An action-orientated review model to convert past experience into practice.
Get to the root cause of an issue by asking "why" repeatedly.
Start from the basics and find a new, more logical way of doing things.
Identify failure modes and prioritize risks.
Protect your emotional boundaries.
Understand users with clarity, even when resources are tight.
Continuously asking “So what might happen next?” to project how one event could trigger another.
Focus on deviations between the goals and results, and identify the key factors that led to the results.
Gather comprehensive information and provide clarity in various situations.
A systematic approach to continuous improvement, involving Plan-Do-Check-Act 4 activities.
Continuously asking “So what might happen next?” to project how one event could trigger another.
When a problem happens, most people focus only on the cause. We use the 5 Whys Technique and ask, “Why did it happen?” and try to fix it fast.
But problem-solving is not just about repairing the past; it is also about predicting what could happen next. Many teams fix today’s issue but miss tomorrow’s consequences. The 5 So’s Technique helps you avoid that trap by extending your thinking into the future.
The 5 So’s Technique is the mirror method of the 5 Whys. While the 5 Whys traces backward to find the root cause, the 5 So’s moves forward to explore possible outcomes and future impacts.
Instead of asking many "Whys", questioning "Sos" allows you to forecast trends, identify hidden risks, and design long-term strategies instead of only short-term fixes.
You start with one event or situation and repeatedly ask “So what?” to reason out the chain of consequences. With each layer, the probability of outcomes becomes lower, but your understanding of potential impact becomes deeper.
This forward reasoning has two key benefits: it helps you spot opportunities that others ignore and prepares you for risks before they appear.
For effective use, remember that: