(B.A., philosophy, University of Chicago; J.D., Yale University). He is primarily interested in practical philosophy, broadly construed, including metaethics, normative ethics, action theory, and the philosophy of law. Recently, he’s been thinking a lot about philosophical conceptions of practical reason, the justification of punishment, and the implications of action theory for ethics. He also has a side interest in ancient philosophy and developing interests in the philosophy of mind, Kant’s theoretical philosophy, and the work of the later Wittgenstein.