Guides
Bowtie guides & resources
Plain-language guides to the bowtie method, barrier management, and running risk workshops. New to bowties? Start with What is the bowtie method?.
Concepts
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Bowtie vs HAZOP vs LOPA: When to Use Each Method
A plain-language comparison of HAZOP, LOPA, and bowtie analysis — what question each method answers, when to use it, and how the three methods work together in a major hazard safety case.
11 min read -
Barrier Management Explained
What barrier management is, how barriers are classified, what makes a barrier effective, and how to keep barriers alive through ownership, assurance, and operational health tracking.
10 min read -
AI and Automated Systems in Risk Management: Opportunities, Risks, and Barrier Thinking
How AI and automation reshape operational risk — the opportunities, the failure modes (automation bias, drift, opacity, silent failure), and how to manage growing dependence with bowtie thinking.
9 min read
Practice
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How to Run a Bowtie Workshop (Step by Step)
A facilitator's guide to running a bowtie workshop: who to invite, how to pick the top event, and how to capture threats, barriers, and consequences.
9 min read
Examples
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Bowtie Diagram Examples (Working at Height, Loss of Containment, Cyber)
Three worked bowtie examples — working at height, hydrocarbon loss of containment, and ransomware on OT — to illustrate threats, barriers, and consequences in practice.
11 min read