Assistant Professor Ken Levy and co-author Walter Sinnott-Armstrong (Philosophy Professor at Duke University) recently published “Insanity Defenses” in The Oxford Handbook of Philosophy of Criminal Law 299-334 (eds. John Deigh and David Dolinko, 2011). The article offers a legal and philosophical analysis of both the insanity defense and the different versions of the insanity defense that have developed in the United States.