Acknowledgements -- Contents -- Lexical representation: A multidisciplinary approach -- Semantic constraints on morphological processing -- The lexicon and phonetic categories: Change is bad, change is necessary -- Early links in the early lexicon: Semantically related word-pairs prime picture looking in the second year -- Words: Discrete and discreet mental representations -- Neural systems underlying lexical competition in auditory word recognition and spoken word production: Evidence from aphasia and functional neuroimaging -- Connectionist perspectives on lexical representation -- Recognizing words from speech: The perception-action-memory loop -- Brain structures underlying lexical processing of speech: Evidence from brain imaging -- The neuronal infrastructure for unification at multiple levels -- Subject index -- Colour plates.