Normalcy Bias
Underestimating the possibility of disaster
What is it?
Normalcy bias causes people to underestimate both the likelihood and potential impact of disasters or dramatic changes. When faced with warning signs of impending crisis, people assume things will continue functioning as they always have. Disaster research has documented that many people delay acting on warnings—seeking confirmation or carrying on with their routines—because they struggle to accept that something truly abnormal is happening. One likely reason is that most unusual signals turn out to be false alarms, so treating them as noise usually pays off. But this creates dangerous blind spots when genuine threats emerge. Normalcy bias helps explain why people stay in deteriorating relationships, failing companies, or dangerous situations far too long. It also helps explain why some industries are disrupted by technologies they could have seen coming but dismissed as "not how things work in our business." In organizations, normalcy bias leads to ignoring early warning signs, dismissing competitive threats, and failing to prepare for low-probability high-impact events. Overcoming it requires actively seeking disconfirming information, running scenario planning exercises for "unthinkable" situations, studying historical disruptions, and creating response plans before they're needed.
Example
Ignoring warning signs of market disruption because "our industry has always been stable." Continuing routine activities during a disaster. Dismissing early signals of a pandemic.
References
Omer, H., & Alon, N. (1994). The Continuity Principle: A Unified Approach to Disaster and Trauma. American Journal of Community Psychology, 22(2), 273-287.
Drabek, T. E. (1986). Human System Responses to Disaster: An Inventory of Sociological Findings. Springer-Verlag.
How to Prevent It
Doxa uses AI and can make mistakes. How it's built
What warning signs might I be dismissing?
What would happen if things don't continue as usual?
Am I assuming stability when the situation is changing?
What would it take for me to recognize a true emergency?
If a friend described these same signs to me, would I tell them to act?
Develop contingency plans for unlikely scenarios.
Learn from historical disruptions in your field.
Set automatic triggers for emergency responses.
Practice responding to unlikely scenarios regularly.
Listen to early warning signals from experts and data.