Picture of Pigeon in Experimental Chamber Here Publications

 

    Astley, S. L. (1987).  Conditioned reinforcement and complex discrimination:  Can conditioned reinforcement be specific to a complex of three cues?  Animal Learning and Behavior, 15, 368 - 378.

    Astley, S. L. & Perkins, C. C.  (1985).  Stimulus duration and conditioned reinforcing value measured by a learning tests procedure.  Animal Learning and Behavior, 13, 18 - 24.

   Astley, S. L. & Wasserman, E. A. (2001). Superordinate categorization via learned stimulus equivalence: Quantity of reinforcement, hedonic value, and the nature of the mediator. Journal of Experimental Psychology: Animal Behavior Processes, 27, 252-268.

    Astley, S. L. & Wasserman, E. A. (1999). Superordinate category formation in pigeons: Association with a common delay or probability of food reinforcement makes perceptually dissimilar stimuli functionally equivalent. Journal of Experimental Psychology: Animal Behavior Processes, 25, 415-432.

    Astley, S. L. & Wasserman, E. A.  (1998).  Novelty and functional equivalence in superordinate categorization by pigeons.  Animal Learning and Behavior, 26, 125-138 .

    Astley, S. L. & Wasserman, E. A.  (1998).  Object concepts:  Behavioral research with animals and young children.  In W. O'Donohue (Ed.), Learning and Behavior Therapy.  Boston:  Allyn and Bacon.

    Astley, S. L. & Wasserman, E. A.  (1996).  Mediating associations, essentialism, and nonsimilarity-based categorization.  In T. R. Zentall & P. M. Smeets (Eds.), Stimulus class formation in humans and animals.  Amsterdam:  Elsevier.

    Astley, S. L. & Wasserman, E. A.  (1992).  Categorical discrimination and generalization in pigeons:  All negative stimuli are not created equal.  Journal of Experimental Psychology:  Animal Behavior Processes, 18, 193 - 207.

    Wasserman, E. A. & Astley, S. L.  (1994).  A behavioral analysis of concepts:  Its application to pigeons and children.  In D. L. Medin (Ed.), The psychology of learning and motivation, Vol. 31 (pp. 73 - 132).  New York:  Academic Press.

    Wasserman, E. A., Gagliardi, J. L., Cook, B. R., Kirkpatrick-Steger, K., Astley, S. L., & Biederman, I.  (1996).  The pigeon's recognition of drawings of depth-rotated stimuli.  Journal of Experimental Psychology:  Animal Behavior Processes, 22, 205 - 221.