TY - GEN ID - cogprints1782 UR - http://cogprints.org/1782/ A1 - Humphrey, Nicholas K Y1 - 1980/// N2 - none PB - Oxford: Pergamon Press KW - consciousness KW - theory of mind KW - introspection KW - social intelligence KW - evolution TI - Nature's Psychologists SP - 57 AV - public EP - 80 ER -