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PRIZ Academy

Root Cause Analysis (RCA) - Quality Assurance with PRIZ

See how the PRIZ Engineering-Thinking Platform turns inspection-centric firefighting into proactive, model-driven Root-Cause Analysis—empowering QA teams to predict, prevent, and permanently eliminate defects.

Poor quality still drains billions from manufacturing balance-sheets, yet many QA teams remain stuck in detect-and-fix mode—inspecting finished goods, writing NCRs, and scrambling to patch symptoms.
In our latest PRIZ Academy webinar, co-founders Alex Agulyansky and Dr. Anatoly Agulyansky demonstrated a more powerful approach: predict-and-prevent quality powered by rigorous Root-Cause Analysis (RCA) and the PRIZ Engineering-Thinking Platform.

Why This Topic Matters

  • Inspection is too late. Defects caught at the end of the line have already consumed material, capacity, and customer goodwill.
  • “Human error” isn’t helpful. Blaming operators masks deeper process interactions that will resurface.
  • RCA is a team sport. Engineering, chemistry, operations, and quality must share a single source of truth.

Five Key Takeaways

  1. Shift the mindset: QA’s primary question is “Are we running the process so defects never happen?”
  2. Map interactions, not symptoms: Tools like Cause-and-Effect Chains expose the domino effects hidden in complex systems.
  3. Model before you fix: Functional Modelling clarifies what each element does versus what you think it does.
  4. Reports should write themselves: Auto-generated documentation frees engineers to focus on insight, not slide formatting.
  5. Continuous memory beats tribal knowledge: Every RCA becomes searchable reference material for the next problem.