- Investigation Process Research Roundtable and Library - Research material on the investigation process. Critical of root cause analysis as generally practiced. Offers online papers, reports, and reviews.
- National Patient Safety Agency - Gateway to on-line training programme provided by the National Patient Safety Agency of the UK National Health Service.
- Noordwijk Risk Initiative Foundation - Dedicated to sharing knowledge in the field of risk management. Provides information on investigation and analysis tools such as Change Control Cause Analysis and the Management Oversight and Risk Tree.
- Performance Improvement Stages, Steps and Tools - Interactive site documenting a complete performance improvement process with root cause analysis as the core component, originally developed for medical care, but applicable in many other fields.
- ReliabilityWeb - Compendium of reliability and analysis resources. Features online seminars, training event schedules, Root Cause IQ quiz, "Ask an Expert", and a vendor directory.
- Root Cause Analysis - Free Training and Tools - Root cause analysis information, covering topics such as purpose, definitions, processes, tools, and risk significance. Features articles, a blog, resource links, forum, and a wiki.
- Root Cause Live - Community site for users and providers of performance improvement, failure analysis, and incident investigation services. Non-proprietary, non-industry-specific. Active online discussion forum.
XML-feeds
- The Basement Archive (RSS) - Recent changes to a wiki about continuous improvement with a focus on root cause related topics.