Professional Development and Career Growth
Confidence Is a Side Effect of Competence: How CPD Beats Imposter Syndrome
Imposter syndrome thrives on gaps in knowledge. Regular CPD fills those gaps — replacing self-doubt with certainty. Here is the evidence and a practical action plan.
The Secret Most Professionals Share
Here is something that the most accomplished professionals — doctors, headteachers, university professors, senior leaders across every field — share with the newest and most uncertain members of their professions: most of them, at some point, have felt like frauds. They have sat in meetings, delivered presentations or made decisions with the nagging internal voice that says: I do not really know what I am doing. I am going to be found out. I do not belong here.
This experience — first described by psychologists Clance and Imes (1978) as the “impostor phenomenon” — is remarkably common. Studies consistently find that between 70% and 82% of people experience significant impostor feelings at some point in their careers, with particularly high rates among high achievers, first-generation professionals and members of underrepresented groups (Bravata et al., 2019).
The standard advice for impostor syndrome is largely psychological — reframe your thoughts, recognise your achievements, talk to a therapist. This advice is not wrong. But it misses something important: the most reliable antidote to feeling like a fraud is actually knowing what you are talking about.
Competence as the Foundation of Confidence
Confidence — genuine, durable, functional confidence — is not primarily a psychological state that you can think or feel your way into. It is a cognitive state that is grounded in actual knowledge and actual capability. The most confident professionals are not those who have managed to maintain a positive internal narrative in the face of genuine uncertainty. They are those who have reduced their uncertainty through deliberate learning and practice.
This distinction matters enormously for how we approach impostor syndrome. Cognitive approaches to building confidence work — up to a point. But they are working against the grain of the genuine uncertainty that is often the real source of impostor feelings. Professional development works with the grain: it directly addresses the knowledge and skill gaps that legitimate impostor feelings — as opposed to the distorted perception that is the pathological variant — are actually pointing to.
When Impostor Feelings Are Telling You Something True
This is perhaps the most important and underacknowledged point in the impostor syndrome literature. Not all impostor feelings are cognitive distortions. Some of them are accurate signals that you are operating at the edge of your current competence — which is exactly where you need to be to grow, but which also requires active investment in reducing the genuine gaps that the feeling is pointing to.
A teacher who feels uncertain about how to support a child with autism is not necessarily experiencing pathological self-doubt. They may simply not yet know enough about autism, sensory processing and inclusive teaching strategies to feel genuinely confident. The solution is not to feel better about not knowing — it is to know more. A well-designed course on autism in the classroom transforms that genuine uncertainty into genuine competence, and genuine competence generates genuine confidence.
The Self-Efficacy Loop
Albert Bandura’s concept of self-efficacy — the belief in one’s own capacity to succeed at specific tasks — provides a useful framework for understanding how professional development builds confidence (Bandura, 1997). Self-efficacy is not a global trait — it is specific to domains and tasks. You can have high self-efficacy in classroom management and low self-efficacy in SEND support; high confidence in your subject knowledge and low confidence in your leadership of others.
The most effective way to build self-efficacy in a specific domain is through mastery experience — actually succeeding at tasks in that domain, supported by appropriate challenge and scaffolding. Professional development creates the conditions for mastery experience: it provides the knowledge and skills to succeed, the opportunity to practise in a supported context and the feedback to improve. The confidence that follows is not manufactured — it is earned.
A Practical Action Plan
If you are experiencing impostor syndrome, here is a practical approach that combines the best of psychological and professional development strategies:
- Identify specifically what you are feeling uncertain about — not generally, but in particular contexts and tasks
- Distinguish between genuine knowledge gaps and distorted perception — honest self-assessment, ideally supported by a trusted mentor, is essential here
- For genuine gaps, seek targeted CPD that directly addresses that specific area of uncertainty
- For distorted perception, work on recognising and challenging the cognitive patterns that generate impostor feelings
- In both cases, build a practice of documenting your successes and the evidence of your growing competence
- Bandura, A. (1997) Self-Efficacy: The Exercise of Control. New York: W.H. Freeman.
- Bravata, D.M. et al. (2019) ‘Prevalence, Predictors, and Treatment of Impostor Syndrome’, Journal of General Internal Medicine, 35(4), pp.1252-1275.
- Clance, P.R. and Imes, S.A. (1978) ‘The Imposter Phenomenon in High Achieving Women’, Psychotherapy: Theory, Research and Practice, 15(3), pp.241-247.
- University of Exeter (2024) Professional Development and Self-Efficacy in Education Professionals. Exeter: University of Exeter.
