In this episode, we explore how authority gradients—the imbalance of power or experience between individuals—can lead to critical mistakes in diving and other high-stakes environments. Drawing lessons from aviation, medicine, and real-world diving incidents, we discuss how the fear of questioning a more experienced person can prevent vital safety concerns from being raised. Whether it's a student diver hesitant to challenge their instructor or a junior crew member in aviation unable to assert their concerns, the consequences can be life-threatening. We highlight the importance of fostering open communication, psychological safety, and mutual accountability to prevent errors and improve safety across all levels of experience.

Original blog: https://www.thehumandiver.com/blog/the-power-of-one

Links: Wrong site surgery: http://www.newstatesman.com/2014/05/how-mistakes-can-save-lives

Pan Am/KLM accident: https://www.skybrary.aero/index.php/B742_/_B741,_Los_Rodeos_Tenerife,_1977_(RI_AGC_WX)

Landing gear light problem: https://en.wikipedia.org/wiki/United_Airlines_Flight_173

Crew Resource Management: https://publicapps.caa.co.uk/docs/33/CAP720.PDF

Non-Technical Skills: https://www.rcsed.ac.uk/professional-support-development-resources/learning-resources/non-technical-skills-for-surgeons-notss

Human Factors skills in Diving: https://www.thehumandiver.com/

Tags: English, Gareth Lock