What is design thinking? A practical guide

Design thinking’s a six-phase method for solving problems by starting with real user needs instead of assumptions. It works by cycling through empathy, definition, ideation, prototyping, testing, and implementation - and it’s how companies like Apple, Nike, and Coca-Cola consistently create products people love.

The reality is most teams get this wrong. They skip straight to building. No research. No user interviews. Just vibes and guesswork. That’s how you end up with a gorgeous interface that solves a problem nobody has.

People have been practicing design through the ages - from man-made wonders to automotive engineering, road systems, city layouts, and everyday products. But when the principles of design get applied strategically to product innovation, results improve dramatically.

The design of the Mac was not what it looked like, although that was part of it. Primarily, it was how it worked. To design something really well, you have to get it. You have to really grok what it is all about. It takes a passionate commitment to really thoroughly understand something, chew it up, not just quickly swallow it.

— Steve Jobs (co-founder and CEO of Apple)

It’s not just about products, though. Design thinking applies to how companies lead, manage, and innovate. It can be applied to systems, procedures, process improvement, and the user experiences developed by SaaS companies.

What design thinking means in practice

Design thinking’s earned a place in strategic development. It’s a method used by designers to solve complex problems and find solutions for teams and users.

This mindset doesn’t fixate on problems. It fixates on solutions. It’s based in logic, intuition, systemic reasoning from data, and exploring possibilities driven by imaginative thinking.

Think of it as a discipline that matches what people need with what’s feasible through current technology.

Once you’ve got a design thinking approach in place, the challenge becomes doing it consistently across your organization. That’s where structured process improvement tools come in.

The design thinking approach says that a hands-on, user-centric way of solving problems can lead to innovation - and innovation leads to differentiation and a competitive advantage. This hands-on approach comprises 6 distinct phases.

The process moves from Understanding to Exploration to Materialization. Within that flow, there are 6 key elements.

6 phases of design thinking

Empathize

This step involves conducting research so you understand what users do, how they feel, and how they think.

If your goal were to use design thinking to improve something like your onboarding process, observing your users and empathizing with their experience will help you make the right improvements. In our experience working with operations teams at mid-market technology companies, the teams that skip formal user research spend 2-3x more time later fixing features that missed the mark.

That’s a painful lesson. And it’s one that keeps repeating.

Define

The definition phase brings all of your data and observations together, allowing you to pick out the largest pain points. This highlights the biggest opportunities for improvement going forward.

Why do most teams rush past this step? Because sitting with messy data feels unproductive. But honestly, it’s the most important phase. Get this wrong and everything downstream is a waste.

Ideate

Once you’ve collected user needs and defined opportunities, bring your team together and brainstorm every idea under the sun.

Ideation sessions should have complete creative freedom. No idea is a bad one - they can spark other, better ideas. We’ve observed that the best ideation sessions happen when teams mix people from different departments. The accountant might see something the designer never would.

Prototype

In the prototype phase, you narrow down ideas from the previous phase and prioritize the ones that bring the most value without taking too long or costing too much.

The goal here is figuring out which ideas are likely to work and which won’t when you choose to launch. It’s about weighing impact vs feasibility. Build cheap. Test fast. Learn.

Test

During testing, you’re determining if your solution meets user needs. The test should be done using real people to gauge their reactions.

If it’s a software interface, you can use services like UserTesting.com to get feedback while actual people use your platform. Don’t rely on your team’s opinions here. They’re too close to the product. Fresh eyes catch what yours can’t.

Implement

You can finally put the vision into effect. Design thinking’s important, but ideas don’t do your business or your users any good unless they’re executed.

Think of this part as “design doing.” And this is exactly where things tend to fall apart - because implementation requires a repeatable process, not just enthusiasm. Tallyfy exists specifically to turn those “design doing” moments into trackable, repeatable workflows.

Why design thinking prevents expensive mistakes

Design thinking takes the user experience to heart while innovating for the brand. Without it, you’ll likely come up short delivering what your users need.

We’ve observed that companies who skip the empathize and define phases almost always build the wrong thing. Simply put, a terrific interface that solves the wrong problem is destined to fail. That’s the trap.

Here’s what design thinking gives you:

• It targets real, not imaginary, user needs based on collected data. This means a satisfactory experience every time.
• Because it brings in the majority of teams, it uses the collective expertise of your company. This makes everyone feel valued and creates more universal buy-in.
• By exploring multiple avenues for a solution, you often end up with a variety of options to tackle problems. This is the heart of innovation.

One of the greatest advantages is that it’s infinitely scalable. Which is sort of the whole point. The larger the organization, the more difficult it can be to innovate without a strategic approach. Design thinking gives previously stuck companies a guide to increase their chances of success.

Any journey is much simpler with a roadmap.

Put design thinking into practice

Example Procedure

Product Ideation & Innovation Pipeline Workflow

1Submit the idea

2Initial screening

3Research and validate

4Build business case

5Decision and next steps

+15 more steps

View template

Example Procedure

Focus Groups

1How to conduct a focus group

2Define research objectives

3Recruit participants

4Create discussion guide

5Run the session

+1 more steps

View template

Creative request workflow

Example Form

Creative Request Form

9 fields

View template

How AI changes the design thinking game

Here’s a mega trend worth paying attention to: AI on top of chaos gives you turbocharged chaos.

That applies directly to design thinking. If you haven’t properly empathized with users, defined their problems, and tested your solutions - throwing AI at your clunky workflow just automates the chaos faster. You’ll ship the wrong thing at twice the speed. Congratulations?

But when design thinking is done right, AI becomes a force multiplier. You can use AI to analyze user research data, generate prototype variations, and even run simulated user tests. The key is that the underlying process has to be solid first. Can AI replace the empathy phase? Not a chance.

AI gets an upgrade every month. Process design gets an upgrade every decade. That’s the gap Tallyfy fills - giving structure to both human and AI-driven work so that your design thinking process doesn’t just live in a slide deck.

Innovation without the roulette wheel

Innovation can feel like gambling for companies - a risk they might not normally take. But without innovation, growth stalls.

Design thinking minimizes that uncertainty by leaning on users to help identify the areas where innovation will actually benefit your organization. CreativityAtWork notes that human-centered innovation begins with developing an understanding of unmet or unarticulated needs.

Turns out, the most secure source of new ideas with true competitive advantage comes from needs that people haven’t yet articulated. That requires intimacy with your users - a deep knowledge of their problems.

That’s why the empathize phase matters more than any other. Skip it, and you’re just guessing with better software.

Making design thinking stick

Whether your business sells a product like Coke or a service like Marc Benioff’s Salesforce, everything’s based around the experience. People have come to expect more from products, services, and their relationships with companies. They expect deeper, richer experiences. And frankly, they deserve them. Design thinking’s the best way to approach developing new solutions, identifying user-centric opportunities, and putting the most feasible ones into action. After watching hundreds of teams try this, the ones who succeed treat design thinking as a daily habit rather than a workshop exercise. At Tallyfy, we use this method constantly when building new features. The user research phase alone has prevented us from building dozens of features that seemed like good ideas internally but would have flopped with actual users.

The process works. But only if you actually follow it - every phase, every time. That’s the part most teams won’t tell you. They cherry-pick the fun parts (ideation, prototyping) and skip the hard parts (empathy, testing). Don’t be that team.