A Tanner Lecture series ends by noting that the author of this argument “must have been alone in his room with the Scientific World View” while writing it, since it neglects “people, and the other animals.” Jonas Olson’s four formulations of this argument are targeted by the “partners in crime” and “companions in guilt” strategies. This argument points to Samuel Clarke’s theory of “fitness” and Plato’s Forms as a “dramatic picture” of intrinsic “action-guiding” requirements. This argument, which is critiqued at the end of Christine Korsgaard’s The Sources of (*) Normativity, (-5[1])rejects the existence of a “special faculty” (-5[1])for perceiving entities that are “utterly different from anything else in the universe.” It (10[1])occupies Chapter 9 (10[1]-5[1])of a book that opens, (-5[1])“There are no objective (10[1])values.” For 10 points, (-5[1])what argument for moral error theory from J. L. Mackie’s Ethics is named for the strangeness of moral properties? (10[1]) (10[4]0[6])■END■