Safety culture

Safety culture is the ensemble of shared values, attitudes, and behavioral norms within an organization that determines how safety is perceived, prioritized, and practiced. The concept emerged from post-disaster analyses — most notably the Bhopal disaster and the Chernobyl nuclear accident — which revealed that catastrophic failures were rarely caused by isolated technical malfunctions. They were caused by organizational cultures that normalized the erosion of safety margins.

The dominant model of safety culture, developed in the aftermath of these disasters, treats safety as the absence of accidents: identify hazards, implement controls, enforce compliance, and measure success by the absence of negative outcomes. This is Safety I. But a growing body of research argues that this model is insufficient for complex, tightly coupled systems. In Safety II, the focus shifts from preventing failure to ensuring success: understanding how systems work correctly most of the time, and designing organizations that can adapt and recover when perturbations occur.

The epistemic dimension of safety culture is often overlooked. A strong safety culture is not merely one in which people follow rules. It is one in which people feel structurally empowered to report concerns, in which bad news travels upward without distortion, and in which the organization treats near-misses as sources of learning rather than as evidence of successful control. The Bhopal disaster demonstrated what happens when this epistemic dimension fails: the organization had the information it needed to prevent the disaster, but its culture made that information unusable.