Where clinical confidence really comes from — and what neuroscience can teach us about building it
By Dr Shahana Abed
Practice Principal | Head of Mentorship at Smile On Clinics
There is a sentence I hear from clinicians all the time:
“I’ll do it when I feel more confident.”
I’ll place the implant when I’m more confident. I’ll start presenting larger treatment plans when I’m more confident. I’ll take on the surgical case when I’m more confident. I’ll speak up when I’m more confident. I’ll have that difficult conversation when I’m more confident.
The problem is that we have the order backwards.
Confidence rarely arrives first.
We act, we learn, we collect evidence — and confidence follows.
I think this is one of the most important things we can teach clinicians, because confidence is often treated as though it is a personality trait. Some people apparently “have it” and others don’t.
I don’t believe that’s particularly useful, and it certainly isn’t how I see confidence develop clinically.
Confidence is built.
And it is built through an interaction between competence, self-discipline, self-trust, self-belief and self-worth.
Your brain needs evidence
You cannot simply tell yourself that you’re confident and expect your nervous system to believe you.
The brain learns through experience. It makes predictions, encounters outcomes, detects differences between what was expected and what actually happened, and uses that information to update future predictions and behaviour.
This happens constantly in dentistry.
You look at a radiograph and predict what you are going to find clinically. You plan an extraction and anticipate where the difficulty will be. You assess the available bone and predict whether you will achieve primary stability. You present a comprehensive treatment plan and anticipate how the patient might respond.
Then reality gives you feedback.
Sometimes you were right. Sometimes you weren’t. Either way, you have acquired information.
Do this enough times, with appropriate reflection and feedback, and your brain begins to recognise patterns. What initially required enormous conscious processing gradually becomes more familiar and efficient.
Think about your first crown preparation. Or your first surgical extraction. Or your first implant.
Remember how much mental bandwidth it consumed?
Every movement was deliberate. Every bur change mattered. You were thinking about the assistant, the patient, your hand position, angulation, depth, water, suction and what came next — often simultaneously.
Then compare that with a procedure you have performed hundreds of times.
The procedure hasn’t necessarily become simpler. Your brain has changed.
Through neuroplasticity, practice and repeated exposure strengthen the neural representations associated with a task. Components of the skill become increasingly automatic, reducing demands on working memory and freeing cognitive resources for higher-order judgement.
That is part of what competence feels like from the inside.
And competence gives confidence something very important to stand on: evidence.
Self-trust is also evidence
But there is another form of evidence we don’t talk about enough: the evidence you accumulate about whether you can rely on yourself.
We tend to make self-discipline unnecessarily dramatic.
It doesn’t have to mean waking at 4 am, taking an ice bath and running a marathon before breakfast.
In dentistry, self-discipline can be remarkably boring.
It is reviewing the CBCT when you said you would. Treatment planning the case properly rather than doing it five minutes before the patient arrives. Taking the photographs. Practising the procedure. Following up the patient you promised to call. Asking for help when something exceeds your current competence. Doing the course — and then actually implementing something from it. Having the uncomfortable conversation instead of avoiding it. Looking at the complication rather than pretending it didn’t happen.
Every time you do what you told yourself you were going to do, you create another piece of evidence: I can rely on myself.
That is self-trust.
And I think self-trust is one of the most underestimated foundations of confidence.
If I repeatedly make commitments to myself and don’t follow through, I am also collecting evidence.
I’ll treatment plan that tonight. I’ll submit that case tomorrow. I’ll start taking proper photographs next week. I’ll have that conversation eventually. I’ll ask my mentor next time.
We think these are isolated behaviours. But cumulatively, they contribute to the story we hold about ourselves.
You are always collecting evidence.
The question is: what is the evidence proving?
Then there is identity
Behaviour, however, is only half of this.
There is another conversation happening underneath it.
Who do you believe you are?
We all carry internal narratives. Some are useful. Some have been rehearsed for so long that we rarely stop to question them.
“I’m not naturally confident.”
“I’m not surgical.”
“I’m terrible at treatment presentation.”
“I’m not an implant dentist.”
“I’m too inexperienced.”
“I’m not someone who speaks in front of a room.”
“Patients won’t accept comprehensive treatment from me.”
The brain does not passively record the world like a camera. Perception and decision-making are influenced by prior experience, expectations, attention and learned models of what is likely to happen.
That means an established belief can influence what we notice and how we interpret what happens next.
If my underlying narrative is “I’m terrible at presenting treatment”, the patient who declines my plan becomes powerful evidence: See? I knew it.
Meanwhile, the three patients who accepted may receive considerably less psychological weight.
This is where confidence becomes more complicated than simply doing more cases.
Because you can change your behaviour while continuing to carry an identity that fights against it.
You can learn the consultation structure. You can attend another course. You can memorise the script. You can understand the clinical protocol perfectly.
But if underneath all of that remains “I’m not capable of this”, you may continue finding ways back towards what feels familiar.
You hesitate. You procrastinate. You over-refer. You under-diagnose. You don’t present the comprehensive treatment plan. You avoid the difficult conversation. You wait.
And, most commonly, you wait until you feel confident.
Which creates a fascinating paradox.
You are waiting for confidence before collecting the experiences required to create confidence.
Confidence and self-worth are not the same thing
There is an important distinction here.
Clinical confidence should be conditional.
If I have never performed a complex procedure, I shouldn’t have the same confidence performing it independently as someone who has completed appropriate training and performed it successfully hundreds of times.
That isn’t low self-worth. That’s calibration.
Your confidence in a particular skill can change without your worth as a person changing with it.
This distinction becomes enormously important in healthcare.
Because when our professional identity becomes too closely attached to always being right, mistakes become threatening.
A complication is no longer “Something went wrong.”
It becomes “There is something wrong with me.”
And those are two completely different psychological responses.
One produces curiosity: What happened? Why? What did I miss? What will I do differently?
The other produces defence. Hide it. Rationalise it. Blame something. Avoid similar cases. Stop asking for feedback because feedback has become threatening to identity.
That is why healthy self-worth actually matters clinically.
If my sense of worth can survive being wrong, I become much better at examining when I am wrong.
Anyone can feel confident when things are going well
The more interesting question is: can you remain grounded when they’re not?
The implant doesn’t integrate. The veneer fractures. The patient is unhappy. The extraction becomes considerably more difficult than anticipated. A senior clinician disagrees with your treatment plan. You make the wrong call. The outcome isn’t what you expected.
Those moments tell me far more about a clinician’s confidence than the straightforward cases.
Real confidence isn’t saying, “I don’t make mistakes.”
It is being able to say, “Something hasn’t gone as expected. I need to understand why.”
That shift is incredibly powerful.
Because you have stopped turning events into identity and started turning events into information.
And information can be used.
This is why mentorship matters
I think this is where good mentorship becomes incredibly powerful.
A mentor shouldn’t simply tell you what to do. Nor should mentorship manufacture false confidence by constantly reassuring you that you’re doing brilliantly.
The job is to help you operate progressively towards the edge of your current competence without irresponsibly pushing you beyond it.
There is an enormous difference between “I’ve never done this before, but I’ll just have a go” and “I haven’t done this independently before. I’m going to understand the procedure, select an appropriate case, plan it properly, discuss it with someone experienced, have the right support available and gradually develop competence.”
One is bravado. The other is professional development.
Confidence without competence is dangerous.
But there is another side to this that receives far less attention: competence without sufficient confidence can be limiting.
I’ve watched perfectly capable clinicians avoid procedures they could reasonably perform. I’ve watched clinicians under-diagnose because they don’t feel confident discussing comprehensive treatment. I’ve watched dentists know the answer and still look around the room for somebody else to validate it. I’ve watched technically excellent clinicians avoid leadership because somewhere along the way they decided they weren’t “that kind of person”.
The goal therefore isn’t maximum confidence.
The goal is calibrated confidence.
Confidence that broadly matches your competence, preparation, experience and available support.
Build it from both directions
I think confidence needs to be built outside-in and inside-out.
Outside-in is behaviour.
What skill am I practicing? What case am I planning? What feedback am I asking for? What difficult conversation am I going to stop avoiding? What promise have I made to myself that I am actually going to keep?
Inside-out is identity.
What am I repeatedly telling myself about the clinician I am? Is that belief actually supported by evidence? Or am I still operating from an old story?
Instead of “I’m terrible at presenting treatment”, try: “Treatment presentation is a skill I am actively developing.”
Instead of “I’m not an implant dentist”, try: “I’m developing competence in implant dentistry case by case, with appropriate education, case selection and mentorship.”
That isn’t pretending. It isn’t manifestation. And it isn’t positive thinking dressed up as neuroscience.
It is simply leaving enough psychological room for new evidence to change your model of yourself.
Stop outsourcing your confidence
There is one final part of confidence that I think becomes increasingly important as we progress through our careers.
At some point, we have to stop requiring the outside world to constantly tell us that we’re good enough.
Patients will say no. Colleagues will disagree with us. Cases will fail. People will criticise us. Someone will always know more than we do.
If our confidence depends entirely on external confirmation, it will remain incredibly fragile.
That doesn’t mean becoming closed to feedback. Quite the opposite.
The more secure your self-worth becomes, the easier feedback is to hear.
You no longer need every piece of feedback to confirm that you’re good.
You can simply ask: Is there something useful here?
Take what improves you. Learn. Adjust. Continue.
So where does confidence actually come from?
Not from waiting.
And not from repeatedly telling yourself that you’re confident.
It comes from competence. Preparation. Repetition. Feedback. Keeping promises to yourself. Learning to tolerate discomfort. Recovering from things that don’t go perfectly. Challenging identities that are no longer supported by evidence.
And gradually accumulating enough experiences that when your brain asks, “Can I handle this?”, there is a substantial body of evidence that answers:
“I’ve handled difficult things before. I know how to prepare. I know when to ask for help. I know how to learn. And if something doesn’t go perfectly, I know what to do next.”
That, to me, is confidence.
Not certainty. Not arrogance. Not the absence of fear.
Self-trust backed by evidence.
So perhaps the question for clinicians isn’t, “How do I become more confident?”
Perhaps it is: “What evidence am I giving myself every day about the clinician I am becoming?”
Choose one thing.
One case you’ve been avoiding. One skill you need to practise. One treatment plan that deserves more thought. One conversation you need to have. One promise you have made yourself professionally.
And keep it.
Then do it again.
Because eventually, something quite extraordinary happens.
The thing you once looked at and thought, “I don’t know if I can do that,” becomes the thing somebody else asks you to teach them.
Confidence isn’t found.
It’s built.
Dr Shahana Abed is a reconstructive and aesthetic dentist, educator and Head of Mentorship at Smile On Clinics. Her Beyond Clinical column explores the neuroscience, psychology, communication and human factors behind the way we practice dentistry.
