Internal Controls: From Theory to Practice
Lessons in risk management and fraud prevention from real-world scenarios
Dive into detailed examinations of actual risk (mis)management scenarios, fraud cases and their associated control weaknesses. I’ll unpack the failures, red flags, and key learnings that every internal audit professional should know.
Each case study includes:
- Detailed background to the case
- Analysis of control weaknesses
- Red flags that were missed
- Practical recommendations for prevention
- Key takeaways for audit professionals
Note: subscribing to Case Studies automatically also subscribes you to receive the monthly The Green Pen Digest newsletter.
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Are the Big 4 “Too Big to Fail”?
Since KPMG hit the headlines recently, I’ve found myself grappling with the question of whether the Big 4 are, in practice, too big to fail. We’ve now seen significant governance…
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The Green Pen Digest – May & June 2026
After a short break last month, welcome to the 17th edition of the Green Pen Digest, a curated professional digest for modern audit, risk and governance professionals. The Green Pen…
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The Green Pen Digest – APRIL 2026
Welcome to the 16th edition of the Green Pen Digest, a curated professional digest for modern audit, risk and governance professionals. The Green Pen Digest has moved! You can find…
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The Green Pen Digest – MARCH 2026
Welcome to the 15th edition of the Green Pen Digest The Green Pen Digest has moved! You can find the latest edition for March 2026 on LinkedIn here. This bumper…
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When Auditor Independence Fails — Where Was the Board?
The above is an AI-generated image of a Board room. EY is in the headlines for breaching auditor independence standards in its external financial audit of Shell. The commentary so…
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The Green Pen Digest – January 2026
Welcome to the 13th edition of the Green Pen Digest! As the world got back into work after the festive & summer breaks, it was a slow month across the…
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From Bhopal to Bio-Lab: Are we really learning?
The above is an AI-generated image of a generic chemical manufacturing plant. 40 years. Two industrial disasters. And the uncomfortable truth about risk, controls, and corporate memory. Industrial disasters are…
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The Green Pen Digest – December 2025
Welcome to the twelfth edition of the Green Pen Digest! As you head into the New Year, hopefully after a restful and relaxing break, here are the key changes you…
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The Green Pen Digest – September 2025
Welcome to the ninth edition of the Green Pen Digest! Here are the key changes and updates for September 2025: Global Updates 1. Second Topical Requirement released: Third Party A…
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Has Corporate Governance in Australia Lost Its Way?
When leaders cross ethical lines, the consequences are usually swift and decisive. At least, that’s what we’re seeing overseas. CEOs who have been caught in conflicts of interest or inappropriate…