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Interview performance4 min read

Why Good Candidates Blank in Interviews (and How to Stop It)

By , Founder and Interview CoachLast updated

Judy M. Wallis is a former senior recruiter, an interview coach and the founder of Interview Practice Lab.

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You know your experience. You have done the work. And yet, ten seconds into "Tell me about a time you dealt with conflict", your mind goes quiet. If this sounds familiar, the problem is not your capability — it is how your examples are stored.

Blanking is a retrieval failure, not a knowledge failure

Under pressure, your brain does not search your whole career history. It grabs whatever is easiest to reach, because even mild stress temporarily weakens the part of the brain that does deliberate searching. If your examples only exist as vague memories — "that project in 2023" — they are hard to reach. If they exist as rehearsed stories with a clear shape, they surface quickly.

Three things that cause blanking

  • Your examples are not pre-selected. You are trying to choose a story and tell it at the same time.
  • Your stories have no structure, so you lose the thread halfway through and panic.
  • You have only ever thought about your answers, never said them out loud under time pressure.

How to fix it

Pick five or six strong examples from your career and write them out using the STAR method — Situation, Task, Action, Result. Then practice saying them aloud, timed, until you can deliver each one in about two minutes without notes. You are not memorising scripts; you are making your best material easy to retrieve.

From the other side of the table, the candidates who look "natural" are usually the ones who have practised the most.

If you want a structured way to do this, the STAR Method Workbook walks you through building your story bank step by step — and the Practice Lab lets you rehearse answers out loud with AI feedback on your structure and delivery.

Written by Judy M. Wallis, founder and interview coach at Interview Practice Lab and a former senior recruiter.

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