A research poster is a single large-format page that presents your study visually, designed to be read in under five minutes by someone standing a few feet away. The process breaks down into five stages: sizing your canvas, organizing your content, designing for readability, preparing your visuals, and printing. Each stage has specific standards that separate a polished poster from one people walk past at a conference.
Set Your Poster Size First
Before you type a single word, check your conference guidelines for the allowed dimensions. Most printing services offer rolls in 36-inch or 42-inch widths, so common sizes include 36×48, 42×56, and 36×54 inches. Landscape (wider than tall) is the most popular orientation for conference posters because it fits standard display boards, but some events require portrait orientation. Getting this wrong means reprinting, so confirm the size before you start designing.
In PowerPoint, set your custom slide dimensions under the “Slide Size” or “Page Setup” menu. In other software, create a new document at the exact poster dimensions from the start. Designing at a smaller size and scaling up later degrades image quality and throws off your font sizes.
Organize Your Content Into Clear Sections
A research poster follows the same logic as a paper, compressed into six core sections:
- Title and authors. Your title, name, co-authors, institutional affiliation, and any logos.
- Introduction. Two to four sentences of background that set up why this work matters.
- Purpose or research question. A single clear statement of what you set out to answer.
- Methods. A brief description of how you conducted the study, just enough for the reader to evaluate your approach.
- Results. Your key findings, presented primarily through figures and tables rather than paragraphs.
- Conclusions. What your results mean and why they matter, in three to five sentences.
Readers at a conference scan posters in a Z-pattern or column-by-column, left to right. Arrange your sections so the flow is obvious. Most posters use either two or three columns. Number your sections or use clear headings so someone can follow the narrative without you standing there to explain it.
Write Less Than You Think You Need
The biggest mistake on research posters is too much text. A good target from the NIH is roughly 20% text, 40% graphics, and 40% white space. That ratio sounds extreme until you see the difference it makes. A poster crammed with paragraphs repels viewers. One with clean figures and short supporting text draws them in.
Use bullet points instead of full paragraphs wherever possible. Your introduction doesn’t need to be a literature review. Your methods section doesn’t need every procedural detail. Write the minimum a reader needs to understand your findings and their significance. If someone wants more depth, that’s what the conversation at your poster session is for.
Choose Fonts That Work at a Distance
Your poster needs to be readable from five to seven feet away. That constraint drives every typography decision. The general recommendations:
- Title: 50 to 85 point, depending on poster size and title length
- Section headings: 36 point
- Body text: 24 to 30 point minimum
Stick to one font family throughout the poster. Sans-serif fonts like Arial, Helvetica, or Calibri are standard because they stay crisp at large print sizes and remain legible from a distance. Use bold for headings and normal weight for body text. Avoid italics for anything longer than a species name or a journal title, since italicized text is harder to read at a glance.
Design for Visual Clarity
Use a light background with dark text. This is the single most reliable readability choice. Dark backgrounds with light text can look striking on screen but often print poorly and cause eye strain when someone is reading at poster-session distance. If you use color to highlight sections or create visual groupings, check the contrast. Web accessibility standards call for a contrast ratio of at least 4.5:1 between text and its background for normal-sized text, and 3:1 for large text. A quick way to test: print a small section in black and white. If the text disappears into the background, your contrast is too low.
Color-blind viewers make up roughly 8% of men at any conference. Avoid relying on red-green distinctions alone to convey meaning in your figures. Use patterns, labels, or a colorblind-safe palette alongside color coding. Keep your overall color scheme simple: two or three colors plus neutral tones. A poster with seven colors competing for attention looks chaotic, not professional.
Make Your Figures Do the Heavy Lifting
Your results section should be mostly visual. Graphs, charts, and diagrams communicate findings faster than text, and they’re what draws people to your poster in the first place. A few principles make the difference between figures that work and figures that don’t.
Label every figure directly. Don’t rely on a separate legend that forces the reader to look back and forth. Use large axis labels and data labels, at least 24 point, so they’re readable at the same distance as your body text. For small data sets, a clean table is often more informative than a chart. For trends over time or comparisons between groups, a bar chart or line graph is usually clearest.
Think about the “data-ink ratio,” which is a fancy way of saying: remove everything from your chart that isn’t data. Gridlines, 3D effects, decorative backgrounds, and redundant borders all add visual noise without adding information. Strip your charts down to the essential elements.
Prepare Images at the Right Resolution
Images that look sharp on your laptop screen can turn blurry and pixelated when printed at poster size. The target resolution for large-format printing is between 150 and 300 DPI (dots per inch). Below 150 DPI, images print blurry. Above 300 DPI offers no visible benefit and can actually cause problems.
Save photographs as JPG or PNG files. For charts, graphs, and any image with clean lines and text, use PNG only. JPG compression adds artifacts around sharp edges, which makes chart labels look fuzzy. If you’re pulling figures from a paper or presentation, go back to the original high-resolution file rather than copying a compressed version from a slide deck. This single step prevents the most common image quality problem on research posters.
Pick Your Software
Most people make research posters in one of three programs:
- Microsoft PowerPoint. The most common choice because nearly everyone already has it. Set a custom slide size to your poster dimensions and design on that single slide. It handles text and basic figures well, though alignment and layout tools are limited.
- Microsoft Publisher. More layout control than PowerPoint, with better tools for aligning elements and managing text flow. Still familiar if you know Microsoft products.
- Adobe InDesign. The professional standard for page layout and design. It offers the most precise control over typography, spacing, and image placement, but has a steeper learning curve.
Free alternatives like Canva and Google Slides also work, especially if you’re starting from a poster template. Templates are a perfectly reasonable starting point. They solve the layout problem for you, so you can focus on content. Many universities provide poster templates on their library or graduate school websites, already sized to common conference standards.
Add a QR Code for Supplemental Material
A QR code lets conference attendees scan your poster with their phone and access your full paper, dataset, slides, or a digital copy of the poster itself. Save whatever you want to share as a PDF, upload it to a cloud service like Google Drive or OneDrive, and generate a sharing link. Then create a QR code for that link directly in Google Chrome or Microsoft Edge by right-clicking any page and selecting “Create QR Code for this Page,” pasting in your link.
This browser-based method is safer than random QR code generator websites, which may redirect to unreliable URLs or track users. Place the QR code in the bottom right corner of your poster, sized at roughly 1.5 to 2 inches square, with a short note explaining what it links to. Test it with your phone before printing.
Choose a Printing Material
You have two main options: paper and fabric. Paper posters offer sharper text, more vibrant colors, and lower cost. They’re the default choice for local conferences. The downside is that they’re fragile. You’ll need a poster tube to transport them, and they can wrinkle, tear, or get dented in transit.
Fabric posters fold up and fit in a suitcase, which makes them ideal for conferences that require air travel. They resist wrinkles and hold up to repeated use. The tradeoffs are higher printing cost, slightly less sharp text, and colors that may appear less vivid than on paper. If you’re presenting at one local event, paper is the practical choice. If you’re flying to a conference or plan to reuse the poster, fabric pays for itself in convenience.
Final Checks Before Printing
Print a scaled-down version on regular paper first. Even a letter-sized printout reveals typos, alignment issues, and layout problems you missed on screen. Check every figure label, axis title, and author name. Then step back from your screen and view the poster at actual proportions. Can you identify the title from across the room? Can you follow the section order without looking for it? Is there enough white space that the poster feels open rather than dense?
Confirm your poster dimensions match the conference requirements one final time. Save your final file as both the native format (PowerPoint, InDesign) and a high-quality PDF. Most university print shops and online printing services accept PDF, and it preserves your layout exactly as designed regardless of what fonts or software the printer has installed.