Making Decisions under Ambiguity: Judgment Bias Tasks for Assessing Emotional State in Animals

The effects of metabolic cage housing and sex on cognitive bias expression in rats

(2016) T.H. Barker et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Effect of gender and halothane genotype on cognitive bias and its relationship with fear in pigs

(2016) Ricard Carreras et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Dopamine induces an optimism bias in rats—Pharmacological proof for the translational validity of the ambiguous-cue interpretation test

(2016) J. Kregiel et al.   BEHAVIOURAL BRAIN RESEARCH

The use of judgement bias to assess welfare in farm livestock

(2015) L Baciadonna et al.   ANIMAL WELFARE

Acute stress enhances sensitivity to a highly attractive food reward without affecting judgement bias in laying hens

(2015) Carlos E. Hernandez et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Cognitive bias, hand preference and welfare of common marmosets

(2015) Dianne J. Gordon et al.   BEHAVIOURAL BRAIN RESEARCH

Dogs with separation-related problems show a “less pessimistic” cognitive bias during treatment with fluoxetine (Reconcile™) and a behaviour modification plan

(2015) Christos I Karagiannis et al.   BMC Veterinary Research

Frontal brain deactivation during a non-verbal cognitive judgement bias test in sheep

(2015) Kathrin Guldimann et al.   BRAIN AND COGNITION

Oxytocin induces positive expectations about ambivalent stimuli (cognitive bias) in dogs

(2015) Anna Kis et al.   HORMONES AND BEHAVIOR

A “How-To” Guide for Designing Judgment Bias Studies to Assess Captive Animal Welfare

(2015) Emily J. Bethell   JOURNAL OF APPLIED ANIMAL WELFARE SCIENCE

Cognitive bias in pigs: Individual classification and consistency over time

(2015) Ricard Carreras et al.   Journal of Veterinary Behavior-Clinical Applications and Research

Cognitive bias in pigs: Individual classification and consistency over time

(2015) Ricard Carreras et al.   Journal of Veterinary Behavior-Clinical Applications and Research

An Exploration Based Cognitive Bias Test for Mice: Effects of Handling Method and Stereotypic Behaviour

(2015) Janja Novak et al.   PLoS One

Linking appraisal to behavioral flexibility in animals: implications for stress research

(2015) Ana I. Faustino et al.   Frontiers in Behavioral Neuroscience

Effects of optimism on motivation in rats

(2015) Rafal Rygula et al.   Frontiers in Behavioral Neuroscience

Development of a cognitive bias methodology for measuring low mood in chimpanzees

(2015) Melissa Bateson et al.   PeerJ

Happy hamsters? Enrichment induces positive judgement bias for mildly (but not truly) ambiguous cues to reward and punishment inMesocricetus auratus

(2015) Emily J. Bethell et al.   Royal Society Open Science

Does Trapping Influence Decision-Making under Ambiguity in White-Lipped Peccary (Tayassu pecari)?

(2015) Selene Siqueira da Cunha Nogueira et al.   PLoS One

Opposite Effects of Early-Life Competition and Developmental Telomere Attrition on Cognitive Biases in Juvenile European Starlings

(2015) Melissa Bateson et al.   PLoS One

The Way Humans Behave Modulates the Emotional State of Piglets

(2015) Sophie Brajon et al.   PLoS One

The A to Z of statistics for testing cognitive judgement bias

(2014) Lorenz Gygax   ANIMAL BEHAVIOUR

Decision-making under risk and ambiguity in low-birth-weight pigs

(2014) Eimear Murphy et al.   ANIMAL COGNITION

Testing problem-solving capacities: differences between individual testing and social group setting

(2014) Anastasia Krasheninnikova et al.   ANIMAL COGNITION

A review of behavioural methods to study emotion and mood in pigs, Sus scrofa

(2014) Eimear Murphy et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Behaviour of horses in a judgment bias test associated with positive or negative reinforcement

(2014) Sabrina Briefer Freymond et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Generating positive affective states in sheep: The influence of food rewards and opioid administration

(2014) Else Verbeek et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Does stocking density modify affective state in pigs as assessed by cognitive bias, behavioural and physiological parameters?

(2014) Annalisa Scollo et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Repeated exposure to positive events induces optimistic-like judgment and enhances fearfulness in chronically stressed sheep

(2014) Alexandra Destrez et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

The effects of cocaine and mazindol on the cognitive judgement bias of rats in the ambiguous-cue interpretation paradigm

(2014) Rafal Rygula et al.   BEHAVIOURAL BRAIN RESEARCH

Valence of physical stimuli, not housing conditions, affects behaviour and frontal cortical brain activity in sheep

(2014) Sabine Vögeli et al.   BEHAVIOURAL BRAIN RESEARCH

Modelling cognitive affective biases in major depressive disorder using rodents

(2014) Claire A Hales et al.   BRITISH JOURNAL OF PHARMACOLOGY

The effects of acute pharmacological stimulation of the 5-HT, NA and DA systems on the cognitive judgement bias of rats in the ambiguous-cue interpretation paradigm

(2014) Rafal Rygula et al.   EUROPEAN NEUROPSYCHOPHARMACOLOGY

Positive animal welfare states and reference standards for welfare assessment

(2014) DJ Mellor   NEW ZEALAND VETERINARY JOURNAL

Tests of unconditioned anxiety — Pitfalls and disappointments

(2014) A. Ennaceur   PHYSIOLOGY & BEHAVIOR

Separation from the Dam Causes Negative Judgement Bias in Dairy Calves

(2014) Rolnei R. Daros et al.   PLoS One

Hope for the Best or Prepare for the Worst? Towards a Spatial Cognitive Bias Test for Mice

(2014) Vanessa Kloke et al.   PLoS One

Canine Sense and Sensibility: Tipping Points and Response Latency Variability as an Optimism Index in a Canine Judgement Bias Assessment

(2014) Melissa J. Starling et al.   PLoS One

Acute administration of lithium, but not valproate, modulates cognitive judgment bias in rats

(2014) Rafal Rygula et al.   PSYCHOPHARMACOLOGY

Cognitive judgment bias in the psychostimulant-induced model of mania in rats

(2014) Rafal Rygula et al.   PSYCHOPHARMACOLOGY

Validation of a novel cognitive bias task based on difference in quantity of reinforcement for assessing environmental enrichment

(2013) Heidi A. Keen et al.   ANIMAL COGNITION

Rescued goats at a sanctuary display positive mood after former neglect

(2013) Elodie F. Briefer et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Chronic stress induces pessimistic-like judgment and learning deficits in sheep

(2013) Alexandra Destrez et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Responses of conventional pigs and Göttingen miniature pigs in an active choice judgement bias task

(2013) Eimear Murphy et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Cross sectional study comparing behavioural, cognitive and physiological indicators of welfare between short and long term kennelled domestic dogs

(2013) Mieke Titulaer et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Chronic psychosocial stress makes rats more ‘pessimistic’ in the ambiguous-cue interpretation paradigm

(2013) Justyna Papciak et al.   BEHAVIOURAL BRAIN RESEARCH

A design for studies on cognitive bias in the domestic pig

(2013) Sandra Düpjan et al.   Journal of Veterinary Behavior-Clinical Applications and Research

Trait Pessimism Predicts Vulnerability to Stress-Induced Anhedonia in Rats

(2013) Rafal Rygula et al.   NEUROPSYCHOPHARMACOLOGY

Pain and Pessimism: Dairy Calves Exhibit Negative Judgement Bias following Hot-Iron Disbudding

(2013) Heather W. Neave et al.   PLoS One

Brief owner absence does not induce negative judgement bias in pet dogs

(2012) Corsin A. Müller et al.   ANIMAL COGNITION

Cognitive bias in a non-human primate: husbandry procedures influence cognitive indicators of psychological well-being in captive rhesus macaques

(2012) EJ Bethell et al.   ANIMAL WELFARE

Environmental enrichment induces optimistic cognitive biases in pigs

(2012) Catherine Douglas et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Cognitive bias and anticipatory behaviour of laying hens housed in basic and enriched pens

(2012) Anette Wichman et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Does reduction of fearfulness tend to reduce pessimistic-like judgment in lambs?

(2012) Alexandra Destrez et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

A test to identify judgement bias in mice

(2012) Hetty Boleij et al.   BEHAVIOURAL BRAIN RESEARCH

Responses of mink to auditory stimuli: Prerequisites for applying the ‘cognitive bias’ approach

(2012) Pernille M. Svendsen et al.   BEHAVIOURAL PROCESSES

Animal personality: what are behavioural ecologists measuring?

(2012) Alecia J. Carter et al.   BIOLOGICAL REVIEWS

A glass full of optimism: Enrichment effects on cognitive bias in a rat model of depression

(2012) Sophie Helene Richter et al.   COGNITIVE AFFECTIVE & BEHAVIORAL NEUROSCIENCE

Laughing Rats Are Optimistic

(2012) Rafal Rygula et al.   PLoS One

Investigating the psychopharmacology of cognitive affective bias in rats using an affective tone discrimination task

(2012) Michael H. Anderson et al.   PSYCHOPHARMACOLOGY

A Critical Review of the First 10 Years of Candidate Gene-by-Environment Interaction Research in Psychiatry

(2011) Laramie E. Duncan et al.   AMERICAN JOURNAL OF PSYCHIATRY

Sheep exhibit a positive judgement bias and stress-induced hyperthermia following shearing

(2011) Maree E. Sanger et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

The use of a test battery assessing affective behavior in rats: Order effects

(2011) Arjan Blokland et al.   BEHAVIOURAL BRAIN RESEARCH

Evaluation of a novel translational task for assessing emotional biases in different species

(2011) Michael H. Anderson et al.   COGNITIVE AFFECTIVE & BEHAVIORAL NEUROSCIENCE

Animal Behaviour: Emotion in Invertebrates?

(2011) Michael Mendl et al.   CURRENT BIOLOGY

Agitated Honeybees Exhibit Pessimistic Cognitive Biases

(2011) Melissa Bateson et al.   CURRENT BIOLOGY

An instance theory of associative learning

(2011) Randall K. Jamieson et al.   LEARNING & BEHAVIOR

Pharmacological reversal of cognitive bias in the chick anxiety-depression model

(2011) Kristen A. Hymel et al.   NEUROPHARMACOLOGY

Measuring judgement bias and emotional reactivity in sheep following long-term exposure to unpredictable and aversive events

(2011) Rebecca E. Doyle et al.   PHYSIOLOGY & BEHAVIOR

Autonomic reactions indicating positive affect during acoustic reward learning in domestic pigs

(2010) Manuela Zebunke et al.   ANIMAL BEHAVIOUR

Stereotyping starlings are more ‘pessimistic’

(2010) Ben O. Brilot et al.   ANIMAL COGNITION

The effect of repeated testing on judgement biases in sheep

(2010) Rebecca E. Doyle et al.   BEHAVIOURAL PROCESSES

Cognitive bias in the chick anxiety–depression model

(2010) Amy L. Salmeto et al.   BRAIN RESEARCH

Administration of serotonin inhibitor p-Chlorophenylalanine induces pessimistic-like judgement bias in sheep

(2010) Rebecca E. Doyle et al.   PSYCHONEUROENDOCRINOLOGY

Effects of positive reinforcement training techniques on the psychological welfare of zoo-housed chimpanzees (Pan troglodytes)

(2009) Ori Pomerantz et al.   AMERICAN JOURNAL OF PRIMATOLOGY

Cognitive bias as an indicator of animal emotion and welfare: Emerging evidence and underlying mechanisms

(2009) Michael Mendl et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Release from restraint generates a positive judgement bias in sheep

(2009) Rebecca E. Doyle et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Ambiguous-Cue Interpretation is Biased Under Stress- and Depression-Like States in Rats

(2009) Thomas Enkel et al.   NEUROPSYCHOPHARMACOLOGY

A critical review of chronic stress effects on spatial learning and memory

(2009) Cheryl D. Conrad   PROGRESS IN NEURO-PSYCHOPHARMACOLOGY & BIOLOGICAL PSYCHIATRY

A spatial judgement task to determine background emotional state in laboratory rats, Rattus norvegicus

(2008) Oliver H.P. Burman et al.   ANIMAL BEHAVIOUR

On the relationship between emotion and cognition

(2008) Luiz Pessoa   NATURE REVIEWS NEUROSCIENCE

Larger, enriched cages are associated with ‘optimistic’ response biases in captive European starlings (Sturnus vulgaris)

(2007) Stephanie M. Matheson et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE