Emotion is a big part of how you assess risk – and why it's so hard to be objective about pandemic precautions
- Written by Sheldon H. Jacobson, Professor of Computer Science, University of Illinois at Urbana-Champaign

People tend to overestimate or underestimate risk. The pandemic brings this into stark relief. Picture someone wearing an N95 mask while walking their dog through a deserted park. Contrast that with someone entering a crowded bar maskless in an...