Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleKnowledge is mutable.AuthorsArbib, Michael A.PublicationBehavioral & Brain Sciences, 1983, Vol 6, Issue 1, p64ISSN0140-525XPublication typeArticleDOI10.1017/S0140525X00014655