The ZenDeck method
One idea per slide.
Then let it breathe.
A calm way to plan, build and give a presentation. Three principles, a few habits, and the detail kept where it belongs: in your voice and your notes.
Speaker notes
Can you say what this slide means in one short sentence?
If not, split it, move it to your notes or let it go.
Generous margins, large type, short lines.
One typeface, one background, one accent colour.
Opening line, the example, figures and sources.
The bridge to what comes next.
One busy slide becomes three calm ones
A typical update slide tries to say six things at once. Split it into one idea per slide, move the rest into your notes, and the audience can follow every point.
Speaker notesLaunched in September. Thank the team for getting it over the line after two delays.
Speaker notesMost support tickets now get a same-day reply. Mention what changed in the rota.
Speaker notesMoved to November while contracts are signed. Hiring, the office move and expenses go in the follow-up email.
Example slides, for illustration.
One idea per slide.
If a slide needs two headlines, it's two slides. Each one gets a sentence the room can remember.
Space is part of the message.
Empty space tells the audience where to look, and gives a single line the weight of a headline.
You speak. The slide supports.
The detail lives in your speaker notes, so you can explain it in your own words instead of reading it out.
The three principles, explained
Each principle is simple to say and takes a little practice to keep. Here is what each one asks of you, and why it helps the people listening.
1. One idea per slide
An idea is something you could say in one sentence. It makes a claim. "Students learn more when they explain things aloud" is an idea. "Learning methods" is a heading that points at a space where ideas might live.
Most crowded slides are headings with lists underneath. Each item on the list is a half-formed idea. The method asks you to finish each one: give it a slide of its own, move it into your notes, or let it go.
A useful test: can you say what a slide means in one short sentence? If you need "and", it's two slides.
2. Space is part of the message
When a slide holds five things, the audience reads all five while you talk. They're doing two jobs at once, and neither well. When it holds one thing, they look, understand and turn back to you.
Empty space is what makes that possible. Generous margins, large type, short lines broken where the meaning pauses. A single sentence with room around it carries the weight of a headline. The same sentence in a crowded slide is just another line to read.
The look stays restrained so the space can work: one typeface, one background, and one accent colour that appears only where something matters.
3. You speak. The slide supports.
Slides usually get crowded for one reason: the speaker is afraid of forgetting. So the slide becomes a script, and the audience reads the script instead of listening.
In the ZenDeck method, the detail lives in your speaker notes instead. The opening line for each slide, the example that makes it concrete, the figures and where they came from, the bridge to what comes next. You glance at them; the room never sees them.
That leaves you free to explain in your own words, to pause, and to look at the people in front of you rather than at the screen.
Using the method on your next talk
Seven steps, from a blank page to a calm deck. Most of the work happens before you open a slide.
- 01
Write the purpose in one sentence
Who is listening, and what should they believe or do afterwards? If you can't say it in a sentence, the slides won't say it either.
- 02
List your ideas as full sentences
Not topics. "Feedback works best when it is immediate" is an idea; "Feedback" is a heading. Most talks need three to seven.
- 03
Put them in an order that flows
Read the sentences aloud as a paragraph. Where there's a jump, add a bridge. Where two ideas repeat, keep the stronger one.
- 04
Give each idea one slide
One line of text, one image or one number. Rarely more than one, never all three. Heavier ideas may take two or three slides.
- 05
Move everything else into notes
Examples, figures, sources, transitions and reminders. For each slide: say the idea, show the example, bridge to the next.
- 06
Apply one look throughout
One typeface, one background, one accent colour used sparingly. Generous margins on every slide, first to last.
- 07
Rehearse aloud and cut what you skip
Any slide you click past without speaking to doesn't need to be there. Prepare a reading version if people will ask for the deck.
Common objections, answered
Most people who try the method have the same few worries. Here they are, honestly.
Won't one idea per slide make my deck far too long?
The slide count often goes up, but the talk usually gets shorter. A slide that stays up for twenty seconds is not a problem. A slide that stays up for four minutes while you cover six points is. Count ideas, not slides.
My audience expects detail. Isn't this too thin?
The detail doesn't disappear. It moves into your voice, your speaker notes and a written follow-up. The slide holds the anchor; you hold the explanation. A minimal deck can carry a very substantial talk.
What if I forget what to say without bullet points?
That's what speaker notes are for. Write the opening line and the bridge for each slide, and rehearse with them, then without. Most speakers find they need the notes only for the occasional nudge.
People will ask for the deck afterwards. Won't it be meaningless?
A presented deck and a document do different jobs. Send a short written summary, an annotated copy, or a reading version with a sentence under each slide. Don't crowd the presented slides to make them readable later.
Some ideas genuinely need a chart or a table. What then?
Then use one. Show one comparison per chart, label the data directly, and highlight the single bar or line that matters. Put the conclusion in the slide's text so people know what to look for. Minimal means nothing extra, not nothing helpful.
Isn't a nearly empty slide a bit lazy?
It's the opposite. Every empty space is a decision about what to leave out. A busy slide is easy to make; a slide with one clear line takes more thought, and it shows.
My organisation has a template full of logos and footers. Can I still do this?
Usually, yes. Keep the template's colours and typeface, put the logo on the first and last slides, and use its plainest layout for everything in between. One idea per slide works inside most templates.
Go deeper into the method
Minimalist presentation design: a complete guide
A complete guide to minimalist presentation design: one idea per slide, generous space, restrained type and colour, and how to deliver it calmly.
26 Oct 2026Article · 4 min readOne idea per slide: how to cut a deck in half
A calm, step-by-step way to reduce a crowded deck to one idea per slide, so the talk gets clearer and the slides get lighter.
26 Oct 2026Article · 4 min readSpeaker notes that let your slides stay simple
How to write speaker notes that hold the detail, transitions and reminders, so your slides can stay calm, minimal and easy to follow.
26 Oct 2026Try it once
Take one crowded slide. Give each idea its own.
Then move the detail into your notes, and say it in your own words.