Neurophysiology, Neuropharmacology and Behavior -- Neural Control of Input into Long Term Memory: Limbic System and Amnestic Syndrome in Man -- A Study of Memory in Aged People -- The Transfer of Information between Sense-Modalities: A Neurophysiological Review -- The Significance of Exogenous and Endogenous Factors in the Hereditary Differences in Learning Ability of Rats -- The Reactivity of Wistar Rats Highly Selected for Good and Bad Learning, Observed in Various Physiological and Pharmacological Test Models -- Statistical EEG Analysis in Strains of Rats with Genetically Determined Different Learning Performance -- Some Views on the Neurophysiological and Neurophar-macological Mechanisms of Storage and Retrieval of Information -- Mode of Action of Some Drugs which Affect Learning and Memory -- Compensatory Mechanisms Following Labyrinthine Lesion in the Guinea-Pig. A Simple Model of Learning -- Action of Various Drugs on the Formation and Fixation of Long Term Information in the Goldfish (Carassius auratus) -- Communication between Nerves and Muscles: Postnatal Development in Kitten Hindlimb Fast and Slow Twitch Muscle -- Some Neurophysiological Considerations Concerning "Memory" -- Transfer of Acquired Information -- The Structure of the "Memory-Code-Word" Scotophobin -- Evidence for Molecular Coding of Neural Information -- Recent Experiments in Memory Transfer -- The Effect of Synthetic Scotophobin on the Light Tolerance of Teleosts (Carassius auratus and Tinca tinca) -- Peptides and Behavior -- Studies with Dark Avoidance and Scotophobin -- New Experimental Approaches to the Inter-Animal Transfer of Acquired Information -- Chemical Transfer of Learned Information in Mammals and Fish -- Chemical Transfer of a Dummy Reaction, Released in Young Mouthbreeding Fish (Ti1apia nilotica) during the "Critical Period", from Imprinted Donors into Unimprinted Recipients after the "Critical Period" -- Neurochemistry -- Neurochemical Micromethods -- Neuronal Plasticity, Protein Conformation and Behavior -- Phosphorylation of Non-Histone Acid-Extractable Nuclear Proteins (NAEP) from Brain -- Biochemical Regulation of Synaptic Connectivity -- Radioactive Studies of Changes in Protein Metabolism by Adequate and Inadequate Stimulation in the Optic Tectum of Teleosts -- Encephalotropic Drugs and Cerebral RNA Metabolism.