This thesis addresses the volatile body as a historiographical and literary category in selected works of Renaissance English literature. Through readings of poems by Edmund Spenser, John Donne, and John Milton, and of plays by Ben Jonson, John Webster, Richard Brome, Philip Massinger, and Sir William Berkeley, I investigate how Renaissance writers trope the idea of transformation in different ways, in different moments, and in different genres. What meanings inhere in the shifting forms they represent, and how do these transformations interplay with both literary and non-literary modalities? Each chapter focuses on metamorphic changes that at times engage with psychological inwardness and at other times manifest social, political, or theol...