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.
A systematic approach to continuous improvement, involving Plan-Do-Check-Act 4 activities.
In business, "doing" is often valued more than "thinking." Teams rush to execute ideas without a plan, or they finish a project and immediately move to the next without checking if it actually worked.
This leads to repeated mistakes and stagnant growth.
The PDCA Model matters because it turns "trial and error" into a scientific process. It ensures that every action provides learning, creating an "upward spiral" where performance improves with every cycle.
PDCA (Plan, Do, Check, Act) is an iterative management method used for the control and continuous improvement of processes and products.
Originating in the 1920s with statistician Walter Shewhart and popularized by Dr. W. Edwards Deming, it is often called the Deming Cycle.
Now it has become one of the most practical tools for continuous improvement and widely used in business, software, customer service, and personal growth.
The first step involves identifying a problem or an opportunity for improvement.
You then plan the changes or solutions needed to address the issue or capitalize on the opportunity.
Key actions involved in this phase:
Once you have your plan in place, you move on to the implementation stage.
Here, you actually carry out the plan by executing the processes and activities that you've defined.
This step is all about putting your plan into action and seeing how it works in practice.
In this phase, you evaluate whether the changes had the desired effect.
Compare actual outcomes to the expected results from the "Plan" phase.
Key actions involved in this phase:
Based on the results of the "Check" phase, take action. If the outcomes meet expectations, standardize the successful processes. If they don’t, adjust the plan and implementation methods for improvement. The focus is on learning and making incremental improvements over time.
You can also integrate the KISS model here, breaking down actions into Keep, Improve, Stop, and Start. PDCA is not a one-time process—after completing one cycle, the actions and insights inform the next cycle, creating a loop of continuous optimization.