You Know Your Subject but Can You Hold the Room?

Date: Sep 9, 2026

You’ve prepared the slides. You know your subject. You’ve rehearsed the opening. Then you walk onto the stage, look out at the room and realise that knowing your material is only half the job.

This is where many senior leaders get caught out. They spend hours making sure the content is accurate, the data is robust, and the argument is watertight, but far less time thinking about what the audience actually needs from them in the moment. A high-stakes presentation isn’t simply an opportunity to demonstrate what you know. It’s an opportunity to make people understand, remember and act on what you know.

That requires a different kind of preparation.

A keynote is not a document read aloud

One of the easiest traps for an expert is to treat a presentation like a report.

The instinct is understandable. If you know a subject deeply, you want to give people enough context to appreciate the complexity. So the slides get fuller, the explanations get longer, and every possible objection gets addressed before anyone has raised it.

The problem is that an audience can’t process information the way they’d read a document at their own pace. They need you to create a path through the material: what matters most, why it matters now, and what you want them to understand by the time you reach the end.

The strongest speakers are often not the people who say the most. They’re the people who make it easiest for everyone else to follow their thinking.

Your audience is deciding whether to follow you

There’s another shift that can transform a presentation: stop thinking only about what you want to say, and start thinking about what your audience is experiencing.

Within the first few minutes, people are already forming judgements about whether this is relevant to them, whether they trust the person speaking, and whether it’s going somewhere worth their attention. Few of those judgements get made consciously. They’re usually formed through the speaker’s presence, pace, voice and ability to connect one idea to the next.

This is why a technically brilliant presentation can still feel flat. The information may be excellent, but if the speaker reads the slides, rushes through the material or delivers every point with the same vocal energy, the audience has very little to hold onto.

You’re not simply delivering information. You’re managing attention.

The moments you don’t script matter too

High-stakes speaking gets interesting when something unexpected happens.

Someone challenges your point. The technology stops working. You lose your place. A senior person asks a question you hadn’t anticipated. Or you reach the end of a section and realise the room needs more time to absorb what you’ve just said.

This is where over-rehearsing can work against you. If you’ve memorised every word, an interruption can feel like the whole structure has collapsed. If you’ve rehearsed the thinking, the key messages and the transitions instead, you have something much more useful: flexibility.

I encourage leaders to rehearse for responsiveness, not perfection. Know your opening. Know the message you want people to leave with. Know the stories, evidence and examples that support it. But leave enough space for the room to become part of the presentation.

Presence changes how your message lands

The words still matter, but when you’re speaking to a senior audience, a large room or a high-profile event, how you use your voice and body can significantly affect how those words are received.

If you rush through an important point, the audience has less time to absorb it. If every sentence rises in energy, nothing feels particularly important. If you stay rooted behind a lectern, avoid eye contact or make yourself physically smaller, the audience may feel less authority than your expertise deserves.

This doesn’t mean becoming theatrical or adopting a “speaker persona.” Often the opposite is more effective.

Your job is to become more deliberate about the natural tools you already have. Let an important sentence breathe. Look at the people you’re speaking to rather than at the screen. Move with purpose rather than because you feel you should be moving.

Small changes can alter the experience of the entire room.

The goal isn’t a flawless performance

There’s a useful distinction between performing a presentation and communicating an idea.

When leaders focus too heavily on getting everything right, they can become preoccupied with themselves: did I say that correctly, was that pause too long, did I look nervous, did I remember everything, but the audience isn’t there to assess your ability to recite your own presentation. They’re there because you have something worth hearing.

The most compelling keynote speakers understand that their job isn’t to impress the room with how much they know. It’s to help the room see something differently, understand something more clearly, or feel ready to do something as a result.

That changes how you prepare. Instead of asking only “what am I going to say?”, ask what you want this room to think, feel or do differently when you finish. That question can change everything, from the structure of your presentation to the way you deliver your final sentence.

If you’re preparing for a keynote, board presentation, conference speech or another career-defining speaking opportunity, you don’t have to leave that to chance. The content matters, but so do the voice, presence, structure and ability to stay connected to the room when the unexpected happens.

If this is something you’re working on, you can book a conversation with me or send me a DM.

What’s the hardest part of high-stakes speaking for you: preparing the message, holding the room or handling the unexpected?


Lisa Sheerin, ICF PCC Executive Coach | Transforming Confidence, Communication & Leadership

Lisa works as an executive public speaking coach, actor, and group fitness instructor with over 20 years of experience. A graduate of a three-year drama school program in London, she began her career in theatre and film, where she faced and overcame imposter syndrome. Today, she empowers others to embrace their authenticity and transform self-doubt into confidence, combining her acting expertise, fitness training, and passion for personal growth. Her mission is to guide others toward a life where they can speak and live proudly.

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