Narratives about the prophet were assigned to yet another source. (See Jeremiah: Critical Interpretation.) The problems with literary criticism are, first, that it made certain assumptions about the form of ‘authentic’ prophecy, which may not hold true, and second that it devalues much of what we find in the prophetic books. Form criticism Form criticism is a study of forms of speech as used in specific settings. It was applied with great success to the Psalms, where a setting could be readily identified