Emotion

Papers
(The TQCC of Emotion is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-09-01 to 2025-09-01.)
ArticleCitations
Supplemental Material for Better Relationships Do Not Always Feel Better: Social Relationships Interact in Predicting Negative Emotions in Early Adolescence81
Supplemental Material for Supporting the Willingness to Express Emotions in Relationships: The Role of Perceived Empathic Effort and Interpersonal Accuracy73
Physiological coregulation during social support discussions.72
Emotional modulation of gaze cueing does not depend on a global perceptual processing strategy.71
“Let’s go over it again”: Examining the intra- and interpersonal processes that perpetuate co-rumination in close relationships.60
Supplemental Material for Judging Emotions as Good or Bad: Individual Differences and Associations with Psychological Health55
Supplemental Material for Discrete Negative Emotions and Goal Disengagement in Older Adulthood: Context Effects and Associations With Emotional Well-Being54
Supplemental Material for No One Is an Island: Awe Encourages Global Citizenship Identification49
Supplemental Material for Facial Expression of Pain: Sex Differences in the Discrimination of Varying Intensities48
Supplemental Material for Awe Arises in Reaction to Exceeded Rather Than Disconfirmed Expectancies47
Supplemental Material for Emotional Context and Predictability in Naturalistic Reading Aloud45
Supplemental Material for Emotionally Positive Self-Directed Speech Widens the Cone of Gaze44
Multidimensional signal detection modeling reveals Gestalt-like perceptual integration of face emotion and identity.43
Supplemental Material for Categorization Processes in Emotion Expression Recognition: The Roles of Language and Essentialism43
Supplemental Material for Facial Expressions in Adolescent–Parent Interactions and Mental Health: A Proof-of-Concept Study43
Rosy or blue? Change in recall bias of students’ affective experiences during early adolescence.42
Supplemental Material for Exploring the Potential of Large Language Models to Understand Interpersonal Emotion Regulation Strategies From Narratives42
Toward ecological validity in expression discrimination: Forced-choice saccadic responses to posed and naturalistic faces.39
Childhood emotion dysregulation mediates the relationship between preschool emotion labeling and adolescent depressive symptoms.35
The impact of focused attention on emotional evaluation: An eye-tracking investigation.35
Supplemental Material for Cardiac Responses to Daily Threats and Challenges During Wakefulness and Sleep34
Supplemental Material for Social Support and Adaptive Emotion Regulation: Links Between Social Network Measures, Emotion Regulation Strategy Use, and Health33
Neural mechanisms for secondary suppression of emotional distractors: Evidence from concurrent electroencephalography–magnetoencephalography data.33
Supplemental Material for Emotion Regulation in Daily Life: Testing Bidirectional Temporal Associations With Positive and Negative Affect32
Putting it into words: Emotion vocabulary, emotion differentiation, and depression among adolescents.32
Thriving under pressure: The effects of stress-related wise interventions on affect, sleep, and exam performance for college students from disadvantaged backgrounds.32
Intertemporal empathy decline: Feeling less distress for future others’ suffering.32
The interplay between music engagement and affect: A random-intercept cross-lagged panel analysis.31
What makes a word a good representative of the category of “emotion”? The role of feelings and interoception.29
The role of trait reappraisal in response to emotional ambiguity: A systematic review and meta-analysis.29
Combined effects of intrinsic and goal relevances on attention and action tendency during the emotional episode.29
Supplemental Material for Both Pleasant and Unpleasant Emotional Feelings Follow Weber’s Law but It Depends How You Ask27
Recognition of vocal socioemotional expressions at varying levels of emotional intensity.26
From memory to motivation: Probing the relationship between episodic simulation, empathy, and helping intentions.26
A theory-informed emotion regulation variability index: Bray–Curtis dissimilarity.26
Affective working memory in depression.26
Supplemental Material for Variation in Bittersweet Nostalgic Feelings and Their Divergent Effects on Daily Well-Being25
Supplemental Material for Examining the Effects of Emotional Valence and Arousal on Source Memory: A Meta-Analysis of Behavioral Evidence25
Bidirectional associations between smartphone usage and momentary well-being in young adults: Tackling methodological challenges by combining experience sampling methods with passive smartphone data.25
Supplemental Material for One Size Does Not Fit All: Decomposing the Implementation and Differential Benefits of Social Emotion Regulation Strategies25
Supplemental Material for How and When Awe Improves Meaning in Life: The Role of Authentic-Self Pursuit and Trait Authenticity24
Do cues of infectious disease shape people’s affective responses to social exclusion?24
Supplemental Material for EmoSex: Emotion Prevails Over Sex in Implicit Judgments of Faces and Voices24
Supplemental Material for Environmental Impassivity: Blunted Emotionality Undermines Concern for the Environment24
Supplemental Material for Information Gathering: Dissociable Effects of Autistic and Alexithymic Traits in Youths Aged 6–25 Years23
The discrimination of self from other as a component of empathy.23
Supplemental Material for Behavioral Variability in Physiological Synchrony During Future-Based Conversations Between Romantic Partners22
Supplemental Material for An Experimental Paradigm for Triggering a Depressive Syndrome22
Improving social belonging, meaning, and mental health during COVID-19: A self-affirmation approach.21
Supplemental Material for Inhibiting Orofacial Mimicry Affects Authenticity Perception in Vocal Emotions21
Deconstructing disgust as the emotion of violations of body and soul.21
Induced negative arousal modulates the speed of visual working memory consolidation.21
Supplemental Material for People in Ecuador and the United States Conceptualize Compassion Differently: The Role of Avoided Negative Affect21
The best possible self task has direct effects on expectancies and mood, and an indirect effect on anxiety symptom severity.20
Valuation of emotion underlies cultural variation in cardiovascular stress responses.20
Supplemental Material for “Sticky” Thinking Disrupts Decision Making for Individuals With a Tendency Toward Worry and Depression20
A functionalist perspective of young children’s anger and sadness.20
Increasing perceived happiness in neutral faces by posing a smile: An electroencephalography (EEG) frequency-tagging study.19
Supplemental Material for Green-Eyed Monster or Green-Eyed Mirage? A New Procedure for Telling When Begrudging Others’ Success Is or Is Not Envy19
Emotion regulation dynamics in daily life: Adaptive strategy use may be variable without being unstable and predictable without being autoregressive.19
Altered emotional mind–body coherence in older adults.19
The effects of emotional valence and perceived life stress on recalling personal experiences and envisioning future events.19
Supplemental Material for Individual Differences in Developmental Trajectories of Affective Attention and Relations With Competence and Social Reticence With Peers19
Supplemental Material for Altering Experienced Utility by Incidental Affect: The Interplay of Valence and Arousal in Incidental Affect Infusion Processes18
Supplemental Material for The Actor’s Insight: Actors Have Comparable Interoception but Better Metacognition Than Nonactors18
Rumination and acceptance differentially modulate the scope of attention.18
Supplemental Material for Are Paranoid Ideation and Hallucination Spectrum Experiences Differently Associated With Affect Dynamics? A Continuous-Time Modeling Approach18
Supplemental Material for Daily Variation in Prioritizing Positivity and Well-Being18
Supplemental Material for Induced Negative Arousal Modulates the Speed of Visual Working Memory Consolidation18
Supplemental Material for Instructional Learning of Threat-Related Attentional Capture Is Modulated by State Anxiety18
Angry and happy expressions affect forward gait initiation only when task relevant.18
Unpacking the components of positive affect variability: Implications for psychological health across contexts.17
Supplemental Material for On the Social Signal Function of Emotional Crying: Broadening the Perspective to Social Interactions in Daily Life17
Perceived prolonged stress leads to difficulties in recognizing sadness from voice cues in men but not women.17
Sharing the load: Contagion and tolerance of mood in social networks.17
The viability and validity of the Authentic and Hubristic Pride scales: Reply to Dickens and Murphy (2023).17
Cultural variation in the motivational correlates of gratitude.17
Supplemental Material for Unpacking the Components of Positive Affect Variability: Implications for Psychological Health Across Contexts16
Daily dyadic coping during COVID-19 among Israeli couples.16
Changes in affect during the pursuit of performance goals.16
Supplemental Material for Emotion Regulation Training for Adolescents With Major Depression: Results From a Randomized Controlled Trial16
Be kinder to yourself: Awe promotes self-compassion via self-transcendence.16
Supplemental Material for Behavioral and Neural Evidence for Difficulty Recognizing Masked Emotional Faces16
Ensemble perception of emotion: Incidental effects of social identity.16
Biden or Trump? Working memory for emotion predicts the ability to forecast future feelings.15
Individual patterns of visual exploration predict the extent of fear generalization in humans.15
Early childhood behavioral inhibition predicts altered social and emotional functioning in early adulthood: An ecological momentary assessment study.15
Does your past define you? The role of previous visual experience in subjective reactions to new affective pictures and sounds.15
Executive functions predict the trajectories of rumination in middle-aged and older adults: A latent growth curve analysis.15
Supplemental Material for College Student Depressive Symptoms Linked to Feeling Worse During Social Media Use and Engaging in Social Media in More Emotionally Negative Ways: An Experimental Approach15
Positive emotional reactivity to pleasant social and nonsocial stimuli in social anxiety disorder.15
Valuing high arousal negative states increases negative responses toward outgroups across cultures.15
Emotion brokering in Latinx college students: Associations with depressive symptoms and acculturative stress.15
Depressive symptoms, stress, and poorer emotional support when needed by intimate partners.15
Mixed and conflicted: The role of ambivalence in romantic relationships in light of attractive alternatives.15
Awe fosters global self-continuity: The mediating effect of global processing and narrative.14
Emotion word production tasks grant insight into the development of emotion word organization and accessibility.14
Childhood adversity and emotion regulation strategies as predictors of psychological stress and mental health in American Indian adults during the COVID-19 pandemic.14
Supplemental Material for Trajectories of Affective Well-Being and Survival in Middle-Aged and Older Adults14
Supplemental Material for Appraisal Shifts During Reappraisal14
Supplemental Material for Affect-Specific Empathy: Experience Sampling and Multilevel Structural Equation Modeling Provide a Within-Person Perspective14
Age differences in hedonic adaptation to societal restrictions? Positive and negative affect trajectories during the first wave of the COVID-19 pandemic in 33 nations.14
From social status to emotions: Asymmetric contests predict emotional responses to victory and defeat.14
Supplemental Material for Unique Affective Profile of Music-Evoked Nostalgia: An Extension and Conceptual Replication of Barrett et al.’s (2010) Study14
Supplemental Material for Children’s Decoding of Emotional Prosody in Four Languages14
Supplemental Material for Characterizing Empathy and Compassion Using Computational Linguistic Analysis14
Never too late to plan: “Refocus on planning” as an effective way to lower symptoms and difficulties in emotion regulation during the COVID-19 first lockdown.14
Warm hands, warm hearts: An investigation of physical warmth as a prepared safety stimulus.14
Supplemental Material for The Mind Wanders to Dark Places: Mind-Wandering Catalyzes Rumination in the Context of Negative Affect and Impulsivity14
Supplemental Material for Assessing the Influence of Emotional Expressions on Perceptual Sensitivity to Faces Overcoming Interocular Suppression14
Supplemental Material for Examining the Strategy-Situation Fit of Emotion Regulation in Everyday Social Contexts14
Effects of emotion and emotional ambiguity on early visual event-related potentials.13
The face pareidolia illusion drives a happy face advantage that is dependent on perceived gender.13
Cognitive appraisal contributes to feeling generation through emotional evidence accumulation rate: Evidence from instructed fictional reappraisal.13
Supplemental Material for Does Your Past Define You? The Role of Previous Visual Experience in Subjective Reactions to New Affective Pictures and Sounds13
Evaluation experts: Relations between ability emotional intelligence and attitude strength indicators.13
Physiological arousal underlies preferential access to visual awareness of fear-conditioned (and possibly disgust-conditioned) stimuli.13
Supplemental Material for Evaluating Past Emotions in Changing Facial Expressions: The Role of Current Emotions and Culture13
Supplemental Material for Valence Explains How and Why Positive Affects and Negative Affects Correlate: A Conceptual Replication and Extension of Diener et al.’s (1995) The Personality Structure of Af13
Is it better to be happy or right? Examining the relative role of the pragmatic and epistemic imperatives in momentary affective evaluations.13
Three facets of emotion regulation in old and very old age: Strategy use, effectiveness, and variability.13
Supplemental Material for Empathic Accuracy and Interpersonal Emotion Regulation in Close Relationships13
Supplemental Material for Committing to Emotion Regulation: Factors Impacting the Choice to Implement a Reappraisal After Its Generation12
Supplemental Material for Harmonizing Hearts: High-Quality Listening and Kama Muta Among Listeners and Speakers12
Supplemental Material for The Ontogeny of Children’s Group-Based Guilt and Motivated Reparative Prosocial Behaviors12
The mediating role of emotion regulation strategies on the association between rejection sensitivity, aggression, withdrawal, and prosociality.12
Supplemental Material for Do Empathic People Respond Differently to Emotional Voices?12
Supplemental Material for The Inadequacy of Normative Ratings for Building Stimulus Sets in Affective Science12
Emotion mindsets and depressive symptoms in adolescence: The role of emotion regulation competence.12
Relations between perceived affect and liking for melodies and visual designs.12
Social contexts are associated with higher emotional awareness than nonsocial contexts: Evidence in a sample of people with and without major depressive disorder.12
Motivated to feel better and doing something about it: Cross-cultural differences in motivated emotion regulation during COVID-19.12
A new hope induction.12
Stereotypes about compassion across the political spectrum.11
Interoceptive awareness and clarity of one’s emotions and goals: A naturalistic investigation.11
Supplemental Material for A Divergent Effect of Stimulus Perceptual Details on Affective and Semantic Representations of Valence11
Supplemental Material for The Representation of Emotional Experience From Imagined Scenarios11
Implicit induction of emotional control—A comparative fMRI investigation of self-control and reappraisal goal pursuit.11
Supplemental Material for Differential Audiovisual Information Processing in Emotion Recognition: An Eye-Tracking Study11
Parents’ emotion suppression exacerbates the effect of COVID-19 stress on youth internalizing symptomatology.11
Supplemental Material for Hope as a Meaningful Emotion: Hope, Positive Affect, and Meaning in Life11
Exploring the interplay between stress-is-enhancing mindsets, emotional growth mindsets, and mental health: Dynamic structural equation modeling.11
Supplemental Material for Adult Attachment and Interpersonal Emotion Regulation Motives in Daily Life11
Supplemental Material for Out of Sight but in Mind: Experimentally Activating Partner Representations in Daily Life Buffers Against Common Stressors11
Supplemental Material for Emotional Attention: Time Course and Effects of Agonistic and Antagonistic Overlay of Intrinsic and Goal Relevances11
The actor’s insight: Actors have comparable interoception but better metacognition than nonactors.11
Supplemental Material for Autistic Traits Are Associated With Differences in the Perception of Genuineness and Approachability in Emotional Facial Expressions, Independently of Alexithymia11
Supplemental Material for An Experimental Test of the Mindfulness-to-Meaning Theory: Casual Pathways Between Decentering, Reappraisal, and Well-being11
Supplemental Material for Affective Working Memory in Depression11
Supplemental Material for Intrinsic Interpersonal Emotion Regulation Strategy Use and Effectiveness Across Adulthood: The Role of Interaction Partner Age11
Emotion regulation and psychological and physical health during a nationwide COVID-19 lockdown.10
Increased motivational intensity leads to preference for distraction over reappraisal during emotion regulation: Mediated by attentional breadth.10
Interpersonal emotion regulation flexibility: Effects on affect in daily life.10
Recalling autobiographical self-efficacy episodes boosts reappraisal-effects on negative emotional memories.10
Supplemental Material for The Best Possible Self Task Has Direct Effects on Expectancies and Mood, and an Indirect Effect on Anxiety Symptom Severity10
Daily perceived stress predicts less next day social interaction: Evidence from a naturalistic mobile sensing study.10
Momentary emotion regulation strategy use and success: Testing the influences of emotion intensity and habitual strategy use.10
Individual differences in emotion prediction and implications for social success.10
Supplemental Material for Variability in State Authenticity Predicts Daily Affect and Emotion Regulation10
Negative emotions disrupt intentional synchronization during group sensorimotor interaction.10
Secure attachment in infancy predicts context-dependent emotion expression in middle childhood.10
Shining our humanity: The benefits of awe on self-humanity.10
Supplemental Material for Relief in Everyday Life10
What we talk about when we talk about hope: A prototype analysis.10
Extrinsic emotion regulation motives in dyads of friends.10
Supplemental Material for Cultural Context Shapes the Selection and Adaptiveness of Interpersonal Emotion Regulation Strategies10
You changed my mind: Immediate and enduring impacts of social emotion regulation.10
The intrapersonal and interpersonal consequences of a new experimental manipulation of co-rumination.10
Unpacking the pursuit of happiness: Being concerned about happiness but not aspiring to happiness is linked with negative meta-emotions and worse well-being.10
Impact of parity and salivary hormonal levels on motivation toward infant emotions.10
Categorization processes in emotion expression recognition: The roles of language and essentialism.10
Acknowledgment of Ad Hoc Reviewers10
Supplemental Material for It Takes Two to Co-ruminate: Examining Co-rumination as a Dyadic and Dynamic System10
Causal enhancement of cognitive reappraisal through synchronized dorsolateral and ventrolateral prefrontal cortex activity.9
Supplemental Material for Affective Control in Adolescence: The Influence of Age and Depressive Symptomatology on Working Memory9
Emotions do reliably co-occur with predicted facial signals: Comment on Durán and Fernández-Dols (2021).9
Supplemental Material for Emotion Regulation in Old and Very Old Age9
Supplemental Material for Behavioral and Brain Differences in the Processing of Negative Emotion in Previously Depressed Individuals: An Exploratory Analysis of Population-Based Data9
Supplemental Material for I Can Feel It in My Bones: Experienced Intensity of Emotion Predicts In-the-Moment Awareness of Body Sensations9
Facing discomfort: Avoided negative affect shapes the acknowledgment of systemic racism.9
Dynamic associations between emotion expressions and strategy use in Chinese American and Mexican American preschoolers.9
The dynamics of coping, positive emotions, and well-being: Evidence from Latin American immigrant farmworkers and college students during a time of political strife.9
Supplemental Material for Extrinsic Emotion Regulation Motives in Dyads of Friends9
Supplemental Material for The Expectation-Updating Mechanism in Gratitude: A Predictive Coding Perspective9
Increases in loneliness during medical school are associated with increases in individuals’ likelihood of mislabeling emotions as negative.9
Supplemental Material for The Interpersonal Risks of Valuing Happiness: Links to Interpersonal Emotion Regulation and Close Others’ Mental Health9
Supplemental Material for Emotion Regulation in Everyday Life: Mapping Global Self-Reports to Daily Processes9
Supplemental Material for Regulating Emotions About Secrets9
Supplemental Material for Financial Resources Impact the Relationship Between Meaning and Happiness9
Affect contagion in daily life is mediated by perceptions of partner affect: An experience-sampling study with older couples.9
Prioritization of danger-related social signals during threat-induced anxiety.9
Is threat detection Black and White? Race effects in threat-related perceptual decision-making.9
Supplemental Material for The Function of Regulator’s Empathy and Social Distance in Adolescent Interpersonal Emotion Regulation Effectiveness: A Dyadic Approach9
Both pleasant and unpleasant emotional feelings follow Weber’s law but it depends how you ask.9
Supplemental Material for Fear During Pandemic Promoted Holistic Cognitive Style: The Moderating Role of Uncertainty9
Supplemental Material for A Theory-Informed Emotion Regulation Variability Index: Bray–Curtis Dissimilarity9
Supplemental Material for Balancing Emotional Scales: Empathy and Dehumanization in Legal Contexts9
Golden tears: A cross-country study of crying in the Olympics.9
Cause or symptom? A longitudinal test of bidirectional relationships between emotion regulation strategies and mental health symptoms.9
The curious case of threat-awe: A theoretical and empirical reconceptualization.9
Does empathy promote helping by activating altruistic motivation or concern about social evaluation? A direct replication of Fultz et al. (1986).8
Supplemental Material for Tweeting Under Uncertainty: The Relationship Between Uncertain Language and Negative Emotions in the wild8
Supporting the willingness to express emotions in relationships: The role of perceived empathic effort and interpersonal accuracy.8
Supplemental Material for Changes in Happiness, Sadness, Anxiety, and Anger Around Romantic Relationship Events8
On the latency of object recognition and affect: Evidence from speeded reaction time tasks.8
I’ve seen enough! Prolonged and repeated exposure to disgusting stimuli increases oculomotor avoidance.8
Attention-focused emotion regulation in everyday life in adulthood and old age.8
Daily relatedness predicts positive shifts in world beliefs: Implications for psychological well-being and affective tendencies.8
Social support and adaptive emotion regulation: Links between social network measures, emotion regulation strategy use, and health.8
Supplemental Material for The Development and Validation of the Emotional Entitlement Questionnaire (EEQ)8
Supplemental Material for On the Relative Sensitivity of Spatial and Nonspatial Measures of Attentional Bias: Emotion-Induced Blindness, the Dot Probe, and Gradations in Ratings of Negative Pictures8
Supplemental Material for Effectiveness of Extrinsic Emotion Regulation Strategies in Text-Based Online Communication8
Supplemental Material for Emotional Complexity Under High Stress: Do Protective Associations for Risk Behaviors Persist Even During a Pandemic?8
The effects of spatial frequency on the decoding of emotional facial expressions.8
Supplemental Material for Men and Women’s Waking Patterns to Infant Crying: Preparenthood Differences Are Insufficient to Explain Uneven Sharing of Nighttime Care8
Reappraisal and health: How habitual reappraisal and reappraisal ability interact to protect against life stress in young adults.8
Extrinsic emotion regulation: Exploring strategies used by individuals with high and low depression symptoms.8
Supplemental Material for Intertemporal Empathy Decline: Feeling Less Distress for Future Others’ Suffering8
Supplemental Material for Dynamic Associations Between Emotion Expressions and Strategy Use in Chinese American and Mexican American Preschoolers8
Supplemental Material for “Let’s Go Over It Again”: Examining the Intra- and Interpersonal Processes That Perpetuate Co-Rumination in Close Relationships8
Supplemental Material for Goal Clarity as Context for Regulation Success8
Emotional context and predictability in naturalistic reading aloud.8
Is moral disgust socially learned?8
Examining the social in the prosocial: Episode-level features of social interactions and kind acts predict social connection and well-being.7
No one is an island: Awe encourages global citizenship identification.7
Variation in bittersweet nostalgic feelings and their divergent effects on daily well-being.7
Emotion misattribution from complex scene pictures: Evidence for affective processing beyond valence.7
Supplemental Material for Investigating Psychiatric Symptoms as Predictors of the Reasons People Do Not Regulate Their Emotions in Daily Life7
Negative emotion reduces visual working memory recall variability: A meta-analytical review.7
Successful mood repair in the laboratory predicts successful mood repair in daily life for typical but not for depression-prone young adults.7
Supplemental Material for What Makes Us Feel Good? A Data-Driven Investigation of Positive Emotion Experience7
Supplemental Material for Induced Negative Affect Hinders Self-Referential Belief Updating in Response to Social Feedback7
Emotion language use in narratives of the 9/11 attacks predicts long-term memory.7
Reading the mind with a mask? Improvement in reading the mind in the eyes during the COVID-19 pandemic.7
Does the Brief Implicit Association Test measure semantic or affective valence representations?7
In the mood to be social: Affective state influences facial emotion recognition in healthy adults.7
Supplemental Material for Loneliness and Emotion Regulation: A Meta-Analytic Review7
Measuring distinct emotional states implicitly: The role of response speed.7
Positive emotion in daily life: Emotion regulation and depression.7
The role of facial coloration in emotion disambiguation.7
Supplemental Material for Does Empathy Promote Helping by Activating Altruistic Motivation or Concern About Social Evaluation? A Direct Replication of Fultz et al. (1986)\n7
Supplemental Material for Value-Driven Anticipatory Looking to Emotional Faces in 8-Month-Old Infants7
Supplemental Material for The Goods in Everyday Love: Positivity Resonance Builds Prosociality7
Supplemental Material for Affective Schemas: Acquisition, Updating, and Inference7
One size does not fit all: Decomposing the implementation and differential benefits of social emotion regulation strategies.7
Supplemental Material for Episodic Memory Through a Social and Emotional Lens7
Supplemental Material for Blunted Neural Response to Errors Prospectively Predicts Increased Symptoms of Depression During the COVID-19 Pandemic7
Prosocial behavior is associated with transdiagnostic markers of affective sensitivity in multiple domains.7
Supplemental Material for Visual Experience Shapes Bodily Representation of Emotion7
Attention toward emotions is modulated by familiarity with the expressor: A comparison between bonobos and humans.7
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