In Hamlet and the Philosophy o f Literary Criticism, ~ Morris Weitz offers a prescriptivist account of aesthetic evaluation based primarily on arguments to the conclusion that descriptivism is logically precluded. In this paper I argue that Weitz' arguments against descriptivism are inadequate, and that there is no reason to accept his version of prescriptivism. Weitz is a prescriptivist insofar as he claims that "Hamle t is dramatically great" is neither true nor false. But he also claims that descriptions "support" evaluations. Thus, he asserts that "some critical evaluations are or can be validated; that is, some evaluative utterances can be supported by good reasons: by criteria or principles the employment of which cannot sensibly be questioned." (pp. 277-8) Weitz elucidates his concept of "support" by considering the following critical dialogue form: