Human-Centered Design: How to Focus on People When You Solve Complex Global Challenges

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Human-centered design is a practice where designers focus on four key aspects. They focus on people and their context. They seek to understand and solve the right problems, the root problems. They understand that everything is a complex system with interconnected parts. Finally, they do small interventions. They continually prototype, test and refine their products and services to ensure that their solutions truly meet the needs of the people they focus on.
Cognitive science and user experience expert Don Norman sees it as a step above user-centered design.
“The challenge is to use the principles of human-centered design to produce positive results, products that enhance lives and add to our pleasure and enjoyment. The goal is to produce a great product, one that is successful, and that customers love. It can be done.”
— Don Norman, “Grand Old Man of User Experience”
See why human-centered design is a vital approach for accommodating real users—real people.
Airplane Cockpit by Riik@mctr (CC BY-SA 2.0)
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Cognitive Science building at UC San Diego. by AndyrooP (CC-BY-SA-4.0)
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Pseudo-commands to illustrate how line-by-line text editing works. by Charlie42 (CC BY-SA 3.0)
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At many points in technological history, Don Norman helped designers understand their responsibility to the people who use the things they design. Great advances were made in electronics and computing throughout the second half of the 20th century. The problem was, the designers of many systems often overlooked the human limitations of the people who had to interact with them.
Early computers were extremely hard to understand. The first ones — created in the 1940s — required specialists to operate them in closed environments. By the 1980s, things had changed; A large portion of smaller computers were being used by people without specialist knowledge. Problems were bound to arise, and did. The early Unix system Ed (for “Editor”), for example, did not prompt users to save their changes, causing many users to erase their work when turning off their computers. Highly visible prompts to save our work were yet to come.
From no save prompts, to the “Do you want to save changes” dialog box, to auto-save: The save functionality in documents has been iterated over the years to improve the experience for the people working with these tools.
Don Norman also studied the control rooms of potentially hazardous industrial centers and aviation safety. Following the Three Mile Island nuclear accident in 1979, he was involved in analyzing the causes and potential solutions. A partial meltdown of a power-station reactor had released dangerous radioactive material into the environment. The problem centered around, not the highly competent staff members, but the design of the control room itself.
From design mistakes such as this, we learned crucial lessons. It was clear that designers had to accommodate the human needs of their systems’ usership. There could be no room for ambiguity or misleading controls, for instance. Designers would instead have to anticipate human users extensively through how each system looked, worked and responded to them, which aligns with circular economy principles to maximize resource efficiency and sustainability. So, rather than focus on the aesthetics of the interface and the design itself, designers needed to understand and tailor experiences for the people at the controls, accounting for their various states of mind while interacting with and reacting to changes in the system. To avoid disasters, the dehumanizing idea of “users” had to vanish so designers could put people first in design. It was time for human- or, better still, people-centered design.
In 1986, Norman and co-author Stephen Draper’s User Centered System Design: New Perspectives on Human-Computer Interaction was published. The result of extensive collaboration between researchers across the U.S., Europe and Japan, this comprehensive volume represented a shift in human-computer interaction. However, the authors realized they didn’t like the term “users”; the emphasis demanded a more “human” entity in control. Their timing was superb. Not only had the home-computing market exploded, but strides in technology would soon usher in the Internet age, greater connectivity and more complexity in the systems that people of all types would use.
Norman coined the term “user experience” shortly afterwards. This signaled a focus on the needs of the people who used products throughout their experiences. Norman explained the reason for the evolution away from “user” was to help designers humanize the people whose needs they designed for. Human-centered design has four principles:
People-centered: Focus on people and their context in order to create things that are appropriate for them. Participatory design ensures user involvement in the process.
Understand and solve the right problems, the root problems: Understand and solve the right problem, the root causes, the underlying fundamental issues. Otherwise, the symptoms will just keep returning.
Everything is a system: Think of everything as a system of interconnected parts.
Small and simple interventions: Do iterative work and don't rush to a solution. Try small, simple interventions and learn from them one by one, and slowly your results will get bigger and better. Continually prototype, test and refine your proposals to make sure that your small solutions truly meet the needs of the people you focus on.
It's important to remember, as we focus on the human aspect, we expand our scope to societies and, ultimately, humanity-centered design. And as our world becomes more intricately involved with complex socio-technical systems and wicked problems to address, the insights we leverage from human-centered design will continue to prove essential.
Interaction Design Foundation, CC-BY-SA 4.0
To learn more on human-centered design, take our courses:
Norman, Donald A. Design for a Better World: Meaningful, Sustainable, Humanity Centered. Cambridge, MA, MA: The MIT Press, 2023.
Read this JND article for additional insights about the human-centered design principles.
This thought-provoking MovingWorlds post explores human-centered design extensively.
Human-centered design is vital because it ensures that we create solutions tailored to human needs, cultures, and societies. It is a discipline that emphasizes a people-centric approach, solving the right problems, recognizing the interconnectedness of everything, and not rushing to solutions. It involves working with multidisciplinary teams and experts, and most importantly, it has to come from the people, embracing a community-driven design approach. This approach is a subset of humanity-driven design, which aims to address the major challenges humanity faces and, ultimately, save the planet.
Human-centered design (HCD) is a methodology that places the user at the heart of the design process. It seeks to deeply understand users' needs, behaviors and experiences to create effective solutions catering to their unique challenges and desires. HCD emphasizes empathy, extensive user research, and iterative testing to ensure that the final product or solution genuinely benefits its end-users and addresses broader societal issues.
I've been talking a lot about what I call 21st Century Design and the need for designers to attack the important societal issues of our age. Well, suppose I convinced you; what do you *do*? You're a lone designer. What is it that you can do to actually do these issues? Because no single person can tackle these problems. It's going to take a *group* of people.
So, let me, though, talk about the different kinds of *you* that we might be talking about. You might be somebody just graduated from design school trying to understand where to start in order to do what you consider to be something that really helps the world. Or you might be an experienced designer. Or you might be working in a company, and so you enjoy the company, but you'd like to change the company and move it – going into
doing much more important work for the world. And also stop doing detrimental work. Stop designing things that destroy the environment in bringing together the materials and destroy the environment in disposing of the items. How would you do that? Or you might be in a design consultancy and you want to change the kinds of businesses you're doing towards ones that are more societal – you know – more benefit to society.
These are hard questions, and there are no really easy answers. And the answer will vary a lot depending upon *you*: What you are interested in, what your skills are and what you're able to do. I was recently talking to a woman who was educated in design at the Institute of Design in India and then moved to the United States and got a master's degree from one of the major design schools in the United States and then got another degree
– actually – from Yale University in graphic design but was unhappy with the kinds of tasks and jobs she was trying to do. She didn't think that they were really going to make a difference in the world. Yeah, she could find a good-paying job, but that isn't what she really cared about. She cared about making a difference. What she did was she found the organizations in the larger cities that were actually already working on these societal issues.
They were trying to take care of the homeless, trying to bring food to the people who were hungry, trying to improve the educational system or trying to teach people who were unable to go to schools. And these jobs were very close to what she cared about. And so, she came in, she volunteered to work with them; eventually, she was hired by them, and that is how she actually changed her job,
by searching out the groups in the world that were doing the things that she cared about. Now, let me tell you – you don't make as much money when you're working in the non-government organizations or you're working with the small groups in the cities. But you have much more satisfaction because you can see that you are helping change the world. So, that's one way. Another way is to try to, yes, find the big organizations that are *already* doing this and join them.
That's how you learn; that's how you get a lot of experience. You might find that's your permanent career, or you might find that after a while you've learned a lot and you can now go off on your own or in working with some other group that maybe is more aligned to what you care to do, but you get a start by educating yourself, by being part of this larger team already addressing the issues. And if you're in a company and you'd like to see if you could move the company, now, that's a different path,
because you have to be in a position of – first of all – some authority to make changes in the company, and that means you have to move up in the ranks. And the way to move up in the ranks is to learn more about the company, and how the company runs and what the different areas of the company are. And you have to understand the financial side, and you have to understand the sales side and the service side and the product marketing side; and you have to understand the customer base, and you have to understand, well, basically a tremendous amount about this complex system
that we call a company. And as you learn more and more about the company, you're able to give more and more advice to the people, the administration of the company – things that "Hey, you know, I've noticed that there's this problem here or there's this opportunity here or we can do new things here." And that's how you get promoted; and when you get promoted, you have a bit more authority. Now, you have to remember the companies are not out to
save the world at great costs, because they need *money* to do this; they have to be successful. If a company isn't successful, if it isn't always earning a profit, then it no longer will exist, because it needs money in order to pay the salaries of people, in order to buy the equipment and do the new kinds of things that you wish they would do. So, a company has to be profitable; so, you have to figure out how to convince the management to change the direction,
but also you have to figure out how they will continue to make money while doing this. It is possible, but it's not easy. And companies are often not used to venturing out into new areas where they'll be doing noble, good things. But some companies are. And maybe you need to change your company. Look at a company that's actually trying to do good in the world. There are many kinds of companies, by the way, so the companies are incorporated.
In the United States, there's something that's called a B Corp. We have different kinds of corps. There's a C Corp and there's an S Corp, but there's a B Corp. And the B Corp is one that says: "In our basic foundation, the bylaws of the company, we say we owe our responsibility to the citizens of the world, to the environment, to our customers and to our employees.
Now, you might ask, "Well, isn't that what all companies do?" And the answer is *no*. Most companies say, "We owe our allegiance to our *shareholders*, the people who own the company, the people who own stock in our company. And so, our job is to return money to them, return profits to them because they give us money so that we can do things, and part of what they expect is that we return profits to them, and so our allegiance is to them,
not to our customers, not to our employees, not to the communities in which we live." Now, I happen to think that's *wrong*. In fact, I think it's *immoral*. But that is a fairly common business philosophy that's accepted throughout the world. The B Corp attempts to change that by saying, "We're a company that's going to look out for the good of the world, for the community in which we are, for the environment, for our customers and for our employees – all of whom must be treated well."
So, find those companies. They know – they already have made the first major step to doing good. So, yes, if you want to work on the major societal issues, those are very difficult; there's no easy step to doing that. But it's one of the most important things that designers can do.
Agile is primarily a project management and product development approach that values delivering workable solutions and iterating based on customer feedback. Agile teams break projects into small, manageable chunks and work in short bursts, called "sprints," which allows for frequent reassessment and course corrections.
While there's some overlap in their collaborative and iterative natures, the core difference lies in their objectives: HCD is about understanding and solving for the human experience, while agile is about efficiently managing and adapting work processes to changing requirements.
Design thinking is a broader concept that includes human-centered design to solve major problems on a global and local scale. Human Centered Design is narrower in scope and aims to make interactive systems usable and useful.
For a more thorough understanding of these design approaches, please watch this informative video.
Hi, I'm Don Norman, and over the many, many decades that I've been alive, I've transformed myself from – well, in the beginning, a technology nerd, and all I cared about was the latest circuit design and the latest new device or the latest new technology. And I've changed to now where I'm worried more and more and more about the state of the world,
about the many societal issues that we are facing. Some of them are political. Some of them are economic. Some of them have to do with education, hunger, food, pure water, sanitation – major issues. How do we address them? Design is a mechanism because designers do things. They go out and they change the world. But we have to move design from designing small, simple things to designing systems, to designing political systems,
to designing solutions to clean water and education and healthcare. How do we do that? Well, over the years I've come to develop something which is now called *human-centered design*. But we're talking about these big problems. It goes beyond individual people. So, is it really human-centered? Well, I could argue that, yeah, it's human-centered because suppose we say we focus
on the tasks or the activities or the community or the full needs, it's still all about people in the end but it's bigger than human-centered. So, lately, I've been entertaining the idea of letting HCD stand, not for human-centered design, but maybe *humanity-centered design*. Now, some people even criticize that, saying, "Well, shouldn't you be designing for the environment?
And that's not part of humanity." You could kind of argue it is because the reason we have to worry about the environment is because humanity – humans have destroyed the environment. But, I don't know. We have to find a way that really tackles the most important problems, but it has to be small enough that we can manage to do something. There are other issues. One is, I'm concerned about the way that we do design where experts come in and study. And send out the anthropologists. Understand what's going on.
And come back with proposals that we present to the people who live there. And I think that's the wrong way; that's a dictatorship. That's the privileged people coming in and helping the poor underprivileged people. On top of that, most of us, we live in a *monoculture*. We live in a highly educated, usually a Western technology, Western-based philosophy. And the "Western" includes, though, the developing nations in the East – in Asia, for example.
But because we're all learning from the same universities and we're reading the same books and we're going to the same conferences and we're talking to each other, so we all tend to be a *monoculture*. We all think the same way, and that can be a *danger*. *Any* monoculture is bad. Planting the same plants all over is very efficient until a disease comes and wipes them all out at once; whereas if we had many, many different plants, one disease couldn't wipe them all out; monocultures are dangerous.
If we all tend to think the same way, it's not working well. Or it's not very robust and resilient when something happens. Now, there are other problems, too. The economic systems of the world, I think, are in bad shape. Adam Smith wrote this wonderful book called "The Wealth of Nations", in which he talked about the invisible hand of the market that can lead to wonderful results, and just like when ants are all doing their little things, no ant is intelligent,
but the combination of millions of ants are incredibly intelligent. And that's what Smith was talking about; except that gets corrupted, and, in fact, in his book he talked about the different ways that this could be corrupted by people colluding, trying to work the system to their own private benefit. And that's happened in the world now. Too much of our economic system is being diverted from the rich and wealthy
*to* the rich and wealthy, as opposed to everybody else. And so, we have huge discrepancies in availability of resources between the very wealthy and the very deprived. The political systems are also damaged. And, you know, the internet today has become the internet of lies. How do we know what's true and what's not true? How do we do evidence-based thinking? Evidence-based decision-making?
Too much of what we do is based on hearsay, anecdotes, folk tales, rumors, and downright lies where people are deliberately trying to misinform us so we might do something that is harmful for us and perhaps good for them. So, there are many, many different issues in this world, and I am concerned about all of them. But I obviously can't address all of them. But what I can do is to try to band together with other people who might be addressing these similar issues,
because I believe that we must change many things in this world. We must change the economic model we're following. We must change the dependence upon a monoculture where we all tend to think similar ways and similar thoughts and we're ignoring a lot of the cultures that come from the non-Western technological traditions – cultures that are very valuable and could teach us a tremendous amount of things. So, that's what I worry about, that's what I lose sleep over, and that's what I hope to work on for the few decades remaining in my life.
IBM 701 by Dan (CC BY-SA 2.0)
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Dual Colors by Marcin Wichary (CC BY 2.0)
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USAF/IBM SAGE by Joi Ito (CC BY 2.0)
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Human-centered design, as explained by Don Norman in the video above, focuses on people and their needs, even when addressing broad societal issues. It emphasizes creating solutions that cater to individuals, communities, and larger groups. Although it tackles significant challenges, its essence remains rooted in understanding and designing for humanity.
Human-centered design is used to design efficient and usable products. However, Don Norman encourages designers to apply the principles of human-centered design to address large societal problems to ensure solutions meet the needs and experiences of people.
As highlighted in the video above, human-centered designers collaborate with professionals from other fields like engineering, computer science, and public health. HCD’s uniqueness lies in emphasizing design by the people and for the people.
While both prioritize the user, human-centered design is broader than UX design. UX often focuses on websites and digital interfaces, as mentioned in this video.
Design is hot. I think good designers are going to be in demand. Now, a lot of the people who do UX design – they're designing websites; they're designing simple things. And – yeah – they're going to be in demand, but that's where almost everybody is going because if you don't get much, if you don't get a deep training, that's all you're good at. So, that's not going to be the best place to get a new job, or at least a well-paying job. To get a well-paying job, you have to have superior skills
and you have to go to a better design school or – it doesn't have to be a university, by the way; there's a lot of non-degree programs that are quite good. The IxDF – Interaction Design Foundation – has some really excellent courses and excellent materials – one of the best locations I know of to get really good material. I've been with this foundation and helping the foundation since it was started in the early days. So, I really am a big believer in it. But it's not enough,
because reading is not the way you become an expert; you become an expert by *doing*. But I think at the higher levels of design, we're going to need more and more of them. And as I answered earlier, because of the new tools that are starting to develop, it's called generative design tools – generative artificial intelligence, designers can use those to be even better. Not yet, but they're getting there.
Actually, Autodesk has tools in generative AI, generative design that already are very effective and that can make you into a better designer.
In contrast, human-centered design encompasses all types of products and indeed even larger societal challenges to ensure solutions cater to people's needs and experiences.
Human-centered design prioritizes understanding and addressing the needs of people. Unlike designs that emphasize aesthetics over usability, human-centered design values function and user well-being, as highlighted in this video.
It considers the broader socio-technical system, ensuring sustainable and user-centric solutions.
Discover the principles of human-centered design through Interaction Design Foundation's in-depth courses: Design for the 21st Century with Don Norman offers a contemporary perspective on design thinking, while Design for a Better World with Don Norman emphasizes designing for positive global impact. To deepen your understanding, Don Norman's seminal book, "Design for a Better World: Meaningful, Sustainable, Humanity Centered," from MIT Press, is an invaluable resource.
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Here's the entire UX literature on Human-Centered Design (HCD) by the Interaction Design Foundation, collated in one place:
Take a deep dive into Human-Centered Design (HCD) with our course Design for the 21st Century with Don Norman .
In this course, taught by your instructor, Don Norman, you’ll learn how designers can improve the world, how you can apply human-centered design to solve complex global challenges, and what 21st century skills you’ll need to make a difference in the world. Each lesson will build upon another to expand your knowledge of human-centered design and provide you with practical skills to make a difference in the world.
“The challenge is to use the principles of human-centered design to produce positive results, products that enhance lives and add to our pleasure and enjoyment. The goal is to produce a great product, one that is successful, and that customers love. It can be done.”
— Don Norman
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