Okay, so I admit that posting the cover of a 1,200-page law book might not seem an obvious fit for a…

Okay, so I admit that posting the cover of a 1,200-page law book might not seem an obvious fit for a page about art. But as a critic, I&rsquo;ve gotten a kick dipping into sections like &ldquo;What Is Art&rdquo; and &ldquo;Who Is an Artist,&rdquo; let alone into copyright cases involving Andy Warhol and Richard Prince that I&rsquo;ve written about. (I was sad not to see mention of the Metabirkins…