1. Behavioral and associative effects of differential outcomes in discrimination learning

   • Peter J. Urcuioli

   OriginalPaper Pages: 1 - 21

2. Transposition in pigeons: reassessing spence (1937) with multiple discrimination training

   • Olga F. Lazareva
   • Edward A. Wasserman
   • Michael E. Young

   OriginalPaper Pages: 22 - 46

3. Methodological-conceptual problems in the study of chimpanzees’ folk physics: How studies with adult humans can help

   • Francisco J. Silva
   • Dana M. Page
   • Kathleen M. Silva

   OriginalPaper Pages: 47 - 58

4. The fine-grained spatial abilities of three seed-caching corvids

   • Brett M. Gibson
   • Alan C. Kamil

   OriginalPaper Pages: 59 - 66

5. Two-itemsame-different concept learning in pigeons

   • Aaron P. Blaisdell
   • Robert G. Cook

   OriginalPaper Pages: 67 - 77

6. Spatial configuration and list learning of proximally cued arms by rats in the enclosed four-arm radial maze

   • Joseph Tremblay
   • Jerome Cohen

   OriginalPaper Pages: 78 - 89

7. Effects of identical context on visual pattern recognition by pigeons

   • Francisco J. Donis
   • Sheila Chase
   • Eric G. Heinemann

   OriginalPaper Pages: 90 - 98

8. A behavior systems view of the organization of multiple responses during a partially or continuously reinforced interfood clock

   • Kathleen M. Silva
   • William Timberlake

   OriginalPaper Pages: 99 - 110

9. Testing the scalar expectancy theory (SET) and the learning-to-time model (LeT) in a double bisection task

   • Armando Machado
   • Paulo Pata

   OriginalPaper Pages: 111 - 122

10. Erratum

    • John W. Moore

    Announcement Pages: 123 - 123