
SH168: What is a mistake? What is an error? Words have meanings.
In this episode, Gareth Lock delves into the nature of human error, exploring concepts like slips, lapses, mistakes, and violations through the lens of safety research and diving experiences. Drawing ...
26 Apr 202511min

SH167: Only 20% of surgeons would like to use a checklist in their operations…
In this episode, Gareth Lock explores the critical role of checklists in enhancing safety and reducing errors in high-risk environments like diving, surgery, and aviation. Drawing insights from Atul G...
23 Apr 20257min

SH166: You can’t run before you can walk...
In this episode, Bart Den Ouden reflects on the importance of mastering the basics before taking on advanced challenges, using ice diving as a vivid example. During a rare opportunity for ice diving i...
19 Apr 20254min

SH165: “You can lead a horse to water, but you can’t make it drink.” Or can you..?
In this episode, we explore the critical role of leadership and decision-making in diving safety, using a real-life story about a young instructor, “Jack,” who made a risky dive on a rebreather he was...
16 Apr 20257min

SH164: Plan to fail safely – Part 2: Passing the test doesn’t say it all
In this episode, we explore how listening to your inner voice can be a lifesaver, both in diving and everyday life. Bart Den Ouden shares his personal journey of uncovering severe heart issues despite...
12 Apr 202510min

SH163: Who owns the risk in diving when something goes wrong?
In this episode, we delve into risk management and decision-making in diving, exploring the difference between personal and professional responsibilities. Using a case of a divemaster tasked with guid...
9 Apr 202511min

SH162: Plan to fail safely - teaching students/candidates for the real world
In this episode, we explore the importance of preparing for failure in diving education, inspired by Hal Watts' quote: “The most dangerous thing about diving is divers themselves.” Using a real-life e...
5 Apr 20255min

SH161: ‘One mistake and you are dead’ – isn’t how accidents normally happen
In this episode, we explore the dangers of "normalisation of deviance"—the gradual erosion of safety standards through repeated shortcuts—and its impact on rebreather diving and other high-risk activi...
2 Apr 20257min



















