No Trick Questions: What’s Behind Good Sensory Spaces
How to design spaces that don’t set people up to fail
Most conversations about sensory accessibility start too late.
They focus on what to do after someone is already overstimulated, disengaged, and is thinking about just leaving (or has already left).
The most common solutions tend to be: Quiet rooms, coping strategies, and individual accommodations.
Are these options helpful? To an extent, yes.
But the same way a tourniquet is not meant to be a permanent solution to a broken leg, neither are these remedies for overstimulating environments.
The SOLACE Framework was developed to address a deeper question:
What conditions allow people to remain regulated, engaged, and able to participate from start to finish?
To answer that, we need shared language for what is actually happening in sensory environments. As this blog has covered previously, it’s not simply a matter of ‘too loud’, there are deeper mechanisms at play.
A whole system of them, in fact.
Below are the five core concepts that underpin SOLACE, and why they matter if we want to move beyond reactive fixes and toward genuinely accessible spaces.
A Systems-Level View of Sensory Accessibility
SOLACE was originally developed for the events industry, but its logic applies anywhere humans exist, move through, or spend extended time in shared environments.
Workplaces.
Classrooms.
Healthcare settings.
Public spaces.
The same sensory factors shape comfort, strain, participation, and dropout across all of them.
What differs is not the nervous system, but whether environments are designed with those systems in mind.
Most sensory accessibility approaches focus on sector-specific remedies or individual accommodations. They are reactionary by nature.
SOLACE is preventative.
That shift requires different concepts.
1. Sensory Resilience
What it is
Sensory resilience is the nervous system’s capacity to remain regulated, focused, and engaged across changing sensory conditions, without requiring constant effort to cope or recover.
It’s about having enough cognitive buffering and nervous system support to function well without being pushed to the edge.
Unlike how humans can consume caffeine to “perk themselves up” temporarily when tired, sensory resilience is not something that can be reliably increased in the moment.
An individual has the resilience they have at that point in time, shaped by prior starting point (such as how much sleep they got), load (such as pain, hunger), and environmental conditions.
In-the-moment strategies (like stimming, or putting in earplugs) can help mitigate depletion, but they do not instantly replenish underlying capacity.
Why it matters
Resilience is often mistaken for toughness or tolerance. In reality, resilience is contextual.
When environments demand constant filtering, ignoring, or compensating, resilience drains quickly.
Low sensory resilience does not mean someone is fragile.
It means the system is under-supported.
And low resilience leads to faster processing collapse.
Think of sensory resilience like this: there are two ways to mark a test. You can either start with zero points and award points for each correct answer, or you can start at 100 points and deduct one for each incorrect answer.
Sensory resilience is like the latter.
Except an individual might enter a space with only 50 points to begin with, and the accumulated load of the environment deducts another 25.
At that point, failure is not a surprise.
It’s a predictable outcome of the conditions.
And walking into an overstimulating environment you weren’t expecting is like a big fat trick question on that test.
2. Comfort Bands
What they are
Comfort bands are the range of sensory conditions within which someone can function comfortably and effectively before stress, fatigue, or disengagement begins.
They are not a single ideal setting, but instead exist as ranges.
Why they matter
Sensory comfort is not universal. It varies by person, context, and time.
However, patterns do exist.
There are generally consistent ranges where most people feel more comfortable and thus function better, and there are predictable points where strain increases.
When conditions fall outside a person’s comfort band(s), the nervous system compensates.
That means more cognitive filtering.
More effort by the body.
More accumulating load.
Out of band does not always look dramatic. It often shows up as subtle fatigue, rising irritability, or quiet withdrawal.
3. Contrast Clarity
What it is
Contrast clarity describes how well crucial sensory signals stand out from background noise, allowing the brain to prioritize what matters without extra cognitive effort.
This applies across all senses.
Visual contrast.
Auditory signal-to-noise.
Wayfinding cues.
Task relevance.
Why it matters
When contrast is clear, the brain works less to orient, focus, and make decisions.
When contrast degrades, all input signals end up muddled, competing for attention.
Low contrast clarity increases disorientation and stress, even when no single stimulus is extreme. This is why an environment that isn’t overly loud, or bright, or hot can still overload people.
Contrast is one of the most overlooked drivers of cognitive load in built environments.
4. Accumulated Sensory Load
What it is
Accumulated sensory load is the total amount of sensory effort a person is forced to carry over time, especially when they must constantly filter, ignore, or compensate for their environment.
Stimulus load is cumulative - it stacks and compounds.
Why it matters
People rarely disengage because of just one problem, instead they disengage because of accumulation.
Small stressors add up quietly until a tipping point is reached. Under enough load, even a minor stimulus spike can crash the whole system.
This is why environments that seem “fine” on paper still produce high dropout, early exits, or disengagement.
Like an avalanche, collapse isn’t caused by the final disturbance alone. It happens because pressure and instability have been building long before.
5. Contrast Collapse and Processing Collapse
What it is
Contrast collapse occurs when competing sensory inputs overwhelm a person’s ability to distinguish and interpret information effectively.
Processing collapse is the end result in the individual’s brain.
Slowed and/or stalled thinking.
Loss of executive function and decision making.
Irritability.
Shutdown.
Contrast collapse is the external breakdown of usable signal.
Processing collapse is the internal cost.
Why it matters
This is the point where people stop participating.
They go quiet.
They opt out.
They leave early.
They disappear from the space entirely.
At this stage, responsibility is often shifted onto individuals to “help themselves.”
But this state is preventable.
Collapse is not a personal failure.
It is the inevitable result when systems fail to calibrate for human comfort.
Why This Vocabulary Matters
These concepts give us shared language for the root of the issue.
They allow us to talk about prevention instead of just recovery.
A truly comprehensive approach to sensory accessibility cannot stop at quiet rooms. It must address the conditions that determine whether some people will need to escape in the first place.
SOLACE does not replace existing accessibility efforts, it complements them by filling a gap that has been largely unnamed. It shifts the burden and responsibility off the individual and back onto the system the problem stems from.
If we want people to stay, participate, and engage, we have to go beyond how spaces look on paper. We need to design for how humans and their nervous systems actually work.
Lacey Artemis (she/they) is a neurodivergent researcher, speaker, and consultant focused on systems-level sensory inclusion and design. She is the founder of Neuromix Consulting, where her applied research and advisory work supports more comfortable, accessible public spaces.
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