Dance Therapy

Abstract

Dance therapy, also called dance/movement therapy, is the psychotherapeutic use of movement to further the emotional, cognitive, physical, and social integration of the person; MeSH classifies it under psychotherapy. This article treats it as a scientific object whose premise, that moving the body can change the mind, can be examined and measured, not merely asserted. It traces the field from the clinical improvisations of Marian Chace and the depth-psychological work of Mary Starks Whitehouse to the meta-analyses that estimate its average benefit, concentrating on depression, where evidence is strongest, and on the mechanisms, embodied emotion, interoceptive awareness, and kinesthetic empathy, through which it is thought to work. Three interactive demonstrations model the effect size of a treatment as distributional overlap, the mapping from movement qualities to felt emotion, and the pooling of many studies into one meta-analytic estimate.

Keywords: dance therapy, embodied emotion, kinesthetic empathy

Dance therapy rests on an old intuition given a clinical form: that posture, gesture, and movement are not merely expressions of an inner state but can shape it, so that changing how a person moves can change how they feel and relate. What makes it a subject of cognitive and clinical science rather than a folk practice is the willingness to ask empirical questions of that intuition, whether structured movement produces measurable benefit, for whom, and by what causal route. This article follows that arc from its expressive origins to the current evidence base and the mechanistic accounts that are beginning to explain, rather than only demonstrate, its effects.

What Dance Therapy Is

Dance therapy, known in the United States and Australia as dance/movement therapy and in the United Kingdom as dance movement psychotherapy, is the psychotherapeutic use of movement to promote the emotional, social, cognitive, and physical integration of the individual. It is a type of psychotherapy: the National Library of Medicine's Medical Subject Headings files it beneath the psychotherapy descriptor, and it belongs to the broader family of creative arts therapies alongside art, music, and drama therapy. What sets it apart within that family is its medium. Where verbal therapy works through conversation and art therapy through a made object, dance therapy works through the moving body itself, treating movement as both the material to be observed and the means of change.

The defining premise is that body and mind are a single system, so that the movement of the body both reflects and influences psychological state. A dance therapist therefore attends to how a client moves, the tempo, weight, flow, and shape of their gestures, as diagnostic information, and uses movement, mirroring, and improvisation, rather than only speech, as the instrument of treatment. The practice is not performance dance and requires no skill or training in dance from the client; a session may involve no recognisable dancing at all, only movement that the therapist meets and shapes. Sessions are conducted individually or, in the tradition Chace established, in groups, where the shared rhythm of moving together becomes part of the therapeutic action.

Origins and Pioneers

Dance therapy in its modern clinical form is usually traced to Marian Chace, a dancer who in the 1940s began working with psychiatric patients at St. Elizabeths Hospital in Washington, D.C. Chace observed that patients who could not be reached by words, including those with severe psychosis, could be engaged through shared movement, and she developed a method, since known as the Chace technique, built on meeting and amplifying a patient's own movement so as to establish a wordless relationship and then a group. Her work was successful enough that the hospital's psychiatrists referred patients to her, and in 1966 she became the founding president of the American Dance Therapy Association, the event that marks the profession's formal beginning.

A second and quite different root runs through Mary Starks Whitehouse, a dancer trained in the studios of modern dance who drew on the analytical psychology of Carl Jung to develop what she first called movement-in-depth and what became known as Authentic Movement. Where Chace's method was social and directive, built around the group, Whitehouse's was introspective: a mover, with eyes closed, waits for an impulse to arise and follows it while a witness observes, so that movement becomes a route to unconscious material in the way Jung's active imagination used image and fantasy. These two lineages, the socially engaged and the depth-psychological, established between them the range the field still occupies, from structured group work in psychiatric settings to individual exploratory practice, and both took as given that the body is a legitimate and even privileged avenue to the psyche.

Theoretical Foundations

Beneath the clinical methods lies a theoretical claim that has since found support well outside the therapy room: that emotion is embodied, arising in and read from the state of the body rather than residing wholly in the head. If bodily state is constitutive of emotional state, then altering movement, its tempo, its expansiveness, its rhythm, should alter feeling directly, which is precisely what dance therapy attempts. This is the same premise that animates work on embodied cognition and on interoception, the sensing of the body's internal condition, and it gives the practice a mechanistic rationale that its founders intuited but could not test.

Two further constructs organise the field's own thinking. The first is the analysis of movement itself: therapists draw on systems, most influentially Rudolf Laban's, that describe movement along dimensions such as weight, time, space, and flow, giving a vocabulary in which a person's characteristic way of moving can be observed and its changes tracked. The second is kinesthetic empathy, the therapist's attunement to a client achieved by mirroring their movement and thereby coming to share, in the body, something of their state; a controlled study of the mechanism found that such mirroring in dyads reliably raised felt closeness and attunement, giving the clinical intuition an experimental footing (Koch et al., 2014). Together these ideas frame dance therapy as working through the body's expression and the resonance between bodies, rather than through insight arrived at in words.

The Question of Outcome

Whether dance therapy produces benefit beyond the passage of time is a question that meta-analysis has addressed several times over three decades, with steadily improving method. The first quantitative synthesis, by Ritter and Low in 1996, pooled the small controlled literature then available and reported encouraging but tentative effects, while candidly noting how few rigorous studies existed to pool (Ritter & Low, 1996). Cruz and Sabers soon reanalysed that same body of work and argued that a computational error had understated the result, so that dance/movement therapy was in fact more effective than the original synthesis had reported, an early illustration of how sensitive the field's small evidence base is to analytic choices (Cruz & Sabers, 1998).

The modern estimates come from Sabine Koch and colleagues, whose 2014 meta-analysis of controlled trials found moderate positive effects on quality of life and on the reduction of depression and anxiety, alongside the recurring caution that the primary studies were few and methodologically limited (Koch et al., 2014). Their 2019 update, incorporating the newer trials, confirmed and refined this picture: significant effects on health-related psychological outcomes, with the effect on decreasing depression among the more robust, and effect sizes generally in the small-to-moderate range (Koch et al., 2019). Figure 1 shows what an effect of that magnitude means as the overlap of two distributions, and the first demonstration lets a reader vary the effect size and read off the percentile it implies.

The consistent message across these syntheses is twofold. The average effect is genuine and positive, placing dance therapy alongside other credible psychosocial treatments in magnitude; but the confidence one can place in it is limited by the quality and quantity of the underlying trials, a limitation the analysts themselves stress more insistently than any external critic.

Depression: The Strongest Case

The disorder for which dance therapy has been tested most and shown best is depression, and here the evidence is specific enough to examine on its own. A pilot randomized study by Punkanen and colleagues found that a short course of group dance/movement therapy reduced depression, anxiety, and stress in adults, providing an early controlled signal for the specific application (Punkanen et al., 2014). Pylvänäinen and colleagues then treated depressed adults in a psychiatric outpatient clinic with a dance/movement therapy group and found significant reductions in symptoms that were maintained at follow-up, extending the finding from a pilot to a clinical service setting (Pylvänäinen et al., 2015).

The most authoritative appraisal of this literature is the Cochrane systematic review by Meekums, Karkou, and Nelson, which applied the field's highest evidential standard and reached a deliberately cautious verdict: there was no evidence of a consistent effect, the confidence in any estimate was low because the trials were few and small, and the review called for larger and better-designed studies rather than declaring the treatment effective (Meekums et al., 2015). A later systematic review with meta-analysis by Karkou and colleagues, pooling the trials available by 2019, was more encouraging, reporting a beneficial effect of dance movement therapy on depression while echoing the call for stronger trials (Karkou et al., 2019). The tension between the Cochrane review's restraint and the later meta-analysis's optimism is not a contradiction so much as a portrait of a young evidence base: the point estimate is favourable, but it rests on so little data that a conservative reader and an encouraging one can both defend their reading.

Mechanisms of Change

The question of how dance therapy works, as against whether it works, is where the field's connection to cognitive science is sharpest. The embodiment premise supplies the general answer, that changing bodily movement changes emotional state, but turning that into a testable mechanism requires specifying the intervening processes. Brauninger's randomized controlled trial of a group intervention for stress offers one such specification at the level of coping: participants who received dance/movement therapy showed improved stress management and coping compared with a wait-list control, locating part of the effect in the regulation of stress rather than in mood alone (Brauninger, 2012). The mirroring studies locate another part in the interpersonal channel, kinesthetic empathy, showing experimentally that shared movement builds the attunement on which any relational therapy depends (Koch et al., 2014).

The most systematic attempt to give the field a mechanistic foundation is the neurocognitive review by Millman and colleagues, which surveyed the evidence and proposed that the effects of dance movement therapy be understood through identifiable neurocognitive processes, embodied and interoceptive emotion processing, movement synchrony and the social bonding it supports, and the reward and affect-regulation systems engaged by rhythmic movement, rather than through the field's traditional and largely metaphorical vocabulary (Millman et al., 2021). Their programme is the dance-therapy counterpart of the wider push in psychotherapy research to replace demonstrations that a treatment works with accounts of the causal processes by which it does, and it reframes the therapy's oldest claims about the moving body in the language of contemporary affective and social neuroscience.

Current Directions

The field's current trajectory is set by the same two forces reshaping psychotherapy research generally: a demand for stronger outcome evidence and a demand for mechanism. On the outcome side, the Koch group's 2019 meta-analytic update and the Karkou group's 2019 depression meta-analysis represent the maturing of quantitative synthesis in a domain long dominated by case reports, and both convert their favourable estimates into an explicit agenda for the larger, better-controlled trials the Cochrane review demanded (Koch et al., 2019; Karkou et al., 2019). The recurring methodological refrain, small samples, heterogeneous interventions, and weak comparison conditions, has itself become a research target, as the field works to standardise what counts as a dose of dance/movement therapy so that trials can be compared and combined.

On the mechanism side, the neurocognitive turn marked by Millman and colleagues is the most consequential development, because it offers to connect dance therapy to measurable processes, interoceptive accuracy, interpersonal synchrony, reward-system engagement, that can be assessed with the tools of experimental psychology and neuroscience (Millman et al., 2021). If that programme succeeds, the therapy's effects could be predicted from the processes a given client's difficulty engages and its components refined to target them, moving the practice from an expressive art toward a mechanistically grounded intervention. Both fronts proceed against the same backdrop of a thin evidence base, examined next.

Criticisms and Open Questions

The candid assessment of dance therapy's evidence is that it is promising but weak, and the most useful critiques come from within the field. A systematic review of the effectiveness evidence by Strassel and colleagues surveyed the controlled literature across conditions and concluded that, while several studies reported benefit, the overall quality was low, the samples small, and the interventions and outcomes too heterogeneous to support strong general claims (Strassel et al., 2011). The same limitations recur in every synthesis: control conditions are often wait-lists rather than active comparators, which cannot separate the specific effect of dance from the general effects of attention, activity, and expectation; sample sizes are small enough that a single study can swing a pooled estimate, as Cruz and Sabers' reanalysis vividly showed (Cruz & Sabers, 1998); and the treatments grouped under one label vary so widely that the meta-analytic average may combine genuinely different interventions.

Two deeper problems attach to the practice as well as the evidence. The first is definitional heterogeneity: dance/movement therapy spans Chace's directive group work and Whitehouse's introspective Authentic Movement, and pooling them assumes an equivalence the field has not established. The second is the same allegiance and expectancy biases that inflate the psychotherapy literature generally, to which a warm, embodied, group-based treatment is if anything especially exposed. None of this shows that dance therapy does not work; it shows that the honest current claim is a moderate, provisional benefit for depression and related distress, held with appropriate uncertainty and awaiting the larger trials its own advocates call for.

Worked Example

The first demonstration makes an effect size concrete as overlap. An effect size expressed as a standardized mean difference is the gap between the treated and control means measured in standard deviations, and when the two groups are normally distributed with equal spread, the proportion of treated clients scoring above the average control equals the area under the standard normal curve up to that value. For a value of 0.60, near the upper end of the dance-therapy estimates, that area is about 0.73, so the average treated client is better off than roughly seventy-three percent of untreated controls, and the two distributions still overlap by about 0.76, over three quarters. Lowering the effect to a more typical 0.40 moves the percentile to about 0.66 and raises the overlap to about 0.84; the slider reads out both numbers, making visible how much two groups still have in common even at a clinically worthwhile separation.

The second demonstration turns the embodiment premise into a mapping. Following the movement-analysis tradition, it takes two qualities of movement, its tempo from slow to fast and its energy from bound and low to free and buoyant, and places the resulting movement in the quadrant of felt emotion those qualities are associated with: fast and buoyant toward joy, fast and bound toward anger, slow and low toward sadness, slow and buoyant toward calm. Moving the two controls repositions a simple figure and updates the emotion label, illustrating the therapy's central wager, that a change in how one moves is a change in how one feels, without asserting any single fixed correspondence. The mapping is a teaching device, deliberately schematic, not a measurement.

The third demonstration shows why the field's small studies must be pooled. Given a set of illustrative trials each reporting an effect size and a standard error, the meta-analytic estimate is the inverse-variance weighted mean, in which each study counts in proportion to its precision, and its standard error shrinks as studies are added. Starting from a single study with an effect of 0.45 and a wide confidence interval from about 0.06 to 0.84, adding a second precise study pulls the pooled estimate to about 0.61 and narrows the interval, and with all five illustrative studies included the pooled effect is about 0.63 with a confidence interval from roughly 0.46 to 0.79. Each study added tightens the estimate, which is exactly why a field of small trials depends on synthesis, and equally why a synthesis of biased trials narrows the interval around a number that may itself be too high.

Discussion

Dance therapy occupies an unusual position in clinical science: a practice whose founding premise, that the moving body shapes the mind, has grown more rather than less credible as cognitive science has turned toward embodiment, even as its outcome evidence has remained thinner than that premise deserves. The history divides cleanly into the expressive and the empirical. For its first decades the field was carried by the clinical charisma of Chace and the introspective depth of Whitehouse, justified by case and conviction; over the last thirty years it has submitted itself to meta-analysis and, latterly, to mechanistic dissection, with results that are encouraging on average and humbling in their fragility. Table 1 sets the two accounts of how the therapy achieves its effect side by side against the same question that organises psychotherapy research generally.

Read as a whole, dance therapy is a case study in a practice catching up with its own theory. Its expressive founders were right about the body earlier than the science could confirm, and the current task is neither to celebrate the intuition nor to dismiss the thin evidence, but to run the trials and mechanism studies that would let the therapy's real, moderate, and mostly-for-depression benefit be stated with the confidence its clearest advocates already, and prematurely, feel. Until then the honest summary is the one the meta-analysts themselves give: a promising treatment, moderately supported, awaiting the evidence that would make its promise a fact.

Glossary

Authentic Movement.

Whitehouse's introspective method in which a mover follows spontaneous impulses with eyes closed while a witness observes, drawing on Jung's active imagination to reach unconscious material through movement.

Chace technique.

Marian Chace's foundational group method, which meets and amplifies a patient's own movement to build first a wordless relationship and then a moving group, developed with psychiatric patients at St. Elizabeths Hospital.

Creative arts therapies.

The family of treatments that use an artistic medium as the means of psychological change, comprising dance/movement, art, music, and drama therapy.

Dance/movement therapy.

The psychotherapeutic use of movement to further the emotional, social, cognitive, and physical integration of the person; the field's standard name in the United States and Australia.

Effect size.

A standardized measure of a treatment's benefit, here the difference between treated and control means in standard deviations, allowing results to be pooled across studies in meta-analysis.

Embodied emotion.

The view that emotional states arise in and are read from the condition of the body, so that bodily movement both expresses and shapes feeling; the theoretical premise of dance therapy.

Interoception.

The perception of the internal state of the body, such as heartbeat, breath, and muscular tension, proposed as one route through which movement-based therapy alters emotion.

Kinesthetic empathy.

The attunement a therapist achieves by mirroring a client's movement and thereby sharing, in the body, something of their state; an interpersonal mechanism supported by controlled mirroring studies.

Laban movement analysis.

Rudolf Laban's system for describing movement along dimensions such as weight, time, space, and flow, giving therapists a vocabulary in which to observe a client's movement and track its change.

Meta-analysis.

The statistical synthesis of many studies onto a common scale; in a field of small trials such as dance therapy it is the principal means of estimating an average effect.

Mirroring.

The therapist's deliberate reflection of a client's movement, used both to build relationship and to signal understanding without words; the operational core of kinesthetic empathy.

Movement synchrony.

The coordination of movement in time between people, associated with social bonding and proposed as one of the neurocognitive processes through which group dance therapy acts.

Researcher allegiance.

The tendency for a trial's outcome to favour the treatment its investigators believe in; a pervasive bias to which warm, expressive therapies are especially exposed.

Standardized mean difference.

An effect size computed as the difference between two group means divided by their pooled standard deviation, the common currency in which dance-therapy trials are pooled.

Wait-list control.

A comparison group that receives no treatment during the trial; common in dance-therapy research and a recognised weakness, since it cannot separate the specific effect of movement from attention and activity.

Key Researchers

Iris Brauninger. Dance/movement therapist and researcher at the Interkantonale Hochschule fur Heilpadagogik in Zurich; conducted a randomized controlled trial establishing effects of group dance/movement therapy on stress management and coping. Faculty Page

Marian Chace (1896-1970). Founding figure of American dance therapy; developed group movement work with psychiatric patients at St. Elizabeths Hospital and became the first president of the American Dance Therapy Association. Wikipedia - Wikidata

Vicky Karkou. Professor of dance, movement and arts for health at Edge Hill University; co-author of the Cochrane review and lead of the 2019 meta-analysis of dance movement therapy for depression. ORCID - Faculty Page - Google Scholar

Sabine C. Koch. Professor at Alanus University and SRH University Heidelberg; the field's leading meta-analyst, whose 2014 and 2019 syntheses provide the current estimates of dance therapy's effects. Faculty Page - Google Scholar

Bonnie Meekums. Formerly of the University of Leeds; lead author of the Cochrane systematic review of dance movement therapy for depression and a long-standing contributor to the field's methodology. ORCID - Google Scholar

Paivi Pylvanainen. Dance/movement therapist and researcher at Tampere University Hospital, Finland; conducted the outpatient clinic study of dance/movement therapy for depression and developed a body-image model of the treatment. ORCID - Faculty Page

Mary Starks Whitehouse (1911-1979). Originator of Authentic Movement, the depth-psychological strand of dance therapy, which brought Jung's analytical psychology into movement-based practice. Wikidata

Frequently Asked Questions

What is dance therapy?
It is the psychotherapeutic use of movement and dance to promote a person's emotional, cognitive, physical, and social integration; a recognised form of psychotherapy and one of the creative arts therapies, requiring no dance skill from the client (Koch et al., 2019).

How is dance therapy different from a dance class?
A dance class teaches steps and technique for performance or recreation, whereas dance therapy uses movement as the medium of psychological treatment, with a trained therapist attending to what a client's movement expresses and using mirroring and improvisation to bring about change (Millman et al., 2021).

Who founded dance therapy?
Its modern clinical form is credited to Marian Chace, who worked with psychiatric patients at St. Elizabeths Hospital in the 1940s and became the first president of the American Dance Therapy Association in 1966; a second lineage runs through Mary Starks Whitehouse's Authentic Movement.

Does dance therapy actually work?
Meta-analyses find a moderate average benefit on health-related psychological outcomes, but the trials are few, small, and heterogeneous, so the effect should be read as promising rather than firmly established (Koch et al., 2014).

What is dance therapy best supported for?
Depression is the condition with the most evidence; a 2019 meta-analysis reports a beneficial effect on depressive symptoms, though the Cochrane review of the same literature judged the confidence in any estimate to be low (Karkou et al., 2019; Meekums et al., 2015).

How is dance therapy thought to work?
Proposed mechanisms include embodied emotion, in which changing movement changes feeling; interoceptive awareness of the body's internal state; and kinesthetic empathy, the attunement built by moving together, which a neurocognitive review frames in terms of measurable brain and social processes (Millman et al., 2021).

What is kinesthetic empathy?
It is the attunement a therapist reaches by mirroring a client's movement and thereby sharing something of their bodily state; controlled studies of mirroring in pairs show that shared movement reliably increases felt closeness (Koch et al., 2014).

What are the main criticisms of the evidence?
That the studies are small, use weak wait-list comparisons rather than active controls, group very different interventions under one label, and are exposed to allegiance and expectancy biases, so that the favourable pooled estimates rest on a thin and uneven base (Strassel et al., 2011).

References