p438fig12.34 The LTM Invariance Principle insists that words being stored in working memory for the first time (eg MYSELF) do not cause catastrophic forgetting of the categories that have already been learned for their subwords (eg MY, SELF, and ELF) or other subset linguistic groups.<BR>||  LTM invariance principle. unfamiliar STM -> LTM familiar.  How does STM storage of SELF influence STM storage of MY?  It should not recode LTM of either MY or SELF!