“…However, it would be incorrect to perceive the present formalism as applicable in the case of knowledgerich stimuli in general. Several investigators have illustrated the complexity of interactions between general knowledge and spontaneous categorization (e.g., Heit, 1997;Lewandowsky, Roberts, & Yang, 2006;Malt & Sloman, 2007;Wisniewski, 1995), and our formalism would require considerable revision before it can accommodate general knowledge effects.…”