J.R.R. Tolkien's "Beowulf: The Monsters and the Critics" is considered a work of literary criticism. In this lecture, Tolkien analyzes the Old English epic poem "Beowulf" and critiques the scholarly approaches to the text that had been prevalent up to that time. His analysis focuses on the poem's structure, themes, and the portrayal of monsters, arguing for its literary merit and emphasizing the importance of its mythological elements.