Blanking is normal under pressure

Going blank is a reaction to being nervous and put on the spot, and it happens to experienced people too. On its own, it doesn't mean you're underprepared or not clever enough for the job.

It feels personal because it tends to happen only when something is riding on it. You can talk easily about your experience over dinner with friends, then sit down in front of two interviewers and find nothing comes out. Knowing your answers and finding them under pressure are two different skills.

Where to put your effort

After a blank, the natural reaction is to prepare more: more answers, more examples, more notes. You probably know enough already. What helps is practising getting it out when you're under pressure.

Why blanking happens

When you're nervous, your body reacts much as it would to any threat: your heart beats faster and your attention narrows. That kind of stress makes it harder to hold several things in mind at once, and harder to pull up memories when you need them.

It's the same reaction that can make your hands shake before a speech, and as with a speech, it tends to ease as the situation becomes more familiar.

Four things in particular make a blank more likely:

Less room to think
Nerves make it harder to keep several things in your head at once: the question, the story you've picked, and where you're up to in it. You have less room to think just when you need it.
Your attention splits
Part of your attention goes on watching yourself: how you're coming across, how fast you're talking, how bored the interviewer looks. That leaves less for the question you're answering.
The setting is different
Memories tend to come back more easily in a setting like the one you learnt them in. If you've only gone over your answers calmly at your desk, a tense interview room is a long way from that.
A blank makes you more nervous
As soon as you notice you've gone blank, you get more nervous, and that makes it even harder to think. The more you panic about it, the longer it tends to last.

What doesn't help much

Some of the usual advice doesn't do much for this particular problem.

Reading your answers again

Re-reading your prepared answers feels productive, but it doesn't help much here, because the answers are already in your head. Answering questions without looking at your notes is better practice for getting them out.

Telling yourself to relax

Telling yourself to calm down often doesn't work once you're already nervous. Nerves aren't something you can switch off by deciding to, and trying can make you more aware of them.

Visualising success

Picturing the interview going well can help some people feel more confident. But it doesn't give you any practice at the hard part, which is finding and saying an answer while you're nervous.

Calm practice, nervous interview

If your preparation has mostly been reading notes, writing bullet points and going over answers in your head, it's all happened somewhere calm and quiet. None of it has given you practice at answering while you're nervous and being watched, which is what the interview will ask you to do.

What helps

The aim is to make your practice more like the interview. If you've practised with someone watching and a clock running, the real thing will feel less strange when you get there.

Six things to try:

1
Practise out loud
If you only change one thing, make it this. Thinking through an answer and saying it out loud are different. When you speak, you have to remember what happened, put it in order and find the words, all at once and without stopping. That's what the interview asks you to do. Going over it silently skips most of that. Start answering questions out loud from the first day you prepare, even if it feels a bit silly.
2
Practise with someone watching
Answering with someone watching feels quite different from answering on your own, so it's worth practising that way too. Ask a friend or family member to interview you, or record yourself on your phone. The first time you answer out loud in front of someone shouldn't be in the real interview. Get that first time out of the way somewhere it doesn't matter, so the interview feels familiar.
3
Use a structure instead of a script
If you've memorised an answer word for word and lose your place, it's hard to find your way back in. A structure gives you something to hold on to. With STAR (Situation, Task, Action, Result), you know what comes next even if you lose track. If your mind goes blank halfway through, you still know you need to get to the result.
4
Get used to pausing
Blanks often start with the feeling that you have to answer the instant the question ends. You're allowed to pause. When you practise, take a few seconds before each answer, so a pause feels normal by the time you're in the interview. Checking the question helps too. "So you'd like an example of a time I dealt with a difficult stakeholder?" gives you a few more seconds, and that's often enough for an example to come to mind.
5
Prepare stories instead of facts
A story is usually easier to remember than a list of separate points, because each part leads to the next. Once you remember how a story starts, the rest tends to follow. Instead of learning a list of achievements or "evidence of teamwork", prepare six to eight real stories, each with a clear beginning, middle and end.
6
Take the blank less seriously
When you notice you've gone blank, it's easy to jump straight to "I'm failing, they can tell, I've ruined it." Thinking that makes you more nervous, which makes it harder to recover. A fairer way to see it: you've had a short gap, the kind plenty of people have, and the interviewer has probably seen it before. If you handle it calmly, it usually looks calm from their side of the table too.

Practise with questions you haven't seen

InterviewZap asks you behavioural questions written from your CV and the job description, then follow-up questions based on what you say, so you can't rehearse them in advance. You can set a time limit and answer out loud, and you get feedback straight after each answer.

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What to do when it happens in the interview

Even if you've prepared well, it can still happen. If it does, work through these in order.

  1. Don't try to talk your way through it. A short pause won't hurt you. Talking in circles while you search for an answer is much more noticeable, so stop and take a breath.
  2. Ask for a moment. "Let me think about that for a second" is a perfectly normal thing to say in an interview. Say it calmly, then take the second.
  3. Go back to the structure. Start with the situation: where were you, and what was going on? Once you've said that, the next part is usually easier to find.
  4. If you really can't think of an example, say so. "I can't think of the right example just now. Could I come back to that one?" It's a reasonable thing to ask, and a clear answer later is better than struggling on now.
  5. Let it go once it's over. One blank is only one moment in the interview. Give the next question your full attention, because dwelling on the last one makes another blank more likely.

In short

Blanking usually has less to do with what you know than with how different the interview feels from your preparation. You learnt your answers somewhere calm, and the interview asks for them when you're nervous and being watched.

Practising in a way that feels like the interview is uncomfortable at first. You'll hear yourself stumble through answers that don't work, and that's fine. Each awkward practice run makes the real interview feel a little more familiar.

If your interview is soon, start with the short routine below.

In one sentence

Practise answering out loud, with someone watching or a clock running, until answering under pressure feels like something you've done before.

Before your next interview

If you're short on time, do at least this:

  1. Write six to eight stories as STAR bullet points, a few words each rather than full sentences
  2. Answer at least five questions out loud, all the way through
  3. Record one answer and play it back, listening for filler words and places where you lost the thread
  4. Do one full practice interview with another person, in front of a camera or with an AI practice tool
  5. In the half hour before the interview, look over your stories lightly and don't try to learn anything new
What this looks like in practice
Without this preparation
"Tell me about a time you led a team." Candidate pauses. "Um... so I... there was this project, and I was kind of involved in leading it, and... actually I'm not sure if that's the best example..." [trails off]
With this preparation
"Tell me about a time you led a team." Candidate pauses for two seconds. "Yes. In my final year, I led a group of four on our capstone project..." [works through the situation, task, action and result]

Both candidates might have the same experience. The second has told stories like this out loud before, so a two-second pause is enough to find one.