Why the nervous system of your guest determines their review score
A guest decides how they feel about your property before they reach the room.
Seconds after the door opens, something older than language takes over. Stephen Porges, the neuroscientist who mapped the vagus nerve's role in human behaviour, called it neuroception: the nervous system's continuous, unconscious scan for cues of safety or threat. It runs beneath thought. It runs faster than thought. And it decides, long before your guest has met the concierge, whether their body will settle or stay braced.
This is the quiet engine behind every review score you have ever received.
A guest whose nervous system settles will describe your property as warm, generous, intuitive. A guest whose nervous system stays activated — even mildly, even imperceptibly — will reach for a different vocabulary: impersonal, stiff, something was off. They rarely know why. They write the review anyway.
The industry has long believed this terrain belonged to taste. Charles Spence, professor of experimental psychology at Oxford, has spent two decades proving otherwise. His work at the Crossmodal Research Laboratory shows that roughly half of how a guest evaluates an experience comes from factors outside the service itself: acoustic texture, light temperature, the weight of a door handle, the grain of a surface under the hand. The conscious mind credits the staff. The body, meanwhile, was reading the walls.
Ilse Crawford, who designed Ett Hem in Stockholm and the interiors for Soho House, puts it with the precision of someone who has watched thousands of bodies cross a threshold: design, done well, is an act of care for the human operating system. Done badly, it is a low, persistent alarm.
Here is what most operators miss.
The failures that cost you stars are almost never the ones captured on a checklist. A spotless room with a faint corridor hum at 3am will underperform a slightly imperfect room in acoustic silence. A stunning lobby with overhead lighting at 4000K will read as clinical, however beautifully it photographs. The 2026 Hilton Trends report makes this shift explicit: guests now actively research the quality of rest they can expect before booking. They are, in effect, pre-screening your property for nervous system safety.
The review is written long before the review is written.
For operators positioning in the top tier, this reframes the entire question of luxury. Thread count, marble, signature scent — these are the vocabulary of a previous era, built for the eye and the photograph. The guest arriving in 2026 is mentally saturated, sensorily over-fed, and seeking one thing their own home cannot reliably give them: a space where their body can exhale.
The properties that understand this will quietly outperform the ones that do not. No amount of five-star finish compensates for a nervous system that never fully lands. And no competitor can easily replicate what cannot be photographed.
The work, then, is to remove friction the body registers before the mind does — and to build, in its place, the conditions for a single, commercially decisive event.
A guest, arriving, letting go.
That is the review. Everything else is description.
References
Porges, S. W. (2011). The Polyvagal Theory: Neurophysiological Foundations of Emotions, Attachment, Communication, and Self-Regulation. W. W. Norton.
Spence, C. (2020). Sensehacking: How to Use the Power of Your Senses for Happier, Healthier Living. Viking. See also the Crossmodal Research Laboratory, University of Oxford.
Hilton (2026). 2026 Trends Report. Hilton Newsroom.