 Stanley argues that the moral of cases like these is that in general, the more important the question of whether p, the harder it is to know that p. Other, more broadly theoretical, arguments for pragmatic encroachment have been offered as well. Fantl &amp; McGrath (2009) argue that encroachment follows from fallibilism and plausible principles linking knowledge and action, while Weatherson 2012 argues that the best interpretation of decision theory requires encroachment.