Manager Imposter Syndrome:What It Is, Causes, and How to Overcome It
A promotion can feel like proof of capability and still trigger the fear that someone made a mistake. For many first-time managers, the shift from “strong individual contributor” to “person responsible for others” creates a sudden gap between past success and present uncertainty.
That gap is where new manager imposter syndrome often shows up. Also called the impostor phenomenon in research, it is the persistent belief that success is undeserved, fragile, or based on luck rather than skill. It is not a formal mental health diagnosis, but it can affect confidence, decision-making, feedback conversations, and well-being.
What New Manager Imposter Syndrome Looks Like
New managers rarely say, “I have imposter syndrome.” It often appears through behavior.
Common signs include:
Over-preparing for every conversation because normal uncertainty feels unsafe
Avoiding decisions unless every fact is known
Assuming mistakes prove they were not ready for leadership
Comparing themselves to experienced managers
Struggling to delegate because they feel they must prove their value
Dismissing positive feedback as politeness or luck
Working excessive hours to stay ahead of imagined exposure
Research on workplace impostor thoughts suggests the experience is more complex than simple low confidence. Tewfik (2022) found that people with impostor thoughts may be highly attentive to others and interpersonally effective, even while they privately doubt themselves. That matters for managers. A new leader may appear competent, caring, and prepared while still feeling like they are barely holding things together.
Why It Happens to New Managers
The causes are usually situational, not personal weakness.
The role changes faster than the identity
A new manager must stop doing some of the work that made them successful. Instead of solving every technical problem, they now coach, prioritize, give feedback, manage conflict, and translate goals into team expectations.
That shift can feel like a loss of competence. The manager may think, “I was good at my old job. I am not sure I am good at this one yet.”
Expectations are often unclear
Many organizations promote high performers without giving them clear manager training. The new manager receives responsibility before receiving a reliable model for how to lead. Vague expectations raise the risk of self-doubt.
Industry guidance points to the same issue from a workplace health angle. The U.S. Surgeon General’s workplace mental health framework identifies protection from harm, connection, belonging, and opportunity for growth as core needs at work.
Perfectionism makes learning feel dangerous
New managers often believe credibility requires certainty. That belief can lead to fear of asking questions, admitting gaps, or seeking coaching.
Perfectionism is especially risky in leadership because management is learned through practice. Feedback, imperfect conversations, and course correction are part of the role.
How New Managers Can Overcome It
The goal is not to eliminate self-doubt forever. The goal is to keep self-doubt from running the job.
Name the pattern without making it your identity
Use plain language: “I am having impostor thoughts.” That creates distance. It is different from saying, “I am an impostor.”
This small shift helps a manager evaluate the thought rather than obey it.
Build an evidence file
Keep a short, private record of concrete evidence:
Decisions that went well
Feedback from employees, peers, or supervisors
Problems handled with care
Skills learned since taking the role
Times when asking for help improved the outcome
The evidence file should focus on facts, not motivational slogans. A manager who thinks, “I only succeeded because I got lucky,” can review actual behavior and results.
Replace mind reading with calibration
Many new managers assume others are judging them. A better practice is to ask for specific calibration.
Useful questions include:
“What does good look like for this responsibility in the next 90 days?”
“Where should I be making the decision, and where should I escalate?”
“What is one manager behavior I should keep doing and one I should adjust?”
These questions turn vague fear into useful information.
Practice transparent competence
Managers do not need to pretend they know everything. They do need to communicate clearly.
Try phrases such as:
“I do not have the answer yet. I will come back by Friday.”
“Here is the decision I am making based on what we know.”
“I am learning this part of the role, so I am checking my approach.”
This builds trust without oversharing insecurity.
What Supervisors Should Do When a New Manager is Struggling
Supervisors play a major role. Support should be structured, not limited to reassurance.
Clarify the role and the first priorities
Tell the new manager what matters most now. Separate essentials from noise.
A simple 30-60-90 day plan (*) can reduce uncertainty:
Time frame | Focus |
First 30 days | Learn the team, clarify expectations, observe work patterns |
First 60 days | Practice feedback, delegation, and prioritization |
First 90 days | Own team routines, address performance issues, refine goals |
(*) You can download a free copy of the 90-day plan worksheet at www.sazmms.com under the file library in the Member's Only section. It is free to join and get this excellent guide!
Normalize learning without lowering standards
Say directly that management skill develops over time. Then pair that message with clear standards.
For example: “You are not expected to know everything yet. You are expected to ask early, communicate clearly, and follow through.”
That balance supports psychological safety and accountability.
Give specific feedback often
General praise rarely helps imposter feelings. “You are doing great” may be dismissed. Specific feedback is harder to reject.
Better feedback sounds like:
“You handled that employee concern well because you listened first, clarified the facts, and set a next step.”
“You waited too long to escalate that workload issue. Next time, bring it to me when the deadline risk first appears.”
Specific feedback teaches the manager what to repeat and what to adjust.
Watch for workload and burnout risk
The WHO guidelines on mental health at work and the APA Work in America materials both emphasize the role of work design, manager support, and psychological health. If a new manager is coping by working nights, avoiding time off, or absorbing every problem personally, the supervisor should step in.
Helpful actions include:
Reviewing workload and decision rights
Encouraging use of time off
Pairing the manager with a mentor
Offering skills training in feedback, conflict, and delegation
Checking whether the role has competing demands
A Practical Reset for the Next Week
For someone experiencing imposter thoughts, start small.
Pick one action:
Ask your supervisor what success should look like this month.
Delegate one task with clear expectations.
Write down three pieces of evidence that you are learning the role.
Schedule a mentor conversation.
Replace one self-critical thought with a factual statement.
For a supervisor, pick one action:
Give one piece of specific positive feedback.
Clarify one unclear expectation.
Ask where the new manager feels least supported.
Reduce one unnecessary pressure point.
Recommend one skill-building resource.
New manager, and even new to a role manager, imposter syndrome is common because management is a real transition, not just a new title. The strongest response combines personal reflection, manager training, clear expectations, and steady supervisor support. Confidence grows when new managers stop trying to prove they belong and start collecting evidence that they are learning, contributing, and leading with care.
Southern Arizona Middle Management Solutions offers the following resources:
Take the Peer-to-Leader Transition course at no cost! Earn a certificate and a digital badge just for completing the course! No obligations.
We also offer coaching, mentorship, and consultation services.
References
American Psychological Association. (2023). Work in America survey: Workplaces as engines of psychological health and well-being. https://www.apa.org/pubs/reports/work-in-america
Huecker, M. R., Shreffler, J., McKeny, P. T., & Davis, D. (2023). Imposter phenomenon. In StatPearls. StatPearls Publishing. https://www.ncbi.nlm.nih.gov/books/
International Organization for Standardization. (2021). ISO 45003:2021 occupational health and safety management: Psychological health and safety at work: Guidelines for managing psychosocial risks. https://www.iso.org/standard/64283.html
Office of the U.S. Surgeon General. (2022). The U.S. Surgeon General’s framework for workplace mental health & well-being. U.S. Department of Health and Human Services. https://www.hhs.gov/surgeongeneral/priorities/workplace-well-being/
Tewfik, B. A. (2022). The impostor phenomenon revisited: Examining the relationship between workplace impostor thoughts and interpersonal effectiveness at work. Academy of Management Journal, 65(3), 988–1018. https://doi.org/10.5465/amj.2020.1627
World Health Organization. (2022). WHO guidelines on mental health at work. https://www.who.int/publications/i/item/9789240053052
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