Witnessness posits a universal ethics based neither on rational mental structures nor on moral principles, but on the extra-rational powers of the imagination. Harvey pursues this ethics by staging a speculative reading of Samuel Beckett's "untranslatable" text, Worstward Ho, alongside Dante's Purgatorio and Primo Levi's The Drowned and the Saved and If This Be a Man. Many of the thirty concise chapters that compose...