The IKEA Effect in Quality Management: Why Homegrown Systems Become Untouchable
Quality teams overvalue the tools and processes they build themselves. Recognising the psychological mechanism is the first step to dismantling…
Leadership & Culture
390 articles
False Consensus in Quality Management: Closing the Knowledge Transfer Gap
Why quality engineers and production teams talk past each other, how the false consensus effect corrodes 8D and CAPA systems,…
Confirmation Bias in Quality Investigations: How Expertise Sabotages Root Cause Analysis
Experienced engineers are the most vulnerable to confirmation bias. Structural countermeasures—mandatory disconfirmation, independent review, and tracked prediction accuracy—are the only…
The Gambler’s Fallacy in Quality Management: How Superstition Replaces Process Control
Why experienced managers override stable control charts based on a feeling that a defect is 'due' — and the operational…
Unintended Consequences in Quality Engineering: Why Improvements Backfire
Tightening a specification, automating a process, or restructuring a department can trigger cascading failures across your QMS. Here is a…
Loss Aversion in Quality Management: Why Defending the Status Quo Costs More Than Change
The cognitive bias that keeps quality leaders clinging to legacy systems, underperforming suppliers, and outdated processes. Here is how to…
Untracked Process Changes: How Minor Substitutions Cascade Into Major Quality Failures
Standard quality tools miss cascading failures because they test isolated variables, not the interactions between them. A structured change-impact discipline…
Expert Blind Spots in Quality Systems: When Knowledge Becomes a Defect Risk
How the Curse of Knowledge silently corrupts work instructions, FMEAs, and training programs — and the practical methods to break…
The Diderot Effect in Quality Management: Planned Cascades vs. Chaotic Escalation
Upgrading a single inspection system often exposes hidden variation across the entire value stream. Learn to anticipate and manage the…
The Ringelmann Effect in Quality Systems: Why Bigger Teams Deliver Less
Adding people to a quality problem feels productive but routinely dilutes accountability. Here is how to identify social loafing in…