Valence

A message arrives with four words.

“We need to talk.”

For one person, the body drops before the sentence is finished.

For another, the message is neutral because it came from a colleague about a routine project.

For a third, it brings relief. The conversation has been overdue.

The same stimulus does not carry one fixed emotional value independent of the person receiving it.

This is where valence becomes both useful and deceptively difficult.

Definition

In affective science, valence usually refers to the degree to which an experience, stimulus or state is represented as pleasant versus unpleasant, positive versus negative, appetitive versus aversive, or otherwise favorable versus unfavorable.

Those pairs are related, but they are not always identical.

A food can be appetitive without producing a consciously pleasant feeling in every context. An unpleasant medical procedure can be evaluated as good because it serves a valued goal. A sad song can be experienced as moving and rewarding while carrying negative emotional content.

The first rule of valence research is therefore to ask: valence of what, measured how?

Why valence matters

Valence is one of the most persistent organizing dimensions in emotion research.

James Russell’s circumplex model and later core-affect framework helped formalize a two-dimensional space in which valence and arousal organize affective states.

Within that space, pleasantness-unpleasantness provides one axis and activation-deactivation another.

The attraction is obvious.

Hundreds of emotion words can be arranged more economically when some of their variation is captured by shared dimensions.

But a useful compression should not be mistaken for a complete ontology.

Valence is not the same as emotion category

Fear and anger are both usually unpleasant.

That does not make them the same emotion.

They differ in appraisals, action tendencies, social meanings and likely patterns of attention and behavior.

Likewise, amusement and relief can both be pleasant while differing in temporal structure and cause.

Valence captures an important property of these states without replacing the categories.

A map coordinate is not the whole landscape.

Valence is not the same as moral value

“Positive” and “negative” can create confusion because ordinary language uses them morally.

Negative valence does not mean bad in a moral or functional sense.

Fear during a genuine threat may be unpleasant and useful. Grief can be painful and deeply connected to attachment. Anger can signal boundary violation while also leading to destructive action.

Positive valence is not automatically beneficial either.

Pleasure can accompany risky, addictive or exploitative behavior.

Scientific valence is about affective quality, not ethical worth.

Valence can belong to different levels

Walle and Dukes’ 2023 review makes a central problem visible: researchers often talk about valence without specifying the level at which it exists.

At least four levels can be distinguished.

Stimulus valence

A picture, word, sound or event is rated as positive or negative by participants or normative datasets.

This is a property attributed to the stimulus within a sampling context.

It is not proof that every individual will experience the stimulus the same way.

Experienced valence

A person reports feeling pleasant or unpleasant.

This is closer to subjective affect.

Motivational valence

A stimulus or state is associated with approach, avoidance, reward or punishment.

These relationships are important but not identical to conscious pleasantness.

Evaluative valence

A person judges an outcome, object or idea as good or bad in relation to goals or values.

Again, this can diverge from immediate feeling.

Without separating these levels, studies can appear to disagree when they are measuring different things.

Mixed affect complicates a single axis

People can experience positive and negative aspects of a situation at once.

A graduation can contain pride and grief. A difficult farewell can be painful and loving. A promotion can feel exciting and threatening. A memorial can evoke sorrow and gratitude in the same minute.

If a participant is forced to choose one number from very unpleasant to very pleasant, the result may average over a more complex state.

Some measurement traditions therefore treat positive and negative affect as partly separable rather than as perfect opposites.

Whether bipolar or separable models are more appropriate depends on the construct, timescale and method.

The field should not assume that one scale answers every valence question.

Context changes valence

The word “cold” can be pleasant after heat and unpleasant during exposure.

A loud cheer can feel energizing at a concert and threatening outside a bedroom window at 3 a.m.

A racing heart can feel exhilarating during sport and alarming in a medical waiting room.

Valence is therefore not simply contained inside a stimulus.

It emerges from relations among sensory input, bodily state, prediction, goals, memory and context.

This does not make valence arbitrary.

It makes it conditional.

Valence and the affective circumplex

Russell’s 1980 circumplex model arranged affective concepts in a circular space in which pleasure-displeasure and arousal-sleepiness provided major dimensions.

The model has been enormously influential because it captures regularities in how people organize affective language.

Later work on core affect emphasized that feeling good or bad and energized or enervated can be considered basic properties of ongoing experience.

This framework remains useful, but modern affective science has become increasingly careful about treating dimensional spaces as discovered biological primitives rather than empirically useful representations.

Dimensional structure depends partly on tasks, stimuli, labels and analytic choices.

A 2025 methodological review of emotion structure highlights how stimulus selection, task design and dimensionality-reduction methods can shape the apparent structure researchers recover.

Valence in the brain

A tempting question is whether the brain contains a “positive” circuit and a “negative” circuit.

The evidence is more complex.

Older lateralization hypotheses proposed relatively simple mappings between positive-negative emotion and hemispheric activity. Meta-analytic work has not supported such simple global accounts.

More recent frameworks describe valence processing at multiple scales, including appetitive and aversive systems, learning signals, distributed representations and conscious affective experience.

The lesson is not that valence lacks neural implementation.

It is that a psychological dimension does not require one dedicated anatomical module.

Valence and physiology

Facial muscle activity, startle responses, heart rate and other measures can covary with valenced states in particular paradigms.

Classic picture-viewing work found relationships between corrugator or zygomatic facial activity and valence ratings, while skin conductance tracked arousal more strongly.

But the mappings are neither perfectly specific nor universal.

A 2022 representational-similarity study found limited correspondence between subjective valence ratings and several physiological measures across induction contexts.

Physiology can support inference about affective processes.

It cannot be treated as a direct meter of pleasantness or unpleasantness without validation for the specific task and population.

Measurement choices matter

Bipolar rating scales

Participants rate experience on a continuum from unpleasant to pleasant.

These are efficient and intuitive but may compress mixed states.

Separate positive and negative ratings

Participants rate positivity and negativity independently.

This can capture co-occurrence but introduces its own scale and interpretation problems.

Normative stimulus ratings

Large datasets provide average valence ratings for images, words or sounds.

Norms are useful for stimulus selection but should not be treated as universal properties of the materials.

Implicit and behavioral measures

Approach-avoidance behavior, reaction times and learning can provide information about evaluative processes.

They are not interchangeable with subjective valence.

Computational and neuroimaging models

Models can classify or predict valence under defined conditions.

Performance within a dataset is not evidence of a context-free valence detector.

Individual differences are not mere error

Two participants can legitimately rate the same stimulus differently.

Personal history, cultural background, current goals, sensory sensitivity, fatigue, clinical status and immediate context can all affect evaluation.

A research design can average these differences to estimate a population tendency.

It should not then pretend that the average is what every person felt.

Within-person variability also matters. Recent work examining physiological correspondence with valence and arousal shows that conclusions can change depending on whether intraindividual variability is modeled or ignored.

This is a methodological issue with conceptual consequences.

Valence changes over time

A painful workout can become satisfying afterward.

An exciting purchase can become regretted.

The first bite of a rich meal and the twentieth do not have the same hedonic value.

Valence is therefore temporally dynamic.

Momentary experience, remembered experience and anticipated experience can diverge.

Researchers should specify which temporal slice they are measuring.

Regulation does not mean maximizing positive valence

Emotion regulation is sometimes misrepresented as moving a person from negative to positive.

That is too crude.

A person preparing for a dangerous task may need appropriate concern, not cheerfulness. Grief should not be scored as failed regulation because it is unpleasant. Moral discomfort can motivate repair. Boredom can signal a need to change activity.

Bjureberg’s 2026 review frames emotion regulation as a dynamic process related to goals, abilities, feedback and context rather than as simple mood optimization.

The relevant question is often whether a state supports accurate engagement and valued action, not whether it feels pleasant immediately.

Culture and preferred affect

Cultures differ not only in which emotions are acceptable to express but in which kinds of positive states are idealized.

High-arousal positivity such as excitement may be valued differently from low-arousal positivity such as calm.

This complicates global claims about “positive affect.”

Cross-cultural work on regulation, including Chen and colleagues’ 2025 meta-analysis, reinforces the importance of examining cultural moderators rather than assuming uniform strategy-outcome relationships.

Valence is a broad dimension. Its meaning in life is culturally situated.

Technology often optimizes for valence without naming it

Recommendation systems, games, advertising and interface design routinely track proxies for what users approach, avoid, repeat, like or abandon.

These are behaviorally relevant signals, but they should not be silently equated with subjective positive valence.

A person may repeatedly engage with content they experience as upsetting. They may click because of outrage, obligation, fear or compulsive habit.

Engagement is not pleasure.

That distinction becomes increasingly important when systems claim to personalize for wellbeing.

Valence is not utility

Pleasantness and usefulness are not the same variable. A vaccine injection can be unpleasant and beneficial. Avoiding a difficult conversation can feel pleasant in the short term and carry long-term costs. Grief can be painful without being pathological, while excitement can accompany reckless behavior.

This distinction matters whenever valence is used in design, education or clinical interpretation. Systems that optimize what feels good now may accidentally train avoidance, reduce tolerance for necessary difficulty or privilege immediate reward over durable goals. The scientific construct describes an evaluative dimension of experience; it does not supply a theory of what people ought to choose.

Ambivalence and mixed valence

Some experiences resist a clean positive-negative label. Graduation can contain pride and loss. Leaving a harmful relationship can contain relief and longing. Parenting, caregiving and migration often produce mixtures whose components change over minutes, days and years.

Mixed affect does not simply prove that the valence dimension is useless. It shows why the level of analysis matters. A person may report an overall pleasantness rating while simultaneously experiencing separable positive and negative components. Different measurement formats can therefore recover different structures from the same episode.

Valence judgments are temporally local

A state can be unpleasant now and valued later. The inverse also occurs. This is one reason retrospective reports, momentary ratings and prospective preferences should not be treated as equivalent. Memory reconstructs episodes; anticipation simulates them; in-the-moment ratings sample them.

For research, the timing of the question is part of the construct. For institutions, it is also an ethical issue. A system that measures satisfaction immediately after an interaction may miss delayed consequences, while a platform that maximizes momentary positive feedback may have little information about longer-term wellbeing.

Positive and negative affect are not always opposite ends of one score

Some measurement traditions treat positive and negative affect as partly separable dimensions rather than a single bipolar axis. A person can report substantial positive and negative feeling within the same period, and different instruments recover different structures depending on whether they ask about momentary pleasantness, broad affective tendencies or specific emotion adjectives.

This is not merely a statistical disagreement. It changes what researchers mean by “more positive.” Increasing reported enthusiasm is not necessarily the same operation as decreasing distress. A clinical intervention, a workplace survey and an experience-sampling study can therefore produce superficially similar valence language while measuring different phenomena.

Normative language easily contaminates valence language

Everyday speech turns “positive” and “negative” into moral evaluations. A positive emotion becomes a good emotion; a negative emotion becomes a bad one. Affective science cannot safely inherit that implication. Fear may be aversive and protective. Guilt may be unpleasant and socially corrective. Relief may be pleasant after avoidance that preserves a larger problem.

This is why the Institute avoids translating valence into virtue. Pleasantness is an empirical property of experience, not a moral score. The distinction protects both science and human complexity.

Valence is inferred differently across methods

Researchers can ask a person whether something feels pleasant or unpleasant. They can examine choices, approach and avoidance, facial behavior, physiological responses or neural patterns. None of these is automatically interchangeable with the others.

A person can choose an unpleasant medical procedure because it serves a valued goal. Someone can approach an anxiety-provoking conversation rather than avoid it. A bitter taste can be aversive in one context and sought out in another. Behavior therefore contains information about value, but behavior alone does not provide a transparent readout of experienced valence.

The same caution applies to physiology. Lang and colleagues' picture-viewing work helped establish systematic relations among affective judgments and bodily responses, yet later psychophysiological research shows that subjective affect and physiological patterning correspond imperfectly. A measure can covary with valence under one task without becoming a universal “positivity sensor.”

This is why contemporary affective science increasingly treats measurement as a problem of construct alignment. Before asking whether valence was detected, the researcher must specify which level of valence was meant and which observation could reasonably index it.

Pleasantness can conflict with importance

One danger in public uses of valence is the quiet assumption that positive is good and negative is bad.

That equation fails quickly.

Grief can be unpleasant and proportionate to love. Guilt can be painful and morally informative. Fear can be aversive and protective. Relief can feel pleasant after avoiding a necessary task. A flattering falsehood may have positive valence while degrading judgment.

This distinction becomes especially important in systems designed to optimize experience. If a platform learns to maximize immediate positive response, it may reward reassurance, novelty or agreement while reducing exposure to information that is difficult but useful. Conversely, deliberately maximizing negative arousal is not depth or seriousness.

Valence is an important dimension of experience. It is not an ethical objective function.

Valence can be regulated by changing different parts of the system

A person who wants less unpleasant affect can alter the situation, move attention, reinterpret meaning, accept the feeling, seek social support or modulate a response that is already underway. These routes are not equivalent simply because the eventual rating becomes less negative.

For example, leaving a dangerous room and convincing oneself that the room was never dangerous could both reduce unpleasant affect. One changes exposure; the other changes interpretation. Their epistemic and practical consequences differ radically.

That is why the Institute treats valence as information about orientation, not as a sufficient criterion for regulatory success. A useful regulation strategy must be evaluated against the person's goals, evidence, relationships and longer temporal horizon, not only the immediate pleasantness of the next measurement point.

What the evidence does not show

Current evidence does not show that:

• valence is one perfectly standardized construct across all studies;
• “positive” means morally good or functionally adaptive;
• “negative” means pathological or undesirable;
• every affective state lies cleanly on one bipolar pleasant-unpleasant line;
• a stimulus has the same valence for every person and culture;
• facial or physiological signals provide a universal readout of valence;
• one hemisphere contains positive emotion while the other contains negative emotion;
• maximizing positive valence is the goal of emotion regulation;
• observed approach behavior always means conscious pleasure;
• normative stimulus ratings describe every participant’s experience.

These boundaries protect valence from becoming a vague label for anything desirable or undesirable.

Institute synthesis: valence as orientation, not verdict

Within Inner Technology, the Institute treats valence as orientation, not verdict.

This is synthesis, not an established scientific definition.

Pleasantness and unpleasantness provide information about how an organism is currently relating to a situation.

But the information is not a final judgment about what is true, safe, ethical or worth doing.

An unpleasant conversation may be necessary. A pleasant reassurance may be false. An attractive option may conflict with longer-term aims. A painful truth can still be a truth.

A mature relationship to valence therefore includes the capacity to notice the pull without confusing it with proof.

From person to institution

Institutions shape which forms of pleasantness and unpleasantness people are repeatedly exposed to.

A school can make learning aversive through humiliation. A workplace can make overwork rewarding through status. A platform can make outrage behaviorally sticky while leaving users subjectively depleted.

Once those patterns are seen, valence becomes more than a laboratory rating.

It becomes part of the design environment in which judgment, habit and attention develop.

The message still says, “We need to talk.”

The first drop in the stomach is real.

What it means is still open.

Research references

1. Russell JA. A circumplex model of affect. Journal of Personality and Social Psychology. 1980;39(6):1161-1178. https://doi.org/10.1037/h0077714
2. Russell JA. Core affect and the psychological construction of emotion. Psychological Review. 2003;110(1):145-172. https://doi.org/10.1037/0033-295X.110.1.145
3. Walle EA, Dukes D. We (Still!) Need to Talk About Valence: Contemporary Issues and Recommendations for Affective Science. Affective Science. 2023. https://doi.org/10.1007/s42761-023-00217-x
4. Man V, Cunningham WA. Multiple scales of valence processing in the brain. Social Neuroscience. 2021;16(1):57-67. https://doi.org/10.1080/17470919.2019.1692068
5. Lang PJ, Greenwald MK, Bradley MM, Hamm AO. Looking at pictures: affective, facial, visceral, and behavioral reactions. Psychophysiology. 1993;30(3):261-273. https://doi.org/10.1111/j.1469-8986.1993.tb03352.x
6. Ventura-Bort C, Wendt J, Weymar M. New insights on the correspondence between subjective affective experience and physiological responses from representational similarity analysis. Psychophysiology. 2022;59(11):e14088. https://doi.org/10.1111/psyp.14088
7. Lin C, Han Y, Keles U, Xu Y, Lu J, Zheng R, et al. Investigating the Structure of Emotion: Tools, Pitfalls and Recommendations. Affective Science. 2025;6:726-744. https://doi.org/10.1007/s42761-025-00337-6
8. Bjureberg J. The Role of Emotion Regulation in Clinical Interventions. Annual Review of Clinical Psychology. 2026;22:105-133. https://doi.org/10.1146/annurev-clinpsy-061324-072853