Talk Breakdown: Lawrence Bernstein and the coffee shop test

This talk lines up so closely with what I teach in my book and in my coaching that it had to be the second episode of Talk Breakdown. In just under 15 minutes, communication expert Lawrence Bernstein explains why most of us speak worse on stage than we do on a coffee break, and what to do about it.

The talk at a glance

Speaker	Lawrence Bernstein, communication expert
Title	“The trick to powerful public speaking”
Event	TEDxRoyal Holloway, January 2024 (TEDx events are organized independently of TED)
Length	about 15 minutes
Watch	on ted.com

His key message in one line: speak to an audience the way you’d talk to one person over coffee. He calls it the coffee shop test.

The opening: a story, no small talk

Bernstein opens with a story. No agenda slide, no résumé, no “It’s a pleasure to be here.” He has the room within seconds, and he’s already showing what his talk is about: conversation, not performance.

Opening with a story almost always works, because people follow stories without even trying. For more on why those first seconds matter so much, read How to start a presentation on MCPREZI.

One message. Just one.

What I like most about this talk is how openly Bernstein talks about his key message. He tells the audience there’s one thing he wants them to remember, and that he’d be surprised if they remembered more than one.

I’ve been saying this for years. Most people remember next to nothing after a presentation. So you have to decide up front what you want them to remember. In my book, I call it the goodie bag analogy. Picture the goodie bags they hand out at trade shows and conferences. If you could put only one item in that bag, one single message, what would it be? That’s your key message.

Bernstein practices what he preaches. And because he says his key message out loud, the audience knows exactly what to listen for.

Your turn: Write the key message of your next talk in one sentence. Then cut everything from your presentation that doesn’t support it.

Why we speak differently on stage

The heart of the talk is something we’ve all experienced. Over coffee, we get straight to the point and fill in the details afterwards. We use simple words, tell examples and react to the person across from us. On stage, under pressure, we often do the opposite: we start with the backstory, pile on detail and turn stiff and formal. Bernstein describes it as a stress response, fight or flight: some people start talking too fast, others freeze.

Behind him on the screen are two coffee cups. A simple image that carries the entire talk.

A story as proof

Right after making that point, Bernstein tells a story that proves it. Jim, an engineer, is presenting a pedestrian bridge project to a board. He gets lost in technical detail, and the discussion ends up being about building materials instead of safety. Only later does Jim learn that the bridge would save children’s lives. That should have been his key message.

I’ve seen the same thing in my own work. A company had developed a new animal feed. It cost more than the competition, but it was proven to work better. The presentation relied on 15 clinical studies that showed exactly that, spread over roughly 140 slides. Everyone was sure the facts would speak for themselves. They didn’t. The audience ended up arguing about the price. So we flipped the perspective: first the problem the audience faced, meaning animal welfare, losses and costs in livestock farming, then the solution, and only then the studies as proof.

Your turn: Open your last presentation and find the first point where it says what your audience gets out of it. If that isn’t on the first two slides, change the order.

Why the coffee shop test works so well

I couldn’t agree more with Bernstein. In my House of Speaking method, everything starts with the foundation, and that’s where the coffee shop test lives: be yourself, and don’t play a role. Try to be someone else on stage and you stiffen up. Talk like you would over coffee and people believe you.

You can apply the test to almost everything: to structure (lead with your key message), to language (no jargon you wouldn’t use at the table; more on that in Jargon in presentations) and to delivery.

Design: a single slide

Bernstein gets by with one slide: the picture of the two coffee cups. It stays up behind him for the entire talk. In most business settings, that would be unthinkable. There, 30, 50 or, as in my animal feed example, 140 slides are considered normal.

Design is the third phase of the House of Speaking method, and this talk shows what it’s really about. A slide should amplify your message. The two cups do exactly that: they keep the coffee shop test visible the whole time Bernstein is speaking. With no text on the screen, people look at him. And because the image is so simple, it matches his message of relaxed, natural conversation perfectly.

You don’t always need a hundred slides. Sometimes one is the strongest choice you can make.

Your turn: For every slide in your next presentation, ask yourself: would I slide this across the table to someone at a café? If it fails that test, cut it or turn it into a picture.

Get the content right, and your hands will follow

In his wrap-up, Bernstein stresses that content is what counts. Many speakers worry about visible nerves, shaking hands or rapid breathing. To him, that’s not the real problem.

That’s exactly what I write about hands in my book. All day long, you never think about what your hands are doing. They only become a problem on stage, because that’s when you start watching yourself. When you’re talking about your content and you know why it matters, your gestures, facial expressions and hand movements come naturally. You don’t think about them. They just happen. More in What to do with your hands when presenting.

The closing: an anchor to take home

At the end, Bernstein repeats his key message and his image, the two coffee cups on the screen. Then he sets an anchor: whenever you think of these coffee cups before you speak, they’ll help you relax.

That’s a brilliant way to close. He repeats the key message so it sticks, and he ties it to the one image the audience has been looking at for 15 minutes. Everyone leaves with an idea and a picture they can call up the next time they step on stage.

Your turn: Find an object or a situation from your audience’s everyday life that captures your key message. Bring the two together in the last sentence of your talk.

What stands out: a very quiet audience

One thing jumps out as you watch. The audience is extremely quiet, almost motionless. Nobody laughs at the stories and nobody responds to his questions, at least not that you can see or hear on the video.

For many speakers, that’s the nightmare scenario. Bernstein just keeps going, calm and steady. That’s exactly the right call. Here’s what to keep in mind if it happens to you:

1. Silence rarely means rejection. Often the audience is simply concentrating. Sometimes they’re unsure of the rules: is it okay to laugh, am I supposed to answer? People also tend to hold back when an event is being filmed, and culture plays a part too.
2. Ask questions people can actually answer. An open question thrown into a large room usually falls flat. Tell people how to respond: “Raise your hand if you’ve ever …” Then raise your own hand, and others will follow.
3. Hold the pause. After a question, count to five in your head. It feels like forever to you and completely normal to the audience. If you answer your own question right away, you teach the room that it doesn’t need to react.
4. Find the friendly faces. In every audience, there are people who nod or smile. Talk to them for a while, then move on to others.
5. Plan for participation. If audience reactions matter to you, build them into your talk, like a quick show of hands at the start. That way, people know they’re invited to join in.
6. Don’t depend on applause. Your key message gets through even if nobody laughs. Bernstein proves it: his talk works anyway, because the structure and the message are right.

For more on nerves, see the stage fright page.

The one thing to take away

If you remember just one thing, make it this: talk on stage the way you talk over coffee. Lead with your key message, follow with a story that proves it and keep your words simple. The rest falls into place: fewer slides, maybe just one, less jargon, natural hand movements and a lot more calm.

Want to prepare your next talk this way? Take a look at public speaking coaching.