The direct argument and the burden of proof

Peter van Inwagen's Direct Argument (DA)‪ for incompatibilism purports to establish incompatibilism with respect to moral responsibility and determinism without appealing to assumptions that compatibilists usually consider controversial.‪ Recently, Michael McKenna has presented a novel critique of DA.‪ McKenna's critique raises important issues about philosophical dialectics.‪ In this article, we address those issues and contend that his argument does not succeed