# The Tenerife Disaster

*Tom Geraghty · Voice & Silence, Power, Stories & Cases, Safety & Human Error*

A close reading of the 1977 Tenerife runway collision (583 dead, still the worst disaster in civil aviation) as a study in the power gradient and the calculus of voice. KLM captain van Zanten — chief instructor on the 747, the airline's advertising face, senior on every axis — began his takeoff roll while a Pan Am 747 was still on the foggy runway. Flight engineer Schreuder twice asked whether the Pan Am was clear, had his concern dismissed with certainty, and then fell silent for the final fifteen seconds. The article uses this to make a structural point: if the calculus of voice tips toward silence when the downside is death and your own life is at stake, we should not be surprised when it tips toward silence in a marketing meeting. Develops the four types of power (formal, informal, demographic, expert) drawing on French and Raven, and shows how in van Zanten they stacked rather than offsetting. Crucially resists the tyrant narrative: van Zanten asked to be called 'Jaap', believed in partnership, and the gradient did its silencing work anyway — because gradients form between positions, not from personality. Closes on Crew Resource Management as the structural answer (working on both the act of speaking up and the steepness of the gradient itself), the PACE graded-assertiveness ladder, and the parallel case of Elaine Bromiley in an operating theatre.

- **This page:** https://explore.psychsafety.com/n/the-tenerife-disaster-of-1977-were-going/
- **Read the full article on psychsafety.com:** https://psychsafety.com/the-tenerife-disaster-of-1977-were-going/
- **Interactive map:** https://explore.psychsafety.com/?node=tenerife

## Connected concepts (23)

- [Calculus of Voice](https://explore.psychsafety.com/n/the-calculus-of-voice.md)
- [Strategies for Learning from Failure](https://explore.psychsafety.com/n/edmondson-2011.md) (paper)
- [Crew Resource Mgmt](https://explore.psychsafety.com/n/crew-resource-management-and-psychological-safety.md)
- [How We Respond](https://explore.psychsafety.com/n/how-we-respond-matters.md)
- [Organizational Silence: A Barrier to Change and Development in a Pluralistic World](https://explore.psychsafety.com/n/morrison-milliken-2000.md) (paper)
- [Status and Cockpit Dynamics: A Review and Empirical Study](https://explore.psychsafety.com/n/milanovich-et-al-1998.md) (paper)
- [The Evolution of Crew Resource Management Training in Commercial Aviation](https://explore.psychsafety.com/n/helmreich-merritt-wilhelm-1999.md) (paper)
- [The Vasa Disaster](https://explore.psychsafety.com/n/the-vasa-disaster.md)
- [The Vulnerable System: An Analysis of the Tenerife Air Disaster](https://explore.psychsafety.com/n/weick-1990.md) (paper)
- [Typologies of Power](https://explore.psychsafety.com/n/typologies-of-power.md)
- [High & Low Context Communication](https://explore.psychsafety.com/n/reading-the-air-high-and-low-context-communication-in-teams.md)
- [Lessons from Everest: The Interaction of Cognitive Bias, Psychological Safety, and System Complexity](https://explore.psychsafety.com/n/roberto-2002.md) (paper)
- [Reducing Power Gradients](https://explore.psychsafety.com/n/reducing-power-gradients.md)
- [Amagasaki Disaster](https://explore.psychsafety.com/n/the-amagasaki-disaster.md)
- [Cultural Diversity and Crew Communication](https://explore.psychsafety.com/n/fischer-orasanu-1999.md) (paper)
- [Hierarchy in the Cockpit: How Captains Influence the Decision-Making of Young and Inexperienced First Officers](https://explore.psychsafety.com/n/fabre-et-al-2022.md) (paper)
- [Plan Continuation Bias](https://explore.psychsafety.com/n/plan-continuation-bias.md)
- [Shared Leadership in Multiteam Systems: How Cockpit and Cabin Crews Lead Each Other to Safety](https://explore.psychsafety.com/n/bienefeld-grote-2014.md) (paper)
- [Speaking Up at Work](https://explore.psychsafety.com/n/speaking-up-at-work.md)
- [STREAM](https://explore.psychsafety.com/n/st-r-e-a-m-status-rules-everything-around-me.md)
- [The Persistence of Safety Silence: How Flight Deck Microcultures Influence the Efficacy of Crew Resource Management](https://explore.psychsafety.com/n/perkins-et-al-2022.md) (paper)
- [PACE Assertiveness](https://explore.psychsafety.com/n/pace-graded-assertiveness.md)
- [Status and Cockpit Dynamics: A Review and Empirical Study](https://explore.psychsafety.com/n/milanovich-driskell-stout-salas-1998.md) (paper)