Searched: "outcome bias"
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This phrase is often used to get people to pay attention to the hazards they face while undertaking a dive, especially a rebreather dive. If you don’t pay attention and make a mistake, then you are dead. The problem is that accidents don’t happen like this and as a consequence, we start to drift ...
This article was originally published in the Emirates Diving Association magazine on 1 Mar 2020. There is a growing focus on Human Factors and non-technical skills in the global diving industry, much of which is being driven by Gareth Lock, the UK-based founder of the system described on...
One of the key themes I teach is that safety is not necessarily the absence of accidents or incidents, but rather the presence of barriers and defences and the capacity of the system to fail safely. This quote comes from Todd Conklin, a researcher and practitioner working in the safety and human ...
What does safe mean to you? The dictionary defines safe as “protected from or not exposed to danger or risk; not likely to be harmed or lost” and in the context of diving, we often think about the physical risks. These can include decompression sickness, animal-induced injuries, separated from th...
When things go wrong, or incidents/accidents happen, it is easy to identify how the problem could have been prevented by applying one of the following the phrases ‘If only they’d done A…’ or ‘They should have done B…’ or ‘They could have done C…’ or ‘I would have done D…’ We do this because we ar...
It was 04:00 and I woke up with a dull pain in my left forearm and pins and needles in my left hand. Bugger! The Dives That day I had completed two dives, the first to max depth 44m with an average depth of 38m for 27 mins and completed 31 mins of deco using 50%. The second was to a max of 26m,...
What does ‘good enough’ mean? If you think about it, ‘Good’ is a relative term because, by definition, there must something or many things which aren’t good and you are making a judgement against your perception of good. The term ‘Doing It Right’ or DIR attracted significant criticism in the 199...
The risk of a fatality in diving has been stated as 16.4:100 000 divers (DAN Figures)14.4:100 000 divers (BSAC Figures)0.48:100 000 dives (DAN Figures)0.54:100 000 dives (BSAC member dives)1.03:100 000 dives (non-BSAC dives)Fatalities Conference Proceedings but what does that mean? I can tell ...
"A man with a conviction is a hard man to change. Tell him you disagree and he turns away. Show him facts or figures and he questions your sources. Appeal to logic and he fails to see your point." - Leon Festinger Cognitive Dissonance has been defined as the psychological pain of accepting fact...
A couple of social media posts about diving incidents and near misses have triggered this blog because the term ‘entirely predictable outcome’ has been used to highlight that someone shouldn’t have done what they did because it was obvious that it would end up with an injury or death. The problem...
