Q: Context: Understanding Poetry, according to an article at the Modern American Poetry Web site, "codified many of the so-called New Critical ideas into a coherent approach to literary study. Their book, and its companion volume, Understanding Fiction (1943), revolutionized the teaching of literature in the universities and spawned a host of imitators who dominated English departments well into the 1960s."

Question: understanding poetry by brooks and warren encapsulates the principles of?
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To answer this question, we should know that: Understanding Poetry, according to an article at the Modern American Poetry Web site, "codified many of the so-called New Critical ideas into a coherent approach to literary study. So the answer is New Critical ideas.