brought reality into the realm of thought. 