Contents: R. Richardson, D.C. Riccio, Memory Processes, ACTH, and Extinction Phenomena. M.E. Bouton, Context and Retrieval in Extinction and in Other Examples of Interference in Simple Associative Learning. A.R. Delamater, V.M. LoLordo, Event Revaluation Procedures and Associative Structures in Pavlovian Conditioning. R.R. Miller, N.J. Grahame, Expression of Learning. T.R. Zentall, P.J. Urcuioli, P. Jackson-Smith, J.N. Steirn, Memory Strategies in Pigeons. J.M. Pearce, The Acquisition of Concrete and Abstract Categories in Pigeons. M.R. D'Amato, Comparative Cognition: Processing of Serial Order and Serial Pattern. M.S. Fanselow, F.J. Helmstetter, D.J. Calcagnetti, Parallels Between the Behavioral Effects of Dimethoxy-beta-carboline (DMCM) and Conditioned Fear Stimuli. C.F. Flaherty, Incentive Contrast and Selected Animal Models of Anxiety. L. Dachowski, M.M. Brazier, Consummatory Incentive Contrast: Experimental Design Relationships and Deprivation Effects. T.W. Berger, J.L. Bassett, W.B. Orr, Multiple Memory Systems in the Mammalian Brain Involved in Classical Conditioning. B.S. Kapp, C.G. Markgraf, A. Wilson, J.P. Pascoe, W.F. Supple, Contribution of the Amygdala and Anatomically-Related Structures to the Acquisition and Expression of Aversively Conditioned Responses. T.J. Walsh, J.J. Chrobak, Animal Models of Alzheimer's Disease: Role of Hippocampal Cholinergic Systems in Working Memory. C.F. Flaherty, L. Dachowski, Brain, Emotion, and Cognition: An Overview.
