Design thinking resource

Validation Techniques

Methods used to gather evidence and determine whether an idea, assumption or solution is supported by real-world insights.

Seek evidence instead of certainty

Innovation rarely begins with complete certainty. New ideas involve assumptions about people, behaviours, technologies and markets that cannot be fully known in advance.

Validation helps teams move beyond speculation by collecting evidence from real interactions, observations and experiments. Rather than asking whether an idea is perfect, validation asks whether there is sufficient evidence to justify the next step.

This shift encourages informed decision-making while maintaining a willingness to learn and adapt.

Test what matters most

Not every aspect of a solution requires immediate validation. Effective teams focus first on the assumptions that carry the greatest uncertainty or risk.

Validation activities might explore whether users understand a concept, whether a need genuinely exists, whether people are willing to adopt a solution or whether a particular feature creates value.

By focusing on critical questions, teams can generate meaningful learning without unnecessary complexity.

Build confidence through learning

Validation is not a one-time activity. Evidence accumulates over multiple rounds of prototyping, testing and experimentation.

As confidence grows, teams gain a stronger understanding of what should be improved, expanded or implemented. Where evidence challenges assumptions, new opportunities for learning emerge.

The goal is not to prove an idea right, but to strengthen decisions through evidence.

Put the method to work

Validate an idea

Identify a key uncertainty

Determine the assumption or question that requires evidence.

Select a validation method

Choose interviews, observations, experiments, surveys or prototype testing.

Gather evidence

Collect insights from users, stakeholders or real-world contexts.

Reflect and decide

Evaluate whether evidence supports continuing, adapting or abandoning the idea.

Why it matters

What validation makes possible

Better decisions

Support actions with evidence rather than assumptions.

Reduced risk

Identify issues before implementation.

Stronger solutions

Develop ideas that respond to genuine needs.

Greater confidence

Build momentum through informed learning.

Continue exploring

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Learn how service prototypes make invisible interactions visible.

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