“You can’t trust a number”: Dr Helen Edmonds on questioning all assumptions

“You can’t trust a number”: Dr Helen Edmonds on questioning all assumptions

Dr Helen Edmonds was a newly minted graduate when she found herself in unfamiliar territory performing quantitative risk analysis for offshore oil and gas platforms in the North Sea.As told to Joe EnnisI was working in Aberdeen about 10 years after the Piper Alpha disaster that killed 167 workers. The regulations for offshore rigs had shifted dramatically. Every platform operator had to submit a safety case proving that individual risk was below…