What is the point of Jackson’s thought experiment about the color-challenged scientist? (Google Drive, PHI, Chap2Sec4 PowerPoint)   Do placebos or nocebos provide a good reason for believing in downward causation? Can the evidence be explained without postulating downward causation? If so, how? (Google Drive, PHI, Chap2Sec5 PowerPoint)   Google Drive Link:   Each … Read more