How the Narrative Fallacy Corrupts Root Cause Analysis
When teams build compelling stories around defects, the explanation feels satisfying but the data gets ignored. Here is how to…
The Psychology of Quality
397 articles
Pareto Analysis for Quality Leaders: Finding and Fixing the Vital Few Defects
Most plants draw the Pareto chart, nod at the skewed bar graph, and go back to fixing everything at once.…
The Overconfidence Effect in Quality Management: How False Certainty Creates Hidden Defects
Cognitive bias causes experienced quality teams to overestimate process stability, underestimate risk, and abandon the verification that catches drift. Here…
Applying the Cynefin Framework to Quality Problem-Solving
Why standard root cause analysis makes some quality problems worse, and how matching your methodology to the problem domain prevents…
Expertise as a Quality Risk: Managing the Einstellung Effect in Engineering Teams
Experienced engineers solve familiar problems fast. That same pattern recognition blinds them to better solutions. Here is how to build…
The Quality Premortem: Anticipating Failure Before It Escapes
8D and CAPA make us experts at dissecting past failures. The premortem forces teams to imagine future ones — and…
Cognitive Fluency in Quality Management: When Easy-to-Read Metrics Hide Critical Risk
Dashboards simplify complex data for rapid interpretation, but this cognitive ease often masks dangerous systemic failures. Here is how to…
Engineering the Quality Network Effect: How Adopted Practices Become Self-Reinforcing Infrastructure
Quality practices obey the network effect: below 15% adoption they are ignored, above 40% they become unavoidable infrastructure. Here is…
The Contrast Effect in Quality Management: Misjudging Performance Against the Wrong Baseline
Why a 6% scrap rate earns applause in one plant and triggers a crisis review in another — and how…
The Endowment Effect in Quality Management: Why Organisations Defend Broken Processes
The cognitive bias that makes teams overvalue existing procedures is the single largest barrier to continuous improvement in manufacturing quality…