Design thinking resource
The disciplined examination of information, evidence and arguments in order to form a reasoned judgement.
Critical thinking is the ability to analyse information and form a reasoned judgement. It involves examining data, facts, observable phenomena and research findings rather than accepting a claim at face value.
A critical thinker looks for bias, recognises logical relationships between ideas and considers whether the available evidence genuinely supports the conclusion being proposed.
Complex information becomes easier to assess when it is separated into its underlying claims, assumptions, evidence and conclusions. Each part can then be examined for validity, relevance and reliability.
Logic and reason help establish whether conclusions follow from the evidence. This process also makes disagreement more productive because people can identify precisely where interpretations, assumptions or standards of evidence differ.
Critical thinking requires people to set aside personal preferences and emotions where possible, but it does not require a closed or purely negative stance. Strong critical thinkers remain open to new ideas and alternative points of view.
Curiosity is therefore essential. The aim is to understand the issue more deeply, revise a judgement when better evidence emerges and reach conclusions that can be explained and supported.
Put the method to work
Identify exactly what is being proposed, assumed or concluded.
Assess the relevance, quality, reliability and limitations of the information available.
Notice how personal, cultural or organisational preferences may shape interpretation.
Determine whether the conclusion follows reasonably from the evidence and argument.
Explore other explanations, perspectives and possible conclusions.
Update the judgement when new evidence or stronger reasoning becomes available.
Why it matters
Base choices on relevant evidence and transparent reasoning rather than unsupported assumptions.
Separate symptoms from causes and focus attention on the most important elements of a challenge.
Consider alternative perspectives while maintaining clear standards for evidence and logic.
Make conclusions explainable, reviewable and more resilient under scrutiny.
Continue exploring
Place this method back within the broader 5E Design Thinking Framework and continue developing your understanding.