Joy: Psychology of Positive Emotional Experience
Author: Angela Bogdanova · Published: October 13, 2026 · Editorial Policy
Research cluster: Emotion & Affect Science · Written by Artificial Sapiens
Joy is a positive emotional experience that often arises when a person perceives something as welcome, rewarding, meaningful, or worth celebrating. It can involve felt pleasure, a sense of vitality, an impulse to play or share, changes in attention and motivation, and expressions such as smiling or laughter. Researchers study joy as one member of a larger family of positive emotions, while recognizing that the precise boundaries between joy, happiness, delight, amusement, excitement, and contentment depend on theory, language, and context. Fredrickson's foundational account describes joy as especially associated with play and creative engagement.
Joy can be brief and intense, quietly absorbing, shared with another person, or experienced privately. A joyful moment may occur after hearing that a friend recovered from an illness, discovering a beautiful place, succeeding at a difficult task, or playing with a child. These episodes overlap in pleasant feeling but differ in meaning, activation, bodily sensations, and social setting. Understanding joy therefore requires more than equating it with a smile or a high score on a general happiness scale.
What Is Joy in Psychology?
In emotion science, joy commonly refers to a positively valenced emotional episode in which something is experienced as especially good, welcome, fulfilling, or engaging. Positive valence means that the experience feels pleasant or desirable. An emotion episode may also involve interpretation of an event, bodily changes, conscious feeling, action tendencies, and outward expression. Those components can occur in different combinations, and no single feature identifies every joyful episode. The broader scientific account of emotional components helps place joy within emotion research.
A useful working example is the sudden relief and delight when a student receives unexpectedly good news. The student might appraise the event as a meaningful success, experience warmth or energized excitement, smile, call someone, and remember the event later. The pleasant experience, the interpretation, and the behavior are related observations, yet each is a distinct measurement target. Joy is the explanatory category applied to the episode, rather than a directly visible substance or a unique physiological signature.
Several influential theories treat joy as a distinct positive emotion; others emphasize the flexible construction of emotion categories through affect, concepts, bodily information, and situational meaning. Research identifies meaningful regularities in joyful episodes, but there is no universally accepted set of necessary and sufficient biological criteria separating joy from every adjacent pleasant state.
Direct studies of joy provide evidence that it can be investigated as a distinctive positive emotional experience. In three studies, Watkins and colleagues (2018) developed self-report measures of state and trait joy, found factor-analytic separation from other positive emotions, and reported prospective associations involving gratitude and subjective well-being. A factor pattern and longitudinal association provide construct evidence under specific measurement conditions; they do not establish that joy always has a biologically unique signature or that joy causes later well-being. Joy and gratitude may occur together, but gratitude involves recognizing a benefit or benefactor, whereas joy can occur without one.
Joy, Happiness, Pleasure, and Positive Affect: Key Differences
Joy versus happiness
Joy commonly names a particular emotional experience. Happiness is used more broadly: it may refer to momentary pleasant feelings, a person's usual emotional tone, or a judgment that life is going well. In subjective well-being research, life satisfaction is often measured separately from emotional experience. The Satisfaction With Life Scale was designed to assess a cognitive evaluation of one's life, rather than the frequency of joyful episodes.
A person can feel joy today while judging that life overall is difficult. Someone can also report high life satisfaction without frequently experiencing intense excitement. Survey questions that ask “How happy are you with your life?” and “How joyful did you feel this afternoon?” therefore assess partly different phenomena. Treating both as identical obscures how emotional episodes relate to longer-term well-being.
Joy versus pleasure
Pleasure describes the positively felt or hedonic quality of an experience, such as enjoying a flavor, melody, touch, or comforting warmth. Joy can incorporate pleasure while also involving appraisal, relationships, recognition, accomplishment, or the impulse to celebrate. Neuroscience distinguishes aspects of reward processing such as hedonic “liking,” incentive “wanting,” and learning; these components are partially separable. That distinction is useful for interpreting pleasure and motivation, although it does not supply a one-to-one neural test for joy. See the review of pleasure systems.
A favorite meal might be immediately pleasurable without inspiring a broader sense of joy; a reunion can be deeply joyful while also involving sadness, exhaustion, or anxiety. The relationship between pleasure and joy is therefore overlapping and context dependent.
Joy versus positive affect
Positive affect is a broader research term for pleasantly valenced affective states, sometimes with particular emphasis on engagement and activation. Joy is one possible emotion within that broader domain. Positive affect measures can include enthusiasm, alertness, excitement, interest, and other states. The original Positive and Negative Affect Schedule was designed to capture broad affective dimensions, not establish a diagnosis or provide a pure measure of joy.
Positive and negative affect also describe dimensions or families of states, whereas joy names a more specific experience. Readers interested in the conceptual comparison can explore Positive and Negative Affect: Definitions and Differences.
Joy versus amusement, excitement, and contentment
Amusement is commonly associated with perceiving something as funny, incongruous, or playful. Excitement highlights heightened activation and anticipation. Contentment often involves satisfaction and relative calm. Joy can appear in all these settings without matching their typical profiles perfectly. In broaden-and-build theory, joy is especially linked to play, interest to exploration, and contentment to savoring and integrating favorable circumstances. These are proposed functional tendencies, not strict rules governing everyone's behavior.
What Causes Joy?
Joy often follows a favorable evaluation of an event: an unexpected opportunity, a meaningful achievement, recognition, safety after uncertainty, a moment of connection, beauty, novelty, or progress toward something personally valued. The objective event alone rarely determines the emotion. The person's goals, expectations, interpretation, history, and current circumstances help shape whether the event is experienced as joyful. A quiet evening with friends may be an ordinary routine for one person and a profound celebration for another.
The perceived meaning of an outcome matters as much as its scale. A minor milestone can be joyful when it represents hard-won improvement; an impressive reward can feel emotionally flat when it conflicts with one's priorities. Appraisal approaches emphasize how a situation is understood in relation to personal concerns, whereas constructionist accounts investigate how learned emotion concepts and bodily or contextual information participate in categorization. For these competing frameworks, see Theories of Emotion.
Joy may also emerge without an obvious discrete trigger. People can notice an unplanned uplift during conversation, movement, music, play, or attentive appreciation of everyday life. Researchers can study triggers by comparing reported emotion after different events or experiments, but causal conclusions depend on whether an event was manipulated and alternative explanations controlled.
The Components of a Joyful Experience
Subjective feeling and meaning
The most direct evidence that someone feels joy is their own report of what they experience. Reports often mention delight, happiness, warmth, uplift, expansiveness, lightness, excitement, or a sense that something good is happening. A participant's chosen emotion word also reflects language and self-understanding. Distinct labels can describe related bodily feelings, while the same word may cover different kinds of joyful experience.
Valence, arousal, and intensity
Joy is generally positively valenced, but its arousal and intensity vary. An exuberant celebration can feel high in activation; a quiet moment of heartfelt appreciation may be less activated. Intensity refers to the experienced strength of the episode, not automatically to how energetic the person looks. Valence, arousal, and intensity can be measured separately and should not be treated as interchangeable.
The circumplex model of affect places states within broad dimensions such as pleasantness and activation. It helps show why a vigorous thrill and a peaceful pleasant experience can share positive valence while differing in activation. The model summarizes affective structure and does not prove that all positively valenced states are the same emotion.
Motivation and action tendencies
Joy can coincide with playfulness, approaching other people, celebrating, exploring possibilities, or prolonging a pleasurable situation. These tendencies matter because they connect an internal emotional experience with behavior. Nevertheless, people may respond to joy by becoming quiet, pausing, crying, or simply observing what has happened. The situation, individual habits, and social norms influence what follows.
Physiology and bodily experience
During joy, people may notice changes in breathing, heart rate, muscle tone, posture, facial movement, or energy. Some changes are linked to arousal or social activity rather than joy specifically. Similar physiological patterns can occur during amusement, excitement, exertion, surprise, and other states. A sensor reading therefore cannot establish that a person is joyful without contextual evidence and careful validation.
What Happens in the Brain During Joy?
Joy involves interacting processes of reward, affect, valuation, memory, attention, bodily sensing, and social understanding. Contemporary reward neuroscience is particularly informative about pleasure and motivation: networks involving the ventral striatum, pallidum, cortical regions, and neurochemical signaling support distinguishable aspects of incentive motivation and hedonic experience. The Berridge and Kringelbach review cautions against reducing pleasure to a single pleasure center.
Dopamine is frequently described in popular accounts as a “happiness chemical,” but the research supports a more specific role in aspects of motivation, learning, and reward prediction. Hedonic pleasure and incentive pursuit are not identical mechanisms. Findings about reward processing can illuminate certain ingredients of joyful experience without locating all joy in one neurotransmitter or brain region.
Neuroimaging studies also have a fundamental interpretive limitation: activity correlated with a positive event may reflect attention, salience, learning, arousal, expectation, or action preparation. Scientists must combine brain measures with behavior, experience sampling, experimental design, and theory. An activated reward-related region is not an independent proof that a participant feels joy.
Why Do People Feel Joy? Psychological Functions
Play, exploration, and flexible engagement
One influential proposal is that joy facilitates playful engagement and encourages a wider range of possible actions. Fredrickson's 1998 theory paper described joy, interest, contentment, and love as emotions whose potential functions extend beyond immediate responses to danger or reward. Joy can make playful experimentation attractive: inventing a game, experimenting with language, or engaging creatively with other people.
The functional account is a hypothesis with empirical support and ongoing debate. It does not mean every joyful state invariably improves judgment or creativity. A strong positive emotion can sometimes distract attention from relevant risks or demands, depending on the task and circumstances.
Broaden-and-build theory
Broaden-and-build theory proposes that certain positive emotions widen momentary thought-and-action options and, over repeated experiences, may contribute to personal or social resources. A 2005 experimental study involving 104 college students found broader attentional or thought-action responses after positive-emotion film clips than after neutral clips on its particular tasks. This study supports the proposed broadening process under defined conditions.
Subsequent findings also identify boundary conditions. A 2016 experimental paper reported effects of low-arousal positive affect on attention but did not consistently show that experimentally broadening attention itself increased thought-action repertoire. A 2024 systematic review and meta-analysis discussed contradictory findings across positive-emotion and executive-function experiments. Effects depend on the state induced, the cognitive outcome, study design, and participant characteristics. The broader theory is an influential explanatory program rather than a guarantee that joy causes lasting cognitive improvement.
Social bonding and shared celebration
Joy can draw attention toward other people and motivate sharing good news, celebration, and reciprocal responsiveness. In four studies of positive-event sharing, Gable and colleagues found associations between communicating positive events and higher daily positive affect; enthusiastic and constructive responses were especially relevant. These findings help explain why celebrating with someone can change how an event is experienced.
Experiments and diary studies by Reis and colleagues investigated how sharing good news can increase an event's perceived value and promote trust or prosocial orientation. This literature concerns relational processes surrounding positive events, not a universal rule that every joyous experience must be shared.
What Does Joy Look and Sound Like?
Smiling, laughing, animated gestures, a brightened vocal tone, and spontaneous movement can accompany joy. Yet emotional behavior varies with the person and setting. People smile politely or strategically, laugh under tension, and feel intense positive emotion without displaying a broad grin. Likewise, tears sometimes accompany joyful reunions or important personal milestones. The behavior must be understood within its context.
A comprehensive scientific review of facial movements found that expressions communicate useful information but are not fixed, uniquely diagnostic readouts of six emotion categories. Research supporting rich and varied expressive patterns is reviewed by Keltner and colleagues. These literatures differ in theoretical emphasis while converging on the importance of context and variability.
Is a Duchenne smile proof of genuine joy?
A Duchenne smile combines characteristic lifting of the mouth corners with contraction around the eyes. A meta-analysis of smile perception found that observers, on average, judge Duchenne smiles more positively than non-Duchenne smiles, with important effects of video versus still images, posed versus spontaneous behavior, and intensity matching. That result concerns how smiles are perceived.
It does not establish that eye constriction infallibly reveals private feelings or that a smile lacking it is fake. People can deliberately produce complex expressions; joy can occur without the expected smile. Assessing emotion from facial features alone, whether by a person or automated software, is an inference with error and contextual dependence.
Cultural and Individual Differences in Joy
The value attached to excitement or calm varies across people and social environments. Affect valuation research distinguishes actual affect, what people experience, from ideal affect, what they would prefer to experience. Studies comparing groups have found differences in preferences for high-arousal states such as excitement and lower-arousal states such as calm. Tsai's foundational review explains how cultural practices may shape those ideals.
A large individual-participant meta-analysis published in 2025 combined more than 31,000 people from 124 data sets and found robust separation between ideal and actual affect; cultural differences were larger for ideal than actual affect. This finding cautions against treating highly animated joy as the universal standard of a good emotional life.
Culture also shapes whether and with whom positive news is shared. Choi and colleagues documented group-level differences between Korean and European American samples in positive-event sharing and described concerns about relational consequences. Group comparisons do not define individuals, and cultures contain substantial diversity.
Age, temperament, stress exposure, social relationships, sensory preferences, disability, opportunities for leisure, and life circumstances can influence how joy is elicited or expressed. Observing that two people celebrate differently provides information about style and circumstance, not a ranking of how genuine their joy is.
Can Joy and Sadness Occur Together?
Yes. A person may be joyful at a graduation while grieving the end of a familiar chapter, or delighted to reunite with a loved one while remembering the time lost. Mixed emotion reports are well documented in affective science, although researchers debate exactly how simultaneous opposing feelings should be conceptualized and measured. Subjective reports, time scales, and the way a questionnaire asks about emotion can change the observed result.
A joyful event may also follow relief, exhaustion, uncertainty, or sadness, and those feelings can change during the same episode. The presence of discomfort does not cancel the reality of joy. Emotional complexity is especially common around milestones, relationships, and meaningful change; it deserves explanation without assigning a clinical label to an ordinary experience.
How Long Does Joy Last?
Joyful episodes differ in duration. A flash of delight may pass in seconds, while a pleasant emotional episode associated with a reunion or celebration can recur as a person revisits the event. Duration depends partly on attention, interpretation, changes in context, and subsequent events. No single scientifically established duration defines joy.
A prospective study of students who received a desirable exam grade found that positive-event sharing was associated with longer positive emotion episodes, particularly when partners highlighted the event's importance. The Hovasapian and Levine study illustrates a plausible social process, though its sample and design do not establish a universal causal effect for all kinds of joy.
The fading of an emotional peak is a normal feature of dynamic emotional experience. Feeling less joy after an exciting occasion does not mean that the event was meaningless or that the person's capacity for joy is diminished.
How Do Psychologists Measure Joy?
Self-report and experience sampling
A direct question such as “How much joy are you feeling right now?” can capture a person's conscious account of a specific state. Daily diaries and smartphone-based experience sampling can record where, when, and in whose company joy appears. Researchers may also use multi-item scales for discrete positive emotions, including joy, amusement, gratitude, and interest. Measures must be evaluated for reliability, construct validity, translation quality, and sensitivity to time scale.
Self-report is indispensable for subjective experience but subject to memory, social desirability, interpretation of words, and limitations of emotional awareness. A participant recalling yesterday's joy may answer differently from one rating the experience while it is happening.
Joy research also faces a persistent problem of definition. In a synthesis of existing psychological and interdisciplinary approaches, Johnson (2020) documented different uses of joy as an emotion, mood, disposition, or meaning-related experience and proposed clearer operational boundaries. Researchers should therefore specify whether they are measuring a present joyful state, typical frequency, an enduring disposition, or an evaluation of life. These alternatives cannot automatically be combined as if they were the same outcome.
Broad affect and life-satisfaction measures
The PANAS assesses broad positive and negative affect dimensions; it is not a specific diagnostic test for joy. The Satisfaction With Life Scale measures evaluative life satisfaction. These instruments can be useful alongside discrete emotion ratings when a study explicitly distinguishes its outcomes.
A study that reports improvement in positive affect should not automatically be summarized as proof that joy increased. Similarly, evidence of greater life satisfaction does not necessarily show more frequent joyful episodes.
Behavior and physiology
Facial coding, acoustic features of laughter or voice, autonomic measures, and movement patterns may capture correlates of emotional episodes. Each method has interpretive limits: smiling can serve social functions, bodily activation occurs in multiple emotional states, and behavior can be shaped by display rules. Combining multiple signals and self-report may strengthen inference without giving an investigator direct access to subjective experience.
Why no single joy detector works
An emotion category is broader than any individual behavioral signal. The same person may express joy differently during private reflection and public celebration, while two people can show the same smile for distinct reasons. Automated classifiers trained to assign “happy” labels from images or voices may predict human annotations or experimental conditions; such predictions are different from directly measuring a person's inner joy. The evidence on facial-movement inference supports careful interpretation.
Does Joy Improve Health, Memory, or Thinking?
Positive emotional experience is associated in many studies with dimensions of psychological well-being and social functioning. Some experimental research supports short-term effects on attentional or behavioral tasks, and longitudinal studies can test whether emotional states predict later outcomes. Yet evidence for one outcome does not automatically transfer to another: momentary joy, overall positive affect, life satisfaction, biological health, and clinical symptoms are separate variables.
The broaden-and-build framework offers a plausible pathway through which episodes of play, exploration, and connection could accumulate into resources. The 2004 review develops that account, while experimental counterexamples and systematic reviews highlight limits. Correlation between frequent positive experiences and health cannot, on its own, establish that inducing joy prevents illness or extends life.
Joy may influence what feels salient or memorable, particularly when an event carries personal importance. However, memory depends on arousal, attention, prior knowledge, sleep, and many other factors. Claims such as “joy always improves memory,” “joy prevents burnout,” or “people who smile more live longer” require narrower evidence than a general theory of positive emotion supplies.
Can People Experience Too Much Joy?
Joy ordinarily belongs to healthy emotional life, and intense positive emotions are not pathological merely because they are intense. Context matters: unusually sustained elevated or irritable mood together with markedly increased energy or activity, reduced need for sleep, impaired judgment, or major changes in functioning can call for clinical assessment. The presence of enjoyment, excitement, or exuberance alone does not establish a disorder.
Very strong positive mood can also influence risk-taking and attention in ordinary, nonclinical settings. Whether it is beneficial for a particular decision depends on the task, information available, and behavior. This is one reason to assess emotions in context instead of ranking every emotional state along a single scale from bad to good.
Can Someone Be Happy Without Feeling Joy Often?
Yes. Life satisfaction, a sense of meaning, contentment, calm, engagement, and frequent joy are related but distinct aspects of well-being. Some people prefer quieter positive states and experience only occasional intense delight. Cultural and individual research on ideal affect shows that striving for constant excitement is not a universal marker of psychological health.
A meaningful life can also include hardship and grief. Emotional variability is normal, and a lower frequency of strong joy at one point in life cannot be interpreted as a diagnosis. When persistent loss of interest or pleasure causes distress or interferes with daily life, a licensed professional can evaluate the full pattern; a single emotion questionnaire or an article cannot do that work.
Is Trying to Feel More Joy Always Helpful?
Inviting pleasant experiences into life may be valuable, but striving to maximize happiness at every moment can have unintended effects. In two studies reported by Mauss and colleagues, placing particularly high value on happiness was associated with or experimentally linked to less positive experience under some conditions. The finding has boundaries and does not imply that valuing joy is harmful in general.
People may notice joy through play, appreciation, leisure, meaningful activity, shared success, or connection. Scientific findings about savoring and positive-event sharing suggest possible processes, yet the effectiveness of any particular practice varies across people and circumstances. Quoidbach and colleagues examined distinct strategies for engaging with pleasant events and their differing associations with positive affect and life satisfaction.
The most defensible practical implication is flexibility. A person can recognize and appreciate joyful experiences as they occur while allowing ordinary changes in emotional state. Prescribing constant happiness would turn a normal emotion into a demanding performance standard.
Joy in Relationships and Social Life
Joy often becomes socially meaningful when another person notices, welcomes, or shares it. Active, constructive responses to someone's good news communicate recognition and interest. In laboratory and diary research, these responses have been associated with relationship quality and enhanced positive experience. The Gable study and Reis experiments provide specific evidence, rather than a general claim that social celebration always strengthens relationships.
The impact of sharing depends on the listener, the relationship, cultural norms, privacy preferences, and the event itself. Someone might prefer to keep a joyous experience private or share it with one trusted person. A respectful social environment makes room for different ways of enjoying meaningful events.
A 2026 study of stranger dyads identified coexperienced positive affect as a predictor of perceived supportive responses during positive-event conversations. This recent primary study adds evidence for interpersonal synchrony as a promising correlate, while its correlational design and specific conversational setting constrain conclusions about causation.
Major Scientific Debates About Joy
First, researchers disagree over the best level for categorizing positive emotions. Basic-emotion perspectives emphasize patterns that distinguish emotion families, while dimensional approaches emphasize valence and activation and constructionist theories examine context and conceptualization. Each can organize particular findings; none supplies a complete solution to every measurement problem.
Second, scientists distinguish expressive regularities from fixed emotional fingerprints. Smiles and joyful vocalizations can offer socially useful information without proving the subjective emotion that caused them. Debates concern how expressions are produced, perceived, and shaped by situations and cultures.
Third, the breadth and durability of positive emotion benefits remain active empirical questions. Some experiments find attentional broadening; others suggest limits or task-dependent effects. Claims about accumulating resources require appropriate longitudinal or intervention evidence beyond immediate laboratory responses.
Fourth, the extent to which happiness measures capture joy depends on the survey and theory. Without separating discrete emotion, general positive affect, mood, pleasure, and life satisfaction, apparently conflicting studies may be comparing different outcomes. The quality of a scientific claim rests on clear operational definitions.
Frequently Asked Questions About Joy
Is joy an emotion or a feeling?
Joy is commonly classified as an emotion, while the word “feeling” often refers to the consciously experienced aspect of that episode. In everyday language both words can be used for the same event. Researchers distinguish them when analyzing how appraisal, physiology, subjective experience, and behavior relate.
What is the difference between joy and happiness?
Joy usually refers to a particular episode of positive emotion. Happiness can describe momentary feelings or a broader assessment of one's life. A person can feel intense joy briefly and have mixed feelings about life overall, or feel satisfied with life without much intense excitement.
Is joy the same as dopamine?
No. Dopamine participates in several neural processes, especially aspects of motivation, learning, and reward. Research differentiates reward wanting and pleasure liking, and neither maps straightforwardly onto all experiences of joy. The phrase “dopamine equals joy” collapses distinct scientific constructs.
Does joy always produce a smile?
No. Smiles often occur during joyful episodes, but they also have conversational and social functions. Joy may be expressed through movement, laughter, tears, quietness, or other behavior. A facial expression alone cannot reliably establish what someone privately experiences.
Can joy and sadness exist at the same time?
Yes. Life events can be both welcome and painful. A person may feel joy alongside grief, nostalgia, anxiety, or relief. Researchers examine mixed emotion using different measurement methods, and there is continuing debate about precise simultaneity and temporal dynamics.
Can joy be learned or practiced?
Some experiences and behaviors, including positive-event sharing and savoring, are associated with greater positive affect in studied samples. These findings suggest opportunities to notice or extend pleasant experiences, but they do not guarantee a particular emotional result. The causes of joy include individual, relational, and contextual factors.
Is lack of joy a diagnosis?
No. Joy is an ordinary emotional experience, and its frequency or intensity varies. Persistent difficulty experiencing interest or pleasure may warrant professional evaluation if it causes distress or impaired functioning, but the cause cannot be determined from a single answer, score, or lack of smiling.
What is the scientific function of joy?
Leading proposals emphasize play, social connection, and flexible engagement with opportunities. Broaden-and-build theory offers one influential account. Some components have experimental support, while important boundary conditions and long-term causal pathways remain under investigation.
Can psychologists measure joy accurately?
Researchers can ask people about their subjective experience and combine these reports with observation and other methods. Accuracy depends on what is being measured, the wording, the time frame, and the validity of the instrument. There is no single universally reliable facial, vocal, or physiological detector of inner joy.
Is joy always intense?
No. Joy may feel exuberant or gentle, shared or private. The pleasant valence of an experience does not specify its arousal or emotional strength, and culture and temperament influence which positive states people value or communicate.
Related Articles
Types of Emotions: Basic, Complex, and Social Categories explains how joy fits alongside other basic, complex, and social emotion categories.
Positive and Negative Affect: Definitions and Differences separates specific emotions from broader positive and negative affect constructs.
What Are Emotions? Psychological Definition, Components, and Functions provides the foundational scientific framework for emotion episodes.
Theories of Emotion: Classical and Modern Explanations compares competing explanations of what emotional experiences are and how they arise.
References
Barrett, L. F., Adolphs, R., Marsella, S., Martinez, A. M., & Pollak, S. D. (2019). Emotional expressions reconsidered: Challenges to inferring emotion from human facial movements. Psychological Science in the Public Interest, 20(1), 1–68. https://doi.org/10.1177/1529100619832930
Berridge, K. C., & Kringelbach, M. L. (2015). Pleasure systems in the brain. Neuron, 86(3), 646–664. https://doi.org/10.1016/j.neuron.2015.02.018
Choi, H., Oishi, S., Shin, J., & Suh, E. M. (2019). Do happy events love company? Cultural variations in sharing positive events with others. Personality and Social Psychology Bulletin, 45(4), 528–540. https://doi.org/10.1177/0146167218789071
Depow, G. J., Gordon, A. M., Gu, Y., & Oveis, C. (2026). Build better relationships: Positive empathy and capitalization. Emotion. Advance online publication. https://doi.org/10.1037/emo0001707
Diener, E., Emmons, R. A., Larsen, R. J., & Griffin, S. (1985). The Satisfaction With Life Scale. Journal of Personality Assessment, 49(1), 71–75. https://doi.org/10.1207/s15327752jpa4901_13
Fredrickson, B. L. (1998). What good are positive emotions? Review of General Psychology, 2(3), 300–319. https://doi.org/10.1037/1089-2680.2.3.300
Fredrickson, B. L. (2001). The role of positive emotions in positive psychology: The broaden-and-build theory of positive emotions. American Psychologist, 56(3), 218–226. https://doi.org/10.1037/0003-066X.56.3.218
Fredrickson, B. L. (2004). The broaden-and-build theory of positive emotions. Philosophical Transactions of the Royal Society B: Biological Sciences, 359(1449), 1367–1377. https://doi.org/10.1098/rstb.2004.1512
Fredrickson, B. L., & Branigan, C. (2005). Positive emotions broaden the scope of attention and thought-action repertoires. Cognition and Emotion, 19(3), 313–332. https://doi.org/10.1080/02699930441000238
Gable, S. L., Reis, H. T., Impett, E. A., & Asher, E. R. (2004). What do you do when things go right? The intrapersonal and interpersonal benefits of sharing positive events. Journal of Personality and Social Psychology, 87(2), 228–245. https://doi.org/10.1037/0022-3514.87.2.228
Gunnery, S. D., & Ruben, M. A. (2016). Perceptions of Duchenne and non-Duchenne smiles: A meta-analysis. Cognition and Emotion, 30(3), 501–515. https://doi.org/10.1080/02699931.2015.1018817
Hovasapian, A., & Levine, L. J. (2018). Keeping the magic alive: Social sharing of positive life experiences sustains happiness. Cognition and Emotion, 32(8), 1559–1570. https://doi.org/10.1080/02699931.2017.1422697
Jäger, D. T., & Rüsseler, J. (2016). Low arousing positive affect broadens visual attention and alters the thought-action repertoire while broadened visual attention does not. Frontiers in Psychology, 7, 1652. https://doi.org/10.3389/fpsyg.2016.01652
Johnson, M. K. (2020). Joy: A review of the literature and suggestions for future directions. The Journal of Positive Psychology, 15(1), 5–24. https://doi.org/10.1080/17439760.2019.1685581
Keltner, D., Sauter, D., Tracy, J., & Cowen, A. (2019). Emotional expression: Advances in basic emotion theory. Journal of Nonverbal Behavior, 43(2), 133–160. https://doi.org/10.1007/s10919-019-00293-3
Lautenbach, F. (2024). Effects of positive affect and positive emotions on executive functions: A systematic review and meta-analysis. Cognition and Emotion, 38(1), 1–22. https://doi.org/10.1080/02699931.2023.2279173
Mauss, I. B., Tamir, M., Anderson, C. L., & Savino, N. S. (2011). Can seeking happiness make people unhappy? Paradoxical effects of valuing happiness. Emotion, 11(4), 807–815. https://doi.org/10.1037/a0022010
Quoidbach, J., Berry, E. V., Hansenne, M., & Mikolajczak, M. (2010). Positive emotion regulation and well-being: Comparing the impact of eight savoring and dampening strategies. Personality and Individual Differences, 49(5), 368–373. https://doi.org/10.1016/j.paid.2010.03.048
Reis, H. T., Smith, S. M., Carmichael, C. L., Caprariello, P. A., Tsai, F.-F., Rodrigues, A., & Maniaci, M. R. (2010). Are you happy for me? How sharing positive events with others provides personal and interpersonal benefits. Journal of Personality and Social Psychology, 99(2), 311–329. https://doi.org/10.1037/a0018344
Tsai, J. L. (2007). Ideal affect: Cultural causes and behavioral consequences. Perspectives on Psychological Science, 2(3), 242–259. https://doi.org/10.1111/j.1745-6916.2007.00043.x
Tsai, J. L., Chen, D. S., Yang, A. M., Cachia, J. Y. A., Blevins, E., Ko, M., Mathur, M. B., Aragón, O. R., Arens, E. A., Bencharit, L. Z., Chen, S. H., Chen, Y.-C., Chentsova Dutton, Y., Cheung, B. Y., Chim, L., Chow, P. I., Clobert, M., Costello, A., de Almeida, I., ... Zhou, X. (2025). A meta-analytic review of cultural variation in affect valuation. Psychological Bulletin, 151(12), 1486–1524. https://doi.org/10.1037/bul0000499
Tsai, J. L., Knutson, B., & Fung, H. H. (2006). Cultural variation in affect valuation. Journal of Personality and Social Psychology, 90(2), 288–307. https://doi.org/10.1037/0022-3514.90.2.288
Watkins, P. C., Emmons, R. A., Greaves, M. R., & Bell, J. (2018). Joy is a distinct positive emotion: Assessment of joy and relationship to gratitude and well-being. The Journal of Positive Psychology, 13(5), 522–539. https://doi.org/10.1080/17439760.2017.1414298
Watson, D., Clark, L. A., & Tellegen, A. (1988). Development and validation of brief measures of positive and negative affect: The PANAS scales. Journal of Personality and Social Psychology, 54(6), 1063–1070. https://doi.org/10.1037/0022-3514.54.6.1063