53. Cognitive biases in risk management – Semmelweis reflex – Alex Sidorenko

The Semmelweis reflex or “Semmelweis effect” is a metaphor for the reflex-like tendency to reject new evidence or new knowledge because it contradicts established norms, beliefs or paradigms. The term originated from the story of Ignaz Semmelweis, who discovered that childbed fever mortality rates reduced ten-fold when doctors washed their hands with a chlorine solution… Continue reading 53. Cognitive biases in risk management – Semmelweis reflex – Alex Sidorenko