
SH288: The 'Obvious Thing' Nobody Noticed
This episode explores the fatal case of 18-year-old Linnea Mills to show how visible hazards can go unnoticed when an instructor lacks the mental capacity to recognise them. Linnea was overweighted, u...
17 Jun 15min

SH287: When the Picture Goes Dark
This episode explores why divers don’t truly “lose” situation awareness, but instead run out of the mental capacity needed to maintain it. Through the story of James on a challenging wreck dive, it sh...
13 Jun 16min

SH286: The Shortcut That Gets You Home — and the One That Doesn't
Divers make many decisions quickly, often without realising it, by using heuristics—mental shortcuts that help us act fast when time and information are limited. These shortcuts are essential and ofte...
10 Jun 10min

SH285: When Skill Alone Isn't Enough: The Resilient Performance Model
Diving operations rarely fail because people lack skill; they fail when skilled individuals are not supported by the systems around them. The Resilient Performance Model from The Human Diver explains ...
6 Jun 11min

SH284: LEODSI and PETTEOT: A Systems Approach for Understanding How Diving Really Works
When something goes wrong in diving, people often ask “who made the mistake?”, but that question usually oversimplifies what really happened and stops us from learning. The Learning from Emergent Outc...
3 Jun 12min

SH283: You're Accountable. You're Responsible. You're It!
This piece explores how diving incidents are often misunderstood by focusing too quickly on blame rather than learning. It explains the important difference between responsibility (who was involved) a...
30 Mai 17min

SH282: Isolation Amplifies Drift: When Remote Operations Make Small Deviations Invisible
This blog by Michael John Snow explores how small equipment issues on a remote expedition vessel can gradually become accepted as “normal,” not because of poor decisions, but because of how isolated s...
27 Mai 11min

SH281: HMS Scylla Wreck Penetration Tragedy: Two Perspectives on Learning
This episode looks at the 2021 wreck diving tragedy on HMS Scylla, where three experienced divers entered the wreck and only one survived. It first examines the kind of reaction often seen on social m...
23 Mai 37min




















