If you've ever watched a customer abandon a site in frustration, searched for something you know exists and come up empty, or found yourself staring at a navigation menu that tells you absolutely nothing useful, you've felt the consequences of poor information architecture.
So what exactly does an information architect do? And why does it matter more now than ever?
The problem that nobody names
Most digital problems get labelled as design problems, or UX problems, or sometimes just "the website is a bit rubbish." The underlying cause, though, is usually structural. Information has been organised in a way that makes sense to the people who built the thing, not to the people who need to use it.
An information architect's job is to fix that mismatch. We create the underlying structures of websites, apps, and digital products so that content, products, and services can actually be found. Not found by Google, found by the person standing in front of the page.
The four things an information architect actually does
Taxonomy and site structure
A taxonomy is a hierarchical structure of grouped and categorised information. It sounds academic; it isn't. It's the difference between a wardrobe where you can find a shirt in thirty seconds and one where you're pulling everything out onto the floor.
Every digital product has a taxonomy, whether it was deliberately designed or just accumulated over time. An information architect designs it deliberately, with a clear understanding of how users think about information, what they call things, and how they expect to move through a space.
Without a sound taxonomy, nothing else works. Navigation becomes guesswork. Search returns noise. Filters mislead. The whole thing collapses into a pile of content that nobody can navigate.
Navigation is not just the bar across the top of a website. It's pagination, calls to action, the order information appears on a product page, the way a search results page is structured, and the signposting that tells you where you are and how to get somewhere else.
Good navigation is invisible. When it works, people don't notice it; they just find what they came for and move on. When it fails, they notice very quickly. They loop back to the homepage, they try the search box, they give up.
An information architect understands the different ways people navigate digital spaces, and designs for all of them, not just the most obvious path.
Search design
Site search is where findability problems become painfully visible. People type what they want, and if your search can't connect their words to your content, they leave.
Search design is a distinct discipline within information architecture. It involves understanding how your metadata is structured, what filters will genuinely help users narrow results, how to handle synonyms and spelling variations, and what a useful results page actually looks like.
The taxonomy and the search are deeply connected. Metadata defined when you build your taxonomy is what makes search powerful. Get the structure right, and search stops being a liability.
Testing
Designing a structure is not the same as knowing it works. Information architects use specific methodologies to test their work: card sorting to understand how users group information, tree testing to verify that a taxonomy is logical, and navigation testing to see whether people can actually complete real tasks.
This is not general usability research. It's a specialised set of skills that most UX researchers don't routinely practice, and it's where assumptions get tested against reality.
Why this matters right now
Digital estates have grown enormous. Content accumulates. Catalogues expand. Organisations restructure, rebrand, and merge, and the information architecture rarely keeps pace. The result is websites and apps where nobody, including the people who built them, can reliably find things.
An information architect approaches this as a systems problem. The question isn't "how do we make this page better?" It's "why can't people find what they need, and what has to change structurally for that to be fixed?"
The answer almost always starts with taxonomy, runs through navigation, and connects directly to search. Three things that look separate but depend entirely on each other.
What good looks like
When information architecture is done well, it disappears. Users move through your product without friction. They find things on the first attempt. They don't need to learn how your site thinks; it already thinks the way they do.
That's the goal. Not a beautiful sitemap document, not an impressive taxonomy spreadsheet, but a digital product where findability is so good that nobody stops to think about it.
Want to know whether your site has a findability problem? The Murmuration diagnostic is designed to find out.
▶ Know someone who’d love this? Forward it their way.
▶ Was this email forwarded to you?

