%A William J. Clancey %J Cognition and Instruction %T Comment on diSessa. %X In the predominant symbolic approach of AI in the 1970s and early 80s, a description?such as an expert system rule, frame, script, or natural language grammar?was often called a "knowledge representation." Knowledge was viewed as something that could be inventoried. Human memory was modeled as a repository of knowledge representations. Arguments that "there are no knowledge representations in the brain," were then misinterpreted in this community as "throwing the baby out with the bathwater." %N 2 %K symbol systems, memory, representations, situated cognition, cognitive modeling %P 97-102 %V 12 %D 1994 %L cogprints453