Confirmation Bias - Influencing Error Detection

Image for Confirmation Bias - Influencing Error Detection

Type:  Lessons Learned

Publisher:  CH2MHill Plateau Remediation Company (Richland, WA - Hanford Site), Richland, WA - Hanford Site (CHPRC)

Published As:  Public


Topics:  Operations, Quality Assurance, Work Management/Planning, Hazardous Energy Control

Recently the Waste and Fuels Management Project completed a common cause analysis of the six Lock out / Tag out (LOTO) issues that occurred within its facilities in 2018. During this analysis, the team identified Confirmation Bias as a factor for several of the events.

Lesson Learned: How an individual approaches a second check or validation activity will often affect the outcome of the verification. Conduct validation activities with an attitude of finding errors to ensure safety rather than as evaluating the performance of a co-worker.

You must be logged in to open the attachment.

Download Article
Comments about this Article
You must be logged in to add or view comments.
Related Articles
Feedback Form
How did you apply this information?
You must be logged in to use this feature
Is this article applicable to your organization?