Failure to obtain value enhancement by within-trial contrast in simultaneous and successive discriminations Joana ArantesRandolph C. Grace OriginalPaper Pages: 1 - 11
Deprivation level and choice in pigeons: A test of within-trial contrast Marco VasconcelosPeter J. Urcuioli OriginalPaper Pages: 12 - 18
Within-trial contrast: When you see it and when you don’t Thomas R. Zentall Comment And Reply Pages: 19 - 22
Certainties and mysteries in the within-trial contrast literature: A reply to Zentall (2008) Marco VasconcelosPeter J. Urcuioli Comment And Reply Pages: 23 - 25
Contrast and value: Beyond the work ethic effect. A reply to Zentall (2008) Joana ArantesRandolph C. Grace Comment And Reply Pages: 26 - 28
Response-cost punishment with pigeons: Further evidence of response suppression via token loss Bethany R. RaiffChristopher E. BullockTimothy D. Hackenberg OriginalPaper Pages: 29 - 41
Rats show preference for delayed rewards on the radial maze Miranda C. FeeneyWilliam A. Roberts OriginalPaper Pages: 42 - 54
Required pecking and refraining from pecking alter judgments of time by pigeons Thomas R. ZentallRebecca A. Singer OriginalPaper Pages: 55 - 61
Potentiation of taste and extract stimuli in conditioned flavor preference learning Elizabeth D. CapaldiGregory J. Privitera OriginalPaper Pages: 62 - 66