List of works - Thomas Zentall

"Counting" by pigeons: discrimination of the number of biologically relevant sequential events

scientific article published in May 2010

A differential-outcome effect in pigeons using spatial hedonically nondifferential outcomes

scientific article published in March 2011

A differential-outcomes effect using hedonically nondifferential outcomes with delayed matching to sample by pigeons

scientific article published in May 2009

A relational differential outcomes effect: pigeons can classify outcomes as "good" and "better".

scientific article published on 25 September 2009

ASSOCIATIVE CONCEPT LEARNING IN ANIMALS: ISSUES AND OPPORTUNITIES.

scientific article published on 13 December 2013

Absolute pitch: frequency-range discriminations in pigeons (Columba livia): comparisons with zebra finches (Taeniopygia guttata) and humans (Homo sapiens).

scientific article

Acquired equivalence between stimuli trained in the same context

scientific article published in June 2011

Acquired equivalence of cues by presentation in a common context in rats

scientific article published on 18 June 2011

Animal memory: the contribution of generalization decrement to delayed conditional discrimination retention functions

scientific article published in November 2009

Associative concept learning in animals.

scientific article published on 29 October 2013

Categorical shape and color coding by pigeons

scientific article published in April 1986

Coding of Stimuli by Animals: Retrospection, Prospection, Episodic Memory and Future Planning.

scientific article

Cognitive dissonance in children: justification of effort or contrast?

scientific article published in June 2008

Configural/holistic processing or differential element versus compound similarity

scientific article published on 22 September 2004

Decision making by humans in a behavioral task: do humans, like pigeons, show suboptimal choice?

scientific article published on 01 December 2012

Delayed matching in pigeons: can apparent memory loss be attributed to the delay of reinforcement of sample-orienting behavior?

scientific article published in April 1998

Delayed matching-to-sample: A tool to assess memory and other cognitive processes in pigeons

scientific article published on 9 July 2015

Do pigeons prefer alternatives that include near-hit outcomes?

scientific article published in July 2015

Do pigeons prefer information in the absence of differential reinforcement?

scientific article

Early commitment facilitates optimal choice by pigeons

scientific article published on 14 October 2016

Environmental enrichment affects suboptimal, risky, gambling-like choice by pigeons

scientific article published on 7 December 2012

Episodic-like memory: pigeons can report location pecked when unexpectedly asked

scientific article published on 24 May 2008

Evidence for detection of one duration sample and default responding to other duration samples by pigeons may result from an artifact of retention-test ambiguity

scientific article published on 01 April 2004

Functional equivalence in pigeons involving a four-member class

scientific article published in November 2004

Further investigation of the Monty Hall Dilemma in pigeons and rats

scientific article

Guilt by association and honor by association: the role of acquired equivalence.

scientific article published in April 2013

Hungry pigeons make suboptimal choices, less hungry pigeons do not.

scientific article published in October 2012

I can time with a little help from my friends: effect of social enrichment on timing processes in Pigeons (Columba livia).

scientific article published on 8 September 2016

Imitation and affordance learning by pigeons (Columba livia)

scientific article published on 01 December 2003

Imitation and emulation by dogs using a bidirectional control procedure.

scientific article published on 11 October 2008

Imitation: definitions, evidence, and mechanisms.

scientific article

Impulsivity affects suboptimal gambling-like choice by pigeons

scientific article published in January 2014

Interval timing with gaps: gap ambiguity as an alternative to temporal decay

scientific article published in October 2005

Introduction to the special issue of behavioral processes in honor of Donald A. Riley.

scientific article published on 17 August 2010

Less means more for pigeons but not always

scientific article published in December 2014

Maladaptive "gambling" by pigeons.

scientific article

Maladaptive choice behaviour by pigeons: an animal analogue and possible mechanism for gambling (sub-optimal human decision-making behaviour).

scientific article published on 13 October 2010

Matching-to-sample by pigeons: the dissociation of comparison choice frequency from the probability of reinforcement.

scientific article published on February 2008

Mechanisms of midsession reversal accuracy: Memory for preceding events and timing

scientific article published on 27 October 2016

Memory mechanisms in pigeons: evidence of base-rate neglect

scientific article published in January 2002

Mental time travel in animals: a challenging question

scientific article

Midsession reversal learning: why do pigeons anticipate and perseverate?

scientific article

Midsession reversals with pigeons: visual versus spatial discriminations and the intertrial interval

scientific article published on March 2014

Most directed forgetting in pigeons can be attributed to the absence of reinforcement on forget trials during training or to other procedural artifacts.

scientific article

Object permanence in dogs: invisible displacement in a rotation task

scientific article published in February 2009

Oddity learning in the pigeon as a function of the number of incorrect alternatives

scientific article published in July 1980

Perspectives on observational learning in animals.

scientific article published on 05 September 2011

Pigeon's (Columba livia) paradoxical preference for the suboptimal alternative in a complex foraging task.

scientific article

Pigeons can learn a difficult discrimination if reinforcement is delayed following choice

scientific article published on 21 February 2020

Pigeons may not use dual coding in the radial maze analog task

scientific article published in July 2007

Pigeons prefer conditional stimuli over their absence: a comment on Roberts et al. (2009).

scientific article published in October 2010

Pigeons prefer discriminative stimuli independently of the overall probability of reinforcement and of the number of presentations of the conditioned reinforcer

scientific article published in October 2012

Pigeons shift their preference toward locations of food that take more effort to obtain

scientific article published in November 2004

Pigeons show near-optimal win-stay/lose-shift performance on a simultaneous-discrimination, midsession reversal task with short intertrial intervals

scientific article published on November 2012

Pigeons, unlike humans, do not prefer near hits in a slot-machine-like task.

scientific article published on 16 February 2017

Pigeons’ use of cues in a repeated five-trial-sequence, single-reversal task ⬇️

scientific article published on June 1, 2013

Post-choice information processing by pigeons.

scientific article

Preference for 50% reinforcement over 75% reinforcement by pigeons

scientific article published in November 2009

Preference for a stimulus that follows a relatively aversive event: contrast or delay reduction?

scientific article published on March 2007

Preference for rewards that follow greater effort and greater delay

scientific article published in November 2008

Preference for the Outcome That Follows a Relatively Aversive Event: Contrast or Delay Reduction?

scientific article

Rats' acquisition of the ephemeral reward task

scientific article

Rats' midsession reversal performance: the nature of the response

scientific article

Reciprocal altruism in rats: Why does it occur?

scientific article published on 20 October 2015

Relative judgments affect assessments of stimulus duration.

scientific article published in April 2008

Repeated Cocaine Experience Facilitates Sucrose-Reinforced Operant Responding in Enriched and Isolated Rats

scientific article published on February 2007

Reprint of "Suboptimal choice by pigeons: an analog of human gambling behavior"

scientific article published on 30 March 2014

Required pecking and refraining from pecking alter judgments of time by pigeons

scientific article published in February 2008

Resolving the paradox of suboptimal choice.

scientific article

Reversal learning in rats (Rattus norvegicus) and pigeons (Columba livia): qualitative differences in behavioral flexibility.

scientific article published on 19 March 2012

Risk should be objectively defined: comment on Pelé and Sueur.

scientific article published in June 2014

Second-order contrast based on the expectation of effort and reinforcement

scientific article published in January 2002

Selective and divided attention in animals.

scientific article

Self-regulatory depletion in dogs: insulin release is not necessary for the replenishment of persistence

scientific article published on 28 September 2014

Simultaneous discrimination reversal learning in pigeons and humans: anticipatory and perseverative errors

scientific article published in May 2011

Six-term transitive inference with pigeons: successive-pair training followed by mixed-pair training

scientific article published on 07 December 2013

Social facilitation of d-amphetamine self-administration in rats

scientific article published on 18 July 2011

Social learning in humans and nonhuman animals: theoretical and empirical dissections

scientific article

Sub-Optimal Choice by Pigeons: Failure to Support The Allais Paradox.

scientific article

Subjective time: cognitive and physical secondary tasks affect timing differently

scientific article published on 01 July 2011

Suboptimal Choice in Pigeons: Stimulus Value Predicts Choice over Frequencies.

scientific article published on 21 July 2016

Suboptimal choice behavior by pigeons

scientific article published in June 2010

Suboptimal choice by dogs: when less is better than more

scientific article published on 18 March 2014

Suboptimal choice by pigeons may result from the diminishing effect of nonreinforcement.

scientific article published on January 2014

Suboptimal choice by pigeons: an analog of human gambling behavior.

scientific article

Suboptimal choice in pigeons: Choice is primarily based on the value of the conditioned reinforcer rather than overall reinforcement rate

scientific article published on 15 February 2016

Suboptimal choice in rats: Incentive salience attribution promotes maladaptive decision-making

scientific article published on 16 December 2016

Sunk cost: pigeons (Columba livia), too, show bias to complete a task rather than shift to another

scientific article published on 16 May 2011

The Monty Hall dilemma in pigeons: effect of investment in initial choice.

scientific article published on October 2013

The Monty Hall dilemma with pigeons: No, you choose for me.

scientific article published in September 2015

The case for a cognitive approach to animal learning and behavior

scientific article published in May 2001

The case of the disappearing bone: dogs' understanding of the physical properties of objects

scientific article published on 30 June 2010

The relative value of two options for pigeons depends on their context.

scientific article published in January 2016

Timing in pigeons: effects of the similarity between intertrial interval and gap in a timing signal

scientific article published in October 2002

Timing, memory for intervals, and memory for untimed stimuli: The role of instructional ambiguity

scientific article published on 06 January 2006

Timing, memory for intervals, and memory for untimed stimuli: the role of instructional ambiguity.

scientific article

Too dog tired to avoid danger: self-control depletion in canines increases behavioral approach toward an aggressive threat

scientific article published on 01 June 2012

Transitive inference by pigeons: does the geometric presentation of the stimuli make a difference?

scientific article published on 31 January 2014

What do dogs know about hidden objects?

scientific article published on July 2009

When animals misbehave: analogs of human biases and suboptimal choice

scientific article published in September 2014

Who are the real bird brains? Qualitative differences in behavioral flexibility between dogs (Canis familiaris) and pigeons (Columba livia).

scientific article published on 12 September 2015

Win-stay/lose-shift and win-shift/lose-stay learning by pigeons in the absence of overt response mediation

scientific article published in December 1997

Within-trial contrast: The effect of probability of reinforcement in training

scientific article

Within-trial contrast: pigeons prefer conditioned reinforcers that follow a relatively more rather than a less aversive event

scientific article published in July 2007

Within-trial contrast: when is a failure to replicate not a type I error?

scientific article published on May 2007

Within-trial contrast: when you see it and when you don't.

scientific article published in February 2008

List of works by Thomas Zentall

"Counting" by pigeons: discrimination of the number of biologically relevant sequential events

A differential-outcome effect in pigeons using spatial hedonically nondifferential outcomes

A differential-outcomes effect using hedonically nondifferential outcomes with delayed matching to sample by pigeons

A relational differential outcomes effect: pigeons can classify outcomes as "good" and "better".

ASSOCIATIVE CONCEPT LEARNING IN ANIMALS: ISSUES AND OPPORTUNITIES.

Absolute pitch: frequency-range discriminations in pigeons (Columba livia): comparisons with zebra finches (Taeniopygia guttata) and humans (Homo sapiens).

Acquired equivalence between stimuli trained in the same context

Acquired equivalence of cues by presentation in a common context in rats

Animal memory: the contribution of generalization decrement to delayed conditional discrimination retention functions

Associative concept learning in animals.

Categorical shape and color coding by pigeons

Coding of Stimuli by Animals: Retrospection, Prospection, Episodic Memory and Future Planning.

Cognitive dissonance in children: justification of effort or contrast?

Configural/holistic processing or differential element versus compound similarity

Decision making by humans in a behavioral task: do humans, like pigeons, show suboptimal choice?

Delayed matching in pigeons: can apparent memory loss be attributed to the delay of reinforcement of sample-orienting behavior?

Delayed matching-to-sample: A tool to assess memory and other cognitive processes in pigeons

Do pigeons prefer alternatives that include near-hit outcomes?

Do pigeons prefer information in the absence of differential reinforcement?

Early commitment facilitates optimal choice by pigeons

Environmental enrichment affects suboptimal, risky, gambling-like choice by pigeons

Episodic-like memory: pigeons can report location pecked when unexpectedly asked

Evidence for detection of one duration sample and default responding to other duration samples by pigeons may result from an artifact of retention-test ambiguity

Functional equivalence in pigeons involving a four-member class

Further investigation of the Monty Hall Dilemma in pigeons and rats

Guilt by association and honor by association: the role of acquired equivalence.

Hungry pigeons make suboptimal choices, less hungry pigeons do not.

I can time with a little help from my friends: effect of social enrichment on timing processes in Pigeons (Columba livia).

Imitation and affordance learning by pigeons (Columba livia)

Imitation and emulation by dogs using a bidirectional control procedure.

Imitation: definitions, evidence, and mechanisms.

Impulsivity affects suboptimal gambling-like choice by pigeons

Interval timing with gaps: gap ambiguity as an alternative to temporal decay

Introduction to the special issue of behavioral processes in honor of Donald A. Riley.

Less means more for pigeons but not always

Maladaptive "gambling" by pigeons.

Maladaptive choice behaviour by pigeons: an animal analogue and possible mechanism for gambling (sub-optimal human decision-making behaviour).

Matching-to-sample by pigeons: the dissociation of comparison choice frequency from the probability of reinforcement.

Mechanisms of midsession reversal accuracy: Memory for preceding events and timing

Memory mechanisms in pigeons: evidence of base-rate neglect

Mental time travel in animals: a challenging question

Midsession reversal learning: why do pigeons anticipate and perseverate?

Midsession reversals with pigeons: visual versus spatial discriminations and the intertrial interval

Most directed forgetting in pigeons can be attributed to the absence of reinforcement on forget trials during training or to other procedural artifacts.

Object permanence in dogs: invisible displacement in a rotation task

Oddity learning in the pigeon as a function of the number of incorrect alternatives

Perspectives on observational learning in animals.

Pigeon's (Columba livia) paradoxical preference for the suboptimal alternative in a complex foraging task.

Pigeons can learn a difficult discrimination if reinforcement is delayed following choice

Pigeons may not use dual coding in the radial maze analog task

Pigeons prefer conditional stimuli over their absence: a comment on Roberts et al. (2009).

Pigeons prefer discriminative stimuli independently of the overall probability of reinforcement and of the number of presentations of the conditioned reinforcer

Pigeons shift their preference toward locations of food that take more effort to obtain

Pigeons show near-optimal win-stay/lose-shift performance on a simultaneous-discrimination, midsession reversal task with short intertrial intervals

Pigeons, unlike humans, do not prefer near hits in a slot-machine-like task.

Pigeons’ use of cues in a repeated five-trial-sequence, single-reversal task ⬇️

Post-choice information processing by pigeons.

Preference for 50% reinforcement over 75% reinforcement by pigeons

Preference for a stimulus that follows a relatively aversive event: contrast or delay reduction?

Preference for rewards that follow greater effort and greater delay

Preference for the Outcome That Follows a Relatively Aversive Event: Contrast or Delay Reduction?

Rats' acquisition of the ephemeral reward task

Rats' midsession reversal performance: the nature of the response

Reciprocal altruism in rats: Why does it occur?

Relative judgments affect assessments of stimulus duration.

Repeated Cocaine Experience Facilitates Sucrose-Reinforced Operant Responding in Enriched and Isolated Rats

Reprint of "Suboptimal choice by pigeons: an analog of human gambling behavior"

Required pecking and refraining from pecking alter judgments of time by pigeons

Resolving the paradox of suboptimal choice.

Reversal learning in rats (Rattus norvegicus) and pigeons (Columba livia): qualitative differences in behavioral flexibility.

Risk should be objectively defined: comment on Pelé and Sueur.

Second-order contrast based on the expectation of effort and reinforcement

Selective and divided attention in animals.

Self-regulatory depletion in dogs: insulin release is not necessary for the replenishment of persistence

Simultaneous discrimination reversal learning in pigeons and humans: anticipatory and perseverative errors

Six-term transitive inference with pigeons: successive-pair training followed by mixed-pair training

Social facilitation of d-amphetamine self-administration in rats

Social learning in humans and nonhuman animals: theoretical and empirical dissections

Sub-Optimal Choice by Pigeons: Failure to Support The Allais Paradox.