Article
Culture
Psychology
Weirdness
5 min read

Why smell jumps the queue when it comes to memories

Smells hardwire deep into the brain, writes Henna Cundill, as she explores why they jump-start such vivid memories.
An autumnal scene of a church yard and church framed by leafless trees.
'The smell of dust and damp stone will always cry “safety!”'
Jakub Pabis on Unsplash.

When I was a 22-year-old undergraduate my mother died quite suddenly. I can't remember the name of the undertakers we used, nor the chaplain who took her funeral. I can no longer visualise what any of their faces looked like. I know I visited the chaplain’s house to plan the funeral, but I can't remember exactly where that house was. What sticks is that the day of the funeral was a sultry summer's day, and both the chaplain and the undertakers smelt of perspiration. To this day there are moments where I catch that same whiff of man-sweat in some other location, and for a fleeting second, I am a bewildered 22-year-old once more. 

Here is another memory. I attended a tiny, rural Church of England primary school in the middle of England. At the end of each school year, all of us donned our little Wellington boots, which smelt faintly of slurry (since this was dairy-farming country) and sweaty feet. Then we lined up in a crocodile and trudged through the bluebell-wood (damp leaves) and skirted the edge of fields (silage, which stings the nose) covering the mile or so between our school building and the village church. 

We would enter the church grounds through the back field, hurrying through an eerily muffled graveyard with tombstones towering far above our heads and the grass disturbingly lumpy beneath our little feet. To the chidings of “Quickly!” and “Quietly!” we children scurried down a gravel path, away from this unsettling place of death, to reach the cool sanctuary of a little church, and the comforting smells (for me, at least) of damp stone and dusty hymnbooks. 

Others may not have the same associations, but for me the smell of dust and damp stone will always cry “safety!” and the reassurance that “there are no ghosts in here!” in contrast to that troubling graveyard. From death to life. Yet, at the same time, getting stuck with my nose close to some man’s whiffy armpit on the Tube will forever insinuate that I am just a child pretending to be a grown-up, out of my depth, overwhelmed with one thousand decisions to make (“What flowers do you want for her coffin?”) and no-one to advise. In the midst of life, death again.  

On reflection I will know that my emotions are being manipulated by my nose, in ways which are more or less than helpful depending on the circumstances.

Of course, I am not 22 years old and lost anymore, no matter what that man’s armpit tries to tell me. My rational mind knows better, but my rational mind doesn’t get a say – or doesn’t get the first say anyway. This is because smell is the only one of our senses that bypasses the thalamus (the brain’s ‘filtering gate’ that decides which part of the brain needs to respond to sensory input) and goes straight to the limbic system, where emotional memory is stored.  

Sometimes it is very obvious that this is taking place, such as in the examples given above. On reflection I will know that my emotions are being manipulated by my nose, in ways which are more or less than helpful depending on the circumstances. But it can happen in more subtle ways too. Supermarkets infamously pump out smells to influence our buying choices, and we’re trying to sell our house right now, so we’ve been brewing a whole lot more coffee than we ever usually would.   

Intriguingly, scientists don’t really know why the human sense of smell jumps the queue when it comes to cognitive processing. There are biological theories, such as that the smell of predator could wake up our ancestors while they were sleeping and/or could allow them to follow a scent trail quickly when fleeing danger or seeking food. There are social theories too, such as that we don’t have a lot of good words to describe smells, so the brain just doesn’t bother trying to analyse them. Whatever the truth of the matter, the reality is that (whether we like it or not) our noses are an emotional trip-hazard.  

When I walk through those great oak doors there is a moment, a glitch in the matrix, when the unmistakable smell of church hits my nose. Dust, damp… a little hint of mouse. 

I can’t help wondering what this tells me about my religious practice. Do I go to church because I have made a cognitive decision to worship God each Sunday? Or do I go to church because I am following my nose, getting away from a world full of armpits and responsibilities to a place where I am a seven-year-old girl, all gingham dress and wellies, feeling safe. If so, does it matter?    

Truth is, my mind can give me a dozen reasons not to go to church every single week. In fact, two dozen reasons. More. It has always been a busy week; I’m always behind on work. The house always needs a sort out and the car is never washed. But because certain congregation members are normally counting on me for certain things, and because I’m still pretending to be a grown up, I typically drag myself out the door, and off to church I go.  

And week on week, without fail, when I walk through those great oak doors there is a moment, a glitch in the matrix, when the unmistakable smell of church hits my nose. Dust, damp… a little hint of mouse. My body registers this before my mind; my shoulders drop a little of their tension. Even if it’s just for a fleeting moment, I start to feel that I know for sure what is absolutely real in my life and what is just pretend.  

Is this knowledge irrational – since it doesn’t come from the cognitive part of my mind? Or is there a God who knows that the cognitive part of my mind sometimes tells me all sorts of untrue and unhelpful things. Is there a God who is choosing to reach out to me in more subtle, more ancient ways?  

I can only wonder if I have been following my nose all this time, without even noticing. Drawn along by an ancient scent trail that leads me time and time again…this way…and that way…until I reach a place where there is safety, and bread. 

Explainer
Belief
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4 min read

Why does the Pope matter today?

The personal, vivid link to the origins of the movement that changed the world.

Graham is the Director of the Centre for Cultural Witness and a former Bishop of Kensington.

An Anglican bishop wearing purple shakes hands with the Pope.
The author meeting the late Pope, 2024.

There is something about the way popes are elected that captures the imagination. Whoever dreamt up the idea of black smoke for ‘no decision’, and white smoke for ‘habemus papam’ – ‘we have a new pope’ - was a genius at marketing. So much better than a press release or a tweet from the Vatican X account. 

The conclave was brought to our imagination so vividly by the recent film with Ralph Fiennes. We love the idea of secret debates, intrigue, people locked away from the world until they come to a decision with arcane ancient rituals and an uncertain outcome. Was there ever a film whose release was better timed?  

There are also the sheer numbers involved. There are approximately 1.4 billion Catholics in the world today – roughly the same as the population of India and China, the world most populous nations. Yet the identity of the new pope is of matters to the rest of us too. The leader of China of India is of interest especially to people living in China or India, but maybe less so for those of us who don’t. The new pope is the head of churches round the corner from where you live, or of people with whom you work, or, if you are Catholic yourself, your own spiritual leader. This appointment matters. 

Yet it’s not just the optics, the drama, the numbers. And it’s not just for Catholics either. I am an Anglican, and since the Reformation of the sixteenth century, we have had in our own 39 Articles the statement: “The Bishop of Rome hath no jurisdiction in this Realm of England.” That might seem to settle the matter that it’s of no interest to English Protestants. But that would be wrong. 

I met Pope Francis once. It was at a gathering of Anglican Archbishops in Rome last year. We all were led through magnificent Vatican corridors into an imposing state room, adorned with fantastic frescoes, where the white-robed Holy Father was brought in on his wheelchair to deliver a brief 20-minute homily to us all. 

It was a good talk, thoughtful, well-constructed, but in many ways unremarkable. It didn’t say anything much that I hadn’t heard from other sources. Yet somehow this was different. His words carried a weight, a gravity that went beyond the content of the lecture itself. It was as if, when he entered that room, he carried with him two thousand years of church history.  

The line of Bishops of Rome goes back to St Peter, the gruff, unschooled fisherman who Jesus called from his mundane life to become an apostle, and who then on, was so captured by the person of Jesus that he gave his life in the cause. I left that room conscious of the weight of the office of the papacy, even if I don’t recognise him as my direct spiritual father. 

Listening to this successor of St Peter felt like you were listening to one of the friends of Jesus – and this was not just the personal quality of the man himself, but something about the office he occupied. It was a personal, vivid link to the origins of the Christian movement, the first stirrings of the revolution. 

The papacy is one of those unique things in modern life - an umbilical link to the past.

Of course, there have been some pretty terrible occupants of the papal see, whose personal lives showed scant evidence of any knowledge of, or relationship with Jesus. The sixteenth century Roderigo Borgia (Pope Alexander VI) comes to mind, who despite the rule on clerical celibacy, had several children from various mistresses, won the Papacy by bribing cardinals, and made his favourite son bishop of several lucrative sees at the age of eighteen, and a cardinal at nineteen. So, there is nothing automatic about this – which is why the Protestant Reformers denied the idea of any blanket automatic papal authority.  

Yet when a person of evident holiness is combined with this notion of the weight of the office, the papacy becomes a gift to all of us, linking us back to the earliest followers of Jesus – even to Jesus himself.  

The papacy is one of those unique things in modern life - an umbilical link to the past. Monarchies do something similar – linking us to the past through the long line of kings and queens of England, Denmark, Spain or wherever, yet more often than not, the events they lead us back to, the process by which those families took power, reveal murky politics, bribery and bloody battles.  

 This is a line in history that links us to the event that, if Tom Holland’s Dominion is to be believed, has had more impact in shaping western culture than any other – the remarkable life, death and resurrection of Jesus – a radical life full of love, self-giving and transformative power – for both individuals and whole civilisations. And for that, whether we are Catholic, Protestant, Orthodox, or even, perhaps, unbeliever, we might raise a prayer - or a glass - of thanksgiving.