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CHI '26 · Honorable mention · full-paper review · confidence medium-high

A Tree’s Perspective: Enhancing Nature Connectedness Through Transitional and Multisensory Virtual Reality Experiences

Lisa L. Townsend , Julian Rasch , Amy Grech , Bernhard E. Riecke , Sven Mayer

This is a thoughtful CHI paper with a clear design insight: if the goal is emotional or nature-connectedness change, the intervention should not start and stop at the headset boundary. The study is small, but the mixed-method evidence is coherent and the contribution is strongest as a design argument plus exploratory empirical support.


Axes Lens

Rare contribution shape, typical evidence profile. The point here is not a score. It is to show what kind of claim the paper makes, and whether the evidence pattern is unusual or baseline in this 268 -review set.

Contribution shape

Knowledge form
causal knowledge typical · 31/268
Novelty type
design space typical · 10/268
Abstraction level
interaction typical · 22/268
Generalization target
design family typical · 38/268
Validation mode
mixed methods typical · 136/268

Evidence profile

Evidence strength
moderate typical · 105/268
Claim alignment
strong typical · 231/268
Overclaim risk
medium typical · 210/268

Review Summary

This paper’s strongest contribution is conceptual rather than infrastructural: it reframes VR nature embodiment as a whole journey that includes the physical and psychological transition into and out of VR, not just the in-headset scene. That is a meaningful departure from a common-sense “the experience begins when the headset goes on” framing, and the paper backs it with a mixed-methods study that manipulates both transition design and sensory richness. The evidence is reasonably aligned with the claims: the authors report significant gains in presence, embodiment, and nature connectedness, and they also retain a one-week emotional connectedness effect, which strengthens the case that the experience had more than momentary impact. At the same time, the paper is careful enough to acknowledge important limits: N=20 is small, the sample is mostly students in Germany, the design is within-subject, and the follow-up data cannot isolate whether persistence came from transitional elements, multisensory cues, or the overall study experience. So I would not read this as a broad causal proof that these design choices will generalize across VR contexts. I would read it as a solid CHI contribution to the design space of transformative VR: it identifies a plausible mechanism, demonstrates it in a focused scenario, and offers practical design recommendations grounded in both quantitative and qualitative evidence. The novelty is real, but it is best characterized as an empirical and design-space contribution rather than a new theory or platform architecture.

What Changed

Canon before

Prior VR nature-embodiment work often emphasized the in-headset experience itself, with less attention to the physical transition into and out of VR and to combining multiple sensory cues as part of a holistic journey.

Departure from common sense

The paper’s core move is to reject the default assumption that nature-connectedness gains come mainly from the headset phase alone. Instead, it argues that the pre/post transition and reflection period are part of the intervention, so the whole journey should be designed rather than only the virtual scene.

Actual novelty

The paper’s novelty is the combination of transitional pre- and post-VR design, multisensory in-VR stimulation, and mixed-method evaluation in a tree-embodiment study. The authors explicitly position this as the first study in this space to integrate those elements and to connect them to nature connectedness outcomes.

Evidence

A mixed-methods study with N=20 manipulated pre/post VR transition (Neutral vs. Transitional) and sensory modality (Audiovisual vs. Multisensory). The reported results indicate significant improvements in presence, embodiment, and nature connectedness, with emotional connectedness still elevated at one week. The paper also reports interview-based design insights and acknowledges limits on attributing follow-up effects to specific conditions.

“ To our knowledge, this is the first study on nature embodiment to integrate (i) transitional pre- and post-VR elements, (ii) a diverse range of multisensory stimuli, and (iii) in-depth qualitative interviews, providing a more comprehensive understanding of participants’ subjective experiences”

actual novelty · Discussion (overall contribution) and Conclusion · confidence 0.70

“ In the broader context, the findings highlight the value of a holistic design approach, including thoughtfully crafted pre- and post-VR transitions in the physical space and multisensory stimuli during VR, considering the entire user journey from entry to exit”

departure from common sense · Introduction / Abstract framing of holistic design and research gaps · confidence 0.62

“ Furthermore, due to our within-subject design, it was not possible to compare the one-week follow-up data across the four conditions”

limitation · 6.5 Limitations & Future Work · confidence 0.86

“ Through a mixed-methods approach ( N = 20), where we varied the pre- and post-VR experience ( Neutral vs”

validation scope · Abstract + Methods/Results (study design and one-week follow-up) · confidence 0.78

Limits

Method limits

The evidence comes from a small mixed-methods study (N=20) with a within-subject design, which supports exploratory causal claims but limits statistical power and condition-level attribution at follow-up. The paper also notes that trait CNS was not controlled.

Deployment limits

The authors note limited scalability because the experience includes human-led or interactive elements and a physical setup that may be difficult to deploy broadly. The intervention is also tied to a specific tree-embodiment scenario rather than a generic VR application.

Boundary conditions

Findings are bounded by a mostly student sample in Germany, a specific tree-embodiment context, and a design that combines transition and multisensory cues. The one-week persistence result cannot be cleanly separated into transition versus multisensory contributions under the within-subject design.

Position in field

This sits in the CHI line of VR embodiment and nature-connectedness research, extending beyond headset-centric design by treating entry, exit, and reflection as part of the experience. It is best read as a design-space and empirical-finding contribution rather than a general-purpose VR platform claim.

Abstract