Unearned Confidence in Quality: Closing the Competence Gap
Why your most assured inspectors are often your most dangerous, and how to build systems that expose what they cannot…
The Psychology of Quality
397 articles
Confirmation Bias in Quality Management: Finding the Defects You Expect to Find
Why your inspectors, 8D teams, and SPC charts systematically miss the defects that matter most, and how to design quality…
Parkinson’s Law in Quality Systems: Why CAPAs Consume All Available Time
Corrective actions, FMEAs, and validation projects expand to fill their deadlines because the system rewards duration over velocity. Here is…
The Planning Fallacy in Quality Management: Why CAPA Timelines Fail
Systematic timeline optimism is the most expensive cognitive bias in quality engineering. Reference class forecasting and structural buffers are the…
The IKEA Effect in Quality Management: Why Organisations Defend Obsolete Systems
The psychology behind why experienced quality professionals protect outdated control plans, homegrown SPC tools, and expired procedures they built themselves.
Cognitive Bias in Quality Management: How Anchoring Distorts Your Metrics
Why your first measurement becomes your permanent benchmark, and how external references break the anchor.
The Hawthorne Effect in Manufacturing Quality: Recognising and Managing Observation Bias
Process audits, capability studies, and MSA results all distort when operators know they are being watched. Here is how to…
Goodhart’s Law on the Factory Floor: When Quality Metrics Turn Against You
When a measure becomes a target, it ceases to be a good measure. Manufacturing environments are highly vulnerable to this…
Escalation in Quality Systems: Breaking the Sunk Cost Trap
Why organisations keep funding failing QMS platforms, outdated methodologies, and toxic supplier relationships, and how to build structural mechanisms to…
The Peter Principle in Quality: When the Best Inspector Becomes the Worst Manager
Promoting top technical performers into management roles is weakening quality systems globally. Here is how to build career paths that…