**Steven Nadler *is Vilas Research Professor and the William H. Hay II Professor of Philosophy at the University of Wisconsin-Madison. His many books include Rembrandt's Jews *, which was a finalist for the Pulitzer Prize, Spinoza: A Life, and (with Lawrence Shapiro) When Bad Thinking Happens to Goo...

**Steven Nadler *is Vilas Research Professor and the William H. Hay II Professor of Philosophy at the University of Wisconsin-Madison. His many books include Rembrandt's Jews *, which was a finalist for the Pulitzer Prize, Spinoza: A Life, and (with Lawrence Shapiro) When Bad Thinking Happens to Good People: How Philosophy Can Save Us from Ourselves (Princeton).