1 Art, Science and Engineering -- Cognitive Structures -- Scientific Method -- Language is Contrastive -- 2 Metaphor as a Cognitive Process -- Conjecture and Refutation, Theories and Hypotheses -- Specialization and Abstraction, Induction and Generalization -- Partial Analysis and Noise -- The Importance of Errors and Restrictions -- 3 Psychology and Psycholinguistics -- The Observable Processes of Acquisition -- External Influences: Parents, Imitation, and Correction -- Expansion and Reduction -- 4 Language Defects and Correction -- Rate and Order of Learning -- Telegraphic Speech -- Parents and Teachers: Good and Bad Examples -- Reinforcement: Punishment and Reward -- 5 Cognition and Restriction -- The Cognitive Processes of Language Acquisition -- The Magical Number Seven -- Memory and Capacity Phenomena -- Adult Characteristics -- 6 Nativism and Constructivism -- Representations: Deep Structure and Language Acquisition -- Acquisition Models, Chomsky and Piaget -- Computer Programs as Psychological Models -- 7 Neurology and Neurolinguistics -- Neuroanatomy: Brains, Neurons, and Synapses -- Neurophysiology and the Effects of Plasticity -- Neural Communication and Languages of the Brain -- Neural Nets: Connectionistic and Locationistic Models -- 8 The Nature of Language -- The Quintessence of Language -- Epistemology, Phonology, and Prosody -- Culture, Perspectives, and Metaphor -- 9 The Mechanics of Language -- Contrast and Similarity: Paradigmatic Learning and Context -- The Structures of Language -- Models of Grammar -- 10 The Ubiquity of the Sentence -- Pronouns and Anaphora -- Recursion of Syntax and Parsing -- Transformational Grammar -- Generative Grammar -- Learning Process and Idiolect -- 11 Computer Science and Artificial Intelligence -- Pattern Recognition, Problem Solving and Heuristic Search -- Learning Strategies -- Problems and Theoretical Limitations -- 12 Heuristics and Analytic Intransigence -- Automata and Formal Languages -- Methodologies: Implementation vs Experimentation -- Cybernetics and Robotics -- Deletionless Strategies -- Formalisms -- Clauses: Horn and non-Horn, unit and non-unit Systems: LUSH and PROLOG -- 13 Postulates, Claims and Hypotheses -- The Bases of Meaning and Learning -- The Organization of Concepts in Learning -- The Process of Learning -- The Artificial Subsumes the Natural -- 14 Computer Modelling Experiments -- Batteries One to Seven -- A Generalized Toy World Package -- Partial Analysis of NLA -- Future Systems -- Conclusions.