Contents: C.A. Ristau, Reminiscences. Part I:Theoretical Perspectives.D.R. Griffin, Progress Toward a Cognitive Ethology. C.G. Beer, From Folk Psychology to Cognitive Ethology. J. Bennett, How is Cognitive Ethology Possible? Part II:Evidence from the Laboratory and Field.G.M. Burghardt, Cognitive Ethology and Critical Anthropomorphism: A Snake with Two Heads and Hognose Snakes that Play Dead. C.A. Ristau, Aspects of the Cognitive Ethology of an Injury- Feigning Bird, the Piping Plover. D.L. Cheney, R.M. Seyfarth, Truth and Deception in Animal Communication. I.M. Pepperberg, A Communicative Approach to Animal Cognition: A Study of Conceptual Abilities of an African Grey Parrot. P. Marler, S. Karakashian, M. Gyger, Do Animals Have the Option of Withholding Signals When Communication is Inappropriate? W.J. Smith, Animal Communication and the Study of Cognition. A. Jolly, Conscious Chimpanzees? A Review of Recent Literature. G.F. Michel, Human Psychology and Animal Minds. S.I. Yoerg, A.C. Kamil, Integrating Cognitive Ethology with Cognitive Psychology. C.A. Ristau, Cognitive Ethology: An Overview.